This patch adds new config option to trigger generation of BTF type
information from DWARF debuginfo for vmlinux and kernel modules through
pahole, which in turn relies on libbpf for btf_dedup() algorithm.
The intent is to record compact type information of all types used
inside kernel, including all the structs/unions/typedefs/etc. This
enables BPF's compile-once-run-everywhere ([0]) approach, in which
tracing programs that are inspecting kernel's internal data (e.g.,
struct task_struct) can be compiled on a system running some kernel
version, but would be possible to run on other kernel versions (and
configurations) without recompilation, even if the layout of structs
changed and/or some of the fields were added, removed, or renamed.
This is only possible if BPF loader can get kernel type info to adjust
all the offsets correctly. This patch is a first time in this direction,
making sure that BTF type info is part of Linux kernel image in
non-loadable ELF section.
BTF deduplication ([1]) algorithm typically provides 100x savings
compared to DWARF data, so resulting .BTF section is not big as is
typically about 2MB in size.
[0] http://vger.kernel.org/lpc-bpf2018.html#session-2
[1] https://facebookmicrosites.github.io/bpf/blog/2018/11/14/btf-enhancement.html
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Alexei Starovoitov <ast@fb.com>
Cc: Yonghong Song <yhs@fb.com>
Cc: Martin KaFai Lau <kafai@fb.com>
Change-Id: Id935f6e3ac658d9a92d55acd39e8287c644c941d
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Sorayukii <sorayukii69@gmail.com>
Andrii Nakryikoauthored and Sorayukiicommited 2026-05-15 17:58:04 +07:00
Since error-injection framework is not limited to be used
by kprobes, nor bpf. Other kernel subsystems can use it
freely for checking safeness of error-injection, e.g.
livepatch, ftrace etc.
So this separate error-injection framework from kprobes.
Some differences has been made:
- "kprobe" word is removed from any APIs/structures.
- BPF_ALLOW_ERROR_INJECTION() is renamed to
ALLOW_ERROR_INJECTION() since it is not limited for BPF too.
- CONFIG_FUNCTION_ERROR_INJECTION is the config item of this
feature. It is automatically enabled if the arch supports
error injection feature for kprobe or ftrace etc.
Change-Id: I9db8ce0b1e8672227c2387c029acd83a5f3da34d
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Reviewed-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Sorayukii <sorayukii69@gmail.com>
Masami Hiramatsuauthored and Sorayukiicommited 2026-05-15 17:56:33 +07:00
Many subsystems will not use refcount_t unless there is a way to build the
kernel so that there is no regression in speed compared to atomic_t. This
adds CONFIG_REFCOUNT_FULL to enable the full refcount_t implementation
which has the validation but is slightly slower. When not enabled,
refcount_t uses the basic unchecked atomic_t routines, which results in
no code changes compared to just using atomic_t directly.
Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: David Windsor <dwindsor@gmail.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Elena Reshetova <elena.reshetova@intel.com>
Cc: Eric Biggers <ebiggers3@gmail.com>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Hans Liljestrand <ishkamiel@gmail.com>
Cc: James Bottomley <James.Bottomley@hansenpartnership.com>
Cc: Jann Horn <jannh@google.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Manfred Spraul <manfred@colorfullife.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Serge E. Hallyn <serge@hallyn.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: arozansk@redhat.com
Cc: axboe@kernel.dk
Cc: linux-arch <linux-arch@vger.kernel.org>
Link: http://lkml.kernel.org/r/20170621200026.GA115679@beast
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/refcounts: Add missing kernel.h header to have UINT_MAX defined
Fix header dependency.
Suggested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Elena Reshetova <elena.reshetova@intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1487855374-21993-1-git-send-email-elena.reshetova@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/refcount: Add refcount_t API kernel-doc comments
Signed-off-by: David Windsor <dwindsor@gmail.com>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: elena.reshetova@intel.com
Cc: kernel-hardening@lists.openwall.com
Link: http://lkml.kernel.org/r/1489160052-20293-1-git-send-email-dwindsor@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/refcounts: Change WARN() to WARN_ONCE()
Linus noticed that the new refcount.h APIs used WARN(), which would turn
into a dmesg DoS if it triggers frequently on some buggy driver.
So make sure we only warn once. These warnings are never supposed to happen,
so it's typically not a problem to lose subsequent warnings.
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Elena Reshetova <elena.reshetova@intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/CA+55aFzbYUTZ=oqZ2YgDjY0C2_n6ODhTfqj6V+m5xWmDxsuB0w@mail.gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/refcounts: Use atomic_try_cmpxchg()
Generates better code (GCC-6.2.1):
text filename
1576 defconfig-build/lib/refcount.o.pre
1488 defconfig-build/lib/refcount.o.post
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: refcount: change EXPORT_SYMBOL markings
Now that kref is using the refcount apis, the _GPL markings are getting
exported to places that it previously wasn't. Now kref.h is GPLv2
licensed, so any non-GPL code using it better be talking to some
lawyers, but changing api markings isn't considered "nice", so let's fix
this up.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
UPSTREAM: locking/refcounts: Out-of-line everything
Linus asked to please make this real C code.
And since size then isn't an issue what so ever anymore, remove the
debug knob and make all WARN()s unconditional.
Suggested-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: dwindsor@gmail.com
Cc: elena.reshetova@intel.com
Cc: gregkh@linuxfoundation.org
Cc: ishkamiel@gmail.com
Cc: keescook@chromium.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/refcount: Remove the half-implemented refcount_sub() API
CONFIG_REFCOUNT_FULL=y (correctly) does not provide a refcount_sub(),
which should not be part of proper refcount design patterns.
Remove the erroneous extern and the later !CONFIG_REFCOUNT_FULL
accidental implementation.
Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: Elena Reshetova <elena.reshetova@intel.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Fixes: 29dee3c03abc ("locking/refcounts: Out-of-line everything")
Link: http://lkml.kernel.org/r/20170701180129.GA17405@beast
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/refcounts, x86/asm: Implement fast refcount overflow protection
This implements refcount_t overflow protection on x86 without a noticeable
performance impact, though without the fuller checking of REFCOUNT_FULL.
This is done by duplicating the existing atomic_t refcount implementation
but with normally a single instruction added to detect if the refcount
has gone negative (e.g. wrapped past INT_MAX or below zero). When detected,
the handler saturates the refcount_t to INT_MIN / 2. With this overflow
protection, the erroneous reference release that would follow a wrap back
to zero is blocked from happening, avoiding the class of refcount-overflow
use-after-free vulnerabilities entirely.
Only the overflow case of refcounting can be perfectly protected, since
it can be detected and stopped before the reference is freed and left to
be abused by an attacker. There isn't a way to block early decrements,
and while REFCOUNT_FULL stops increment-from-zero cases (which would
be the state _after_ an early decrement and stops potential double-free
conditions), this fast implementation does not, since it would require
the more expensive cmpxchg loops. Since the overflow case is much more
common (e.g. missing a "put" during an error path), this protection
provides real-world protection. For example, the two public refcount
overflow use-after-free exploits published in 2016 would have been
rendered unexploitable:
http://perception-point.io/2016/01/14/analysis-and-exploitation-of-a-linux-kernel-vulnerability-cve-2016-0728/http://cyseclabs.com/page?n=02012016
This implementation does, however, notice an unchecked decrement to zero
(i.e. caller used refcount_dec() instead of refcount_dec_and_test() and it
resulted in a zero). Decrements under zero are noticed (since they will
have resulted in a negative value), though this only indicates that a
use-after-free may have already happened. Such notifications are likely
avoidable by an attacker that has already exploited a use-after-free
vulnerability, but it's better to have them reported than allow such
conditions to remain universally silent.
On first overflow detection, the refcount value is reset to INT_MIN / 2
(which serves as a saturation value) and a report and stack trace are
produced. When operations detect only negative value results (such as
changing an already saturated value), saturation still happens but no
notification is performed (since the value was already saturated).
On the matter of races, since the entire range beyond INT_MAX but before
0 is negative, every operation at INT_MIN / 2 will trap, leaving no
overflow-only race condition.
As for performance, this implementation adds a single "js" instruction
to the regular execution flow of a copy of the standard atomic_t refcount
operations. (The non-"and_test" refcount_dec() function, which is uncommon
in regular refcount design patterns, has an additional "jz" instruction
to detect reaching exactly zero.) Since this is a forward jump, it is by
default the non-predicted path, which will be reinforced by dynamic branch
prediction. The result is this protection having virtually no measurable
change in performance over standard atomic_t operations. The error path,
located in .text.unlikely, saves the refcount location and then uses UD0
to fire a refcount exception handler, which resets the refcount, handles
reporting, and returns to regular execution. This keeps the changes to
.text size minimal, avoiding return jumps and open-coded calls to the
error reporting routine.
Example assembly comparison:
refcount_inc() before:
.text:
ffffffff81546149: f0 ff 45 f4 lock incl -0xc(%rbp)
refcount_inc() after:
.text:
ffffffff81546149: f0 ff 45 f4 lock incl -0xc(%rbp)
ffffffff8154614d: 0f 88 80 d5 17 00 js ffffffff816c36d3
...
.text.unlikely:
ffffffff816c36d3: 48 8d 4d f4 lea -0xc(%rbp),%rcx
ffffffff816c36d7: 0f ff (bad)
These are the cycle counts comparing a loop of refcount_inc() from 1
to INT_MAX and back down to 0 (via refcount_dec_and_test()), between
unprotected refcount_t (atomic_t), fully protected REFCOUNT_FULL
(refcount_t-full), and this overflow-protected refcount (refcount_t-fast):
2147483646 refcount_inc()s and 2147483647 refcount_dec_and_test()s:
cycles protections
atomic_t 82249267387 none
refcount_t-fast 82211446892 overflow, untested dec-to-zero
refcount_t-full 144814735193 overflow, untested dec-to-zero, inc-from-zero
This code is a modified version of the x86 PAX_REFCOUNT atomic_t
overflow defense from the last public patch of PaX/grsecurity, based
on my understanding of the code. Changes or omissions from the original
code are mine and don't reflect the original grsecurity/PaX code. Thanks
to PaX Team for various suggestions for improvement for repurposing this
code to be a refcount-only protection.
Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: David S. Miller <davem@davemloft.net>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Elena Reshetova <elena.reshetova@intel.com>
Cc: Eric Biggers <ebiggers3@gmail.com>
Cc: Eric W. Biederman <ebiederm@xmission.com>
Cc: Greg KH <gregkh@linuxfoundation.org>
Cc: Hans Liljestrand <ishkamiel@gmail.com>
Cc: James Bottomley <James.Bottomley@hansenpartnership.com>
Cc: Jann Horn <jannh@google.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Manfred Spraul <manfred@colorfullife.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Serge E. Hallyn <serge@hallyn.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: arozansk@redhat.com
Cc: axboe@kernel.dk
Cc: kernel-hardening@lists.openwall.com
Cc: linux-arch <linux-arch@vger.kernel.org>
Link: http://lkml.kernel.org/r/20170815161924.GA133115@beast
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/refcounts: Implement refcount_dec_and_lock_irqsave()
There are in-tree users of refcount_dec_and_lock() which must acquire the
spin lock with interrupts disabled. To workaround the lack of an irqsave
variant of refcount_dec_and_lock() they use local_irq_save() at the call
site. This causes extra code and creates in some places unneeded long
interrupt disabled times. These places need also extra treatment for
PREEMPT_RT due to the disconnect of the irq disabling and the lock
function.
Implement the missing irqsave variant of the function.
Signed-off-by: Anna-Maria Gleixner <anna-maria@linutronix.de>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r20180612161621.22645-4-bigeasy@linutronix.de
[bigeasy: s@atomic_dec_and_lock@refcount_dec_and_lock@g]
UPSTREAM: locking/refcounts: Include fewer headers in <linux/refcount.h>
Debloat <linux/refcount.h>'s dependencies:
- <linux/kernel.h> is not needed, but <linux/compiler.h> is.
- <linux/mutex.h> is not needed, only a forward declaration of "struct mutex".
- <linux/spinlock.h> is not needed, <linux/spinlock_types.h> is enough.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Will Deacon <will.deacon@arm.com>
Link: https://lkml.kernel.org/lkml/20180331220036.GA7676@avx2
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/refcount: Always allow checked forms
In many cases, it would be useful to be able to use the full
sanity-checked refcount helpers regardless of CONFIG_REFCOUNT_FULL,
as this would help to avoid duplicate warnings where callers try to
sanity-check refcount manipulation.
This patch refactors things such that the full refcount helpers were
always built, as refcount_${op}_checked(), such that they can be used
regardless of CONFIG_REFCOUNT_FULL. This will allow code which *always*
wants a checked refcount to opt-in, avoiding the need to duplicate the
logic for warnings.
There should be no functional change as a result of this patch.
Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Acked-by: Kees Cook <keescook@chromium.org>
Acked-by: Will Deacon <will.deacon@arm.com>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20180711093607.1644-1-mark.rutland@arm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/atomic: Introduce atomic_try_cmpxchg()
Add a new cmpxchg interface:
bool try_cmpxchg(u{8,16,32,64} *ptr, u{8,16,32,64} *val, u{8,16,32,64} new);
Where the boolean returns the result of the compare; and thus if the
exchange happened; and in case of failure, the new value of *ptr is
returned in *val.
This allows simplification/improvement of loops like:
for (;;) {
new = val $op $imm;
old = cmpxchg(ptr, val, new);
if (old == val)
break;
val = old;
}
into:
do {
} while (!try_cmpxchg(ptr, &val, val $op $imm));
while also generating better code (GCC6 and onwards).
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
UPSTREAM: locking/atomic: Fix atomic_try_cmpxchg() semantics
Dmitry noted that the new atomic_try_cmpxchg() primitive is broken when
the old pointer doesn't point to the local stack.
He writes:
"Consider a classical lock-free stack push:
node->next = atomic_read(&head);
do {
} while (!atomic_try_cmpxchg(&head, &node->next, node));
This code is broken with the current implementation, the problem is
with unconditional update of *__po.
In case of success it writes the same value back into *__po, but in
case of cmpxchg success we might have lose ownership of some memory
locations and potentially over what __po has pointed to. The same
holds for the re-read of *__po. "
He also points out that this makes it surprisingly different from the
similar C/C++ atomic operation.
After investigating the code-gen differences caused by this patch; and
a number of alternatives (Linus dislikes this interface lots), we
arrived at these results (size x86_64-defconfig/vmlinux):
GCC-6.3.0:
10735757 cmpxchg
10726413 try_cmpxchg
10730509 try_cmpxchg + patch
10730445 try_cmpxchg-linus
GCC-7 (20170327):
10709514 cmpxchg
10704266 try_cmpxchg
10704266 try_cmpxchg + patch
10704394 try_cmpxchg-linus
From this we see that the patch has the advantage of better code-gen
on GCC-7 and keeps the interface roughly consistent with the C
language variant.
Reported-by: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Fixes: a9ebf306f52c ("locking/atomic: Introduce atomic_try_cmpxchg()")
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Sorayukii <sorayukii69@gmail.com>
Peter Zijlstraauthored and Sorayukiicommited 2026-05-15 17:54:59 +07:00
Commits started from ("rcu: Tighten up __call_rcu() rcu_head alignment check") and ended in ("rcutorture: Invoke call_rcu() from timer handler")
Signed-off-by: Yousef Algadri <yusufgadrie@gmail.com>
Signed-off-by: TsingPeng <tsingpeng@foxmail.com>
Signed-off-by: Sorayukii <sorayukii69@gmail.com>
Yousef Algadriauthored and Sorayukiicommited 2026-05-15 17:49:30 +07:00
* common/android-4.9-q:
Linux 4.9.321
swiotlb: skip swiotlb_bounce when orig_addr is zero
kexec_file: drop weak attribute from arch_kexec_apply_relocations[_add]
fdt: Update CRC check for rng-seed
xen: unexport __init-annotated xen_xlate_map_ballooned_pages()
drm: remove drm_fb_helper_modinit
powerpc/pseries: wire up rng during setup_arch()
modpost: fix section mismatch check for exported init/exit sections
ARM: cns3xxx: Fix refcount leak in cns3xxx_init
ARM: Fix refcount leak in axxia_boot_secondary
ARM: exynos: Fix refcount leak in exynos_map_pmu
ARM: dts: imx6qdl: correct PU regulator ramp delay
powerpc: Enable execve syscall exit tracepoint
xtensa: Fix refcount leak bug in time.c
xtensa: xtfpga: Fix refcount leak bug in setup
iio: trigger: sysfs: fix use-after-free on remove
iio: accel: mma8452: ignore the return value of reset operation
iio:accel:bma180: rearrange iio trigger get and register
usb: chipidea: udc: check request status before setting device address
iio: adc: vf610: fix conversion mode sysfs node name
igb: Make DMA faster when CPU is active on the PCIe link
MIPS: Remove repetitive increase irq_err_count
x86/xen: Remove undefined behavior in setup_features()
bonding: ARP monitor spams NETDEV_NOTIFY_PEERS notifiers
USB: serial: option: add Telit LE910Cx 0x1250 composition
random: quiet urandom warning ratelimit suppression message
dm era: commit metadata in postsuspend after worker stops
ata: libata: add qc->flags in ata_qc_complete_template tracepoint
random: schedule mix_interrupt_randomness() less often
vt: drop old FONT ioctls
BACKPORT: l2tp: fix race in pppol2tp_release with session object destroy
BACKPORT: l2tp: don't use inet_shutdown on ppp session destroy
Linux 4.9.320
tcp: drop the hash_32() part from the index calculation
tcp: increase source port perturb table to 2^16
tcp: dynamically allocate the perturb table used by source ports
tcp: add small random increments to the source port
tcp: use different parts of the port_offset for index and offset
secure_seq: use the 64 bits of the siphash for port offset calculation
tcp: add some entropy in __inet_hash_connect()
tcp: change source port randomizarion at connect() time
fuse: fix pipe buffer lifetime for direct_io
Reinstate some of "swiotlb: rework "fix info leak with DMA_FROM_DEVICE""
swiotlb: fix info leak with DMA_FROM_DEVICE
xprtrdma: fix incorrect header size calculations
s390/mm: use non-quiescing sske for KVM switch to keyed guest
l2tp: fix race in pppol2tp_release with session object destroy
l2tp: don't use inet_shutdown on ppp session destroy
ext4: add reserved GDT blocks check
ext4: make variable "count" signed
ext4: fix bug_on ext4_mb_use_inode_pa
serial: 8250: Store to lsr_save_flags after lsr read
usb: gadget: lpc32xx_udc: Fix refcount leak in lpc32xx_udc_probe
USB: serial: io_ti: add Agilent E5805A support
USB: serial: option: add support for Cinterion MV31 with new baseline
comedi: vmk80xx: fix expression for tx buffer size
irqchip/gic-v3: Iterate over possible CPUs by for_each_possible_cpu()
irqchip/gic/realview: Fix refcount leak in realview_gic_of_init
misc: atmel-ssc: Fix IRQ check in ssc_probe
pNFS: Don't keep retrying if the server replied NFS4ERR_LAYOUTUNAVAILABLE
random: credit cpu and bootloader seeds by default
net: ethernet: mtk_eth_soc: fix misuse of mem alloc interface netdev[napi]_alloc_frag
ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
nfc: nfcmrvl: Fix memory leak in nfcmrvl_play_deferred
virtio-mmio: fix missing put_device() when vm_cmdline_parent registration failed
scsi: lpfc: Fix port stuck in bypassed state after LIP in PT2PT topology
scsi: vmw_pvscsi: Expand vcpuHint to 16 bits
ASoC: wm8962: Fix suspend while playing music
ata: libata-core: fix NULL pointer deref in ata_host_alloc_pinfo()
ASoC: cs42l56: Correct typo in minimum level for SX volume controls
ASoC: cs42l52: Correct TLV for Bypass Volume
ASoC: cs53l30: Correct number of volume levels on SX controls
ASoC: cs42l52: Fix TLV scales for mixer controls
random: account for arch randomness in bits
random: mark bootloader randomness code as __init
random: avoid checking crng_ready() twice in random_init()
crypto: drbg - make reseeding from get_random_bytes() synchronous
crypto: drbg - always try to free Jitter RNG instance
crypto: drbg - move dynamic ->reseed_threshold adjustments to __drbg_seed()
crypto: drbg - track whether DRBG was seeded with !rng_is_initialized()
crypto: drbg - prepare for more fine-grained tracking of seeding state
crypto: drbg - always seeded with SP800-90B compliant noise source
crypto: drbg - add FIPS 140-2 CTRNG for noise source
Revert "random: use static branch for crng_ready()"
random: check for signals after page of pool writes
random: wire up fops->splice_{read,write}_iter()
random: convert to using fops->write_iter()
random: move randomize_page() into mm where it belongs
random: move initialization functions out of hot pages
random: use proper return types on get_random_{int,long}_wait()
random: remove extern from functions in header
random: use static branch for crng_ready()
random: credit architectural init the exact amount
random: handle latent entropy and command line from random_init()
random: use proper jiffies comparison macro
random: remove ratelimiting for in-kernel unseeded randomness
random: avoid initializing twice in credit race
random: use symbolic constants for crng_init states
siphash: use one source of truth for siphash permutations
random: help compiler out with fast_mix() by using simpler arguments
random: do not use input pool from hard IRQs
random: order timer entropy functions below interrupt functions
random: do not pretend to handle premature next security model
random: do not use batches when !crng_ready()
random: insist on random_get_entropy() existing in order to simplify
uapi: rename ext2_swab() to swab() and share globally in swab.h
xtensa: use fallback for random_get_entropy() instead of zero
sparc: use fallback for random_get_entropy() instead of zero
um: use fallback for random_get_entropy() instead of zero
x86/tsc: Use fallback for random_get_entropy() instead of zero
nios2: use fallback for random_get_entropy() instead of zero
arm: use fallback for random_get_entropy() instead of zero
mips: use fallback for random_get_entropy() instead of just c0 random
m68k: use fallback for random_get_entropy() instead of zero
timekeeping: Add raw clock fallback for random_get_entropy()
powerpc: define get_cycles macro for arch-override
alpha: define get_cycles macro for arch-override
parisc: define get_cycles macro for arch-override
s390: define get_cycles macro for arch-override
ia64: define get_cycles macro for arch-override
init: call time_init() before rand_initialize()
random: fix sysctl documentation nits
random: document crng_fast_key_erasure() destination possibility
random: make random_get_entropy() return an unsigned long
random: check for signals every PAGE_SIZE chunk of /dev/[u]random
random: check for signal_pending() outside of need_resched() check
random: do not allow user to keep crng key around on stack
random: do not split fast init input in add_hwgenerator_randomness()
random: mix build-time latent entropy into pool at init
random: re-add removed comment about get_random_{u32,u64} reseeding
random: treat bootloader trust toggle the same way as cpu trust toggle
random: skip fast_init if hwrng provides large chunk of entropy
random: check for signal and try earlier when generating entropy
random: reseed more often immediately after booting
random: make consistent usage of crng_ready()
random: use SipHash as interrupt entropy accumulator
random: replace custom notifier chain with standard one
random: don't let 644 read-only sysctls be written to
random: give sysctl_random_min_urandom_seed a more sensible value
random: do crng pre-init loading in worker rather than irq
random: unify cycles_t and jiffies usage and types
random: cleanup UUID handling
random: only wake up writers after zap if threshold was passed
random: round-robin registers as ulong, not u32
random: clear fast pool, crng, and batches in cpuhp bring up
random: pull add_hwgenerator_randomness() declaration into random.h
hwrng: remember rng chosen by user
hwrng: use rng source with best quality
hwrng: core - remove unused PFX macro
hwrng: core - Move hwrng miscdev minor number to include/linux/miscdevice.h
hwrng: core - Rewrite the header
hwrng: core - rewrite better comparison to NULL
hwrng: core - do not use multiple blank lines
random: check for crng_init == 0 in add_device_randomness()
random: unify early init crng load accounting
random: do not take pool spinlock at boot
random: defer fast pool mixing to worker
workqueue: make workqueue available early during boot
random: rewrite header introductory comment
random: group sysctl functions
random: group userspace read/write functions
random: group entropy collection functions
random: group entropy extraction functions
random: group initialization wait functions
random: remove whitespace and reorder includes
random: remove useless header comment
random: introduce drain_entropy() helper to declutter crng_reseed()
random: deobfuscate irq u32/u64 contributions
random: add proper SPDX header
random: remove unused tracepoints
random: remove ifdef'd out interrupt bench
random: tie batched entropy generation to base_crng generation
random: zero buffer after reading entropy from userspace
random: remove outdated INT_MAX >> 6 check in urandom_read()
random: use hash function for crng_slow_load()
random: absorb fast pool into input pool after fast load
random: do not xor RDRAND when writing into /dev/random
random: ensure early RDSEED goes through mixer on init
random: inline leaves of rand_initialize()
random: use RDSEED instead of RDRAND in entropy extraction
random: fix locking in crng_fast_load()
random: remove batched entropy locking
random: remove use_input_pool parameter from crng_reseed()
random: make credit_entropy_bits() always safe
random: always wake up entropy writers after extraction
random: use linear min-entropy accumulation crediting
random: simplify entropy debiting
random: use computational hash for entropy extraction
random: only call crng_finalize_init() for primary_crng
random: access primary_pool directly rather than through pointer
random: continually use hwgenerator randomness
random: simplify arithmetic function flow in account()
random: access input_pool_data directly rather than through pointer
random: cleanup fractional entropy shift constants
random: prepend remaining pool constants with POOL_
random: de-duplicate INPUT_POOL constants
random: remove unused OUTPUT_POOL constants
random: rather than entropy_store abstraction, use global
random: try to actively add entropy rather than passively wait for it
random: remove unused extract_entropy() reserved argument
random: remove incomplete last_data logic
random: cleanup integer types
crypto: chacha20 - Fix chacha20_block() keystream alignment (again)
random: cleanup poolinfo abstraction
random: fix typo in comments
random: don't reset crng_init_cnt on urandom_read()
random: avoid superfluous call to RDRAND in CRNG extraction
random: early initialization of ChaCha constants
random: initialize ChaCha20 constants with correct endianness
random: use IS_ENABLED(CONFIG_NUMA) instead of ifdefs
random: harmonize "crng init done" messages
random: mix bootloader randomness into pool
random: do not re-init if crng_reseed completes before primary init
random: do not sign extend bytes for rotation when mixing
random: use BLAKE2s instead of SHA1 in extraction
random: remove unused irq_flags argument from add_interrupt_randomness()
random: document add_hwgenerator_randomness() with other input functions
crypto: blake2s - adjust include guard naming
crypto: blake2s - include <linux/bug.h> instead of <asm/bug.h>
MAINTAINERS: co-maintain random.c
random: remove dead code left over from blocking pool
random: avoid arch_get_random_seed_long() when collecting IRQ randomness
random: add arch_get_random_*long_early()
powerpc: Use bool in archrandom.h
linux/random.h: Mark CONFIG_ARCH_RANDOM functions __must_check
linux/random.h: Use false with bool
linux/random.h: Remove arch_has_random, arch_has_random_seed
powerpc: Remove arch_has_random, arch_has_random_seed
x86: Remove arch_has_random, arch_has_random_seed
random: avoid warnings for !CONFIG_NUMA builds
random: split primary/secondary crng init paths
random: remove some dead code of poolinfo
random: fix typo in add_timer_randomness()
random: Add and use pr_fmt()
random: convert to ENTROPY_BITS for better code readability
random: remove unnecessary unlikely()
random: remove kernel.random.read_wakeup_threshold
random: delete code to pull data into pools
random: remove the blocking pool
random: fix crash on multiple early calls to add_bootloader_randomness()
random: make /dev/random be almost like /dev/urandom
random: ignore GRND_RANDOM in getentropy(2)
random: add GRND_INSECURE to return best-effort non-cryptographic bytes
random: Add a urandom_read_nowait() for random APIs that don't warn
random: Don't wake crng_init_wait when crng_init == 1
lib/crypto: sha1: re-roll loops to reduce code size
lib/crypto: blake2s: move hmac construction into wireguard
crypto: blake2s - generic C library implementation and selftest
crypto: Deduplicate le32_to_cpu_array() and cpu_to_le32_array()
Revert "hwrng: core - Freeze khwrng thread during suspend"
char/random: Add a newline at the end of the file
random: Use wait_event_freezable() in add_hwgenerator_randomness()
fdt: add support for rng-seed
random: Support freezable kthreads in add_hwgenerator_randomness()
random: fix soft lockup when trying to read from an uninitialized blocking pool
latent_entropy: avoid build error when plugin cflags are not set
random: document get_random_int() family
random: move rand_initialize() earlier
random: only read from /dev/random after its pool has received 128 bits
drivers/char/random.c: make primary_crng static
drivers/char/random.c: remove unused stuct poolinfo::poolbits
drivers/char/random.c: constify poolinfo_table
random: make CPU trust a boot parameter
random: Make crng state queryable
random: remove preempt disabled region
random: add a config option to trust the CPU's hwrng
random: Return nbytes filled from hw RNG
random: Fix whitespace pre random-bytes work
drivers/char/random.c: remove unused dont_count_entropy
random: optimize add_interrupt_randomness
random: always fill buffer in get_random_bytes_wait
crypto: chacha20 - Fix keystream alignment for chacha20_block()
random: fix data race on crng_node_pool
random: always use batched entropy for get_random_u{32,64}
Revert "char/random: silence a lockdep splat with printk()"
char/random: silence a lockdep splat with printk()
random: add a spinlock_t to struct batched_entropy
random: rate limit unseeded randomness warnings
random: fix possible sleeping allocation from irq context
random: set up the NUMA crng instances after the CRNG is fully initialized
random: use a different mixing algorithm for add_device_randomness()
random: fix warning message on ia64 and parisc
random: reorder READ_ONCE() in get_random_uXX
random: suppress spammy warnings about unseeded randomness
random: do not ignore early device randomness
random: warn when kernel uses unseeded randomness
random: add get_random_{bytes,u32,u64,int,long,once}_wait family
random: add wait_for_random_bytes() API
random: silence compiler warnings and fix race
random: invalidate batched entropy after crng init
random: move random_min_urandom_seed into CONFIG_SYSCTL ifdef block
random: convert get_random_int/long into get_random_u32/u64
random: fix comment for unused random_min_urandom_seed
random: remove variable limit
random: remove stale urandom_init_wait
random: remove stale maybe_reseed_primary_crng
9p: missing chunk of "fs/9p: Don't update file type when updating file attributes"
Linux 4.9.319
x86/speculation/mmio: Print SMT warning
KVM: x86/speculation: Disable Fill buffer clear within guests
x86/speculation/mmio: Reuse SRBDS mitigation for SBDS
x86/speculation/srbds: Update SRBDS mitigation selection
x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data
x86/speculation/mmio: Enable CPU Fill buffer clearing on idle
x86/bugs: Group MDS, TAA & Processor MMIO Stale Data mitigations
x86/speculation/mmio: Add mitigation for Processor MMIO Stale Data
x86/speculation: Add a common function for MD_CLEAR mitigation update
x86/speculation/mmio: Enumerate Processor MMIO Stale Data bug
Documentation: Add documentation for Processor MMIO Stale Data
x86/cpu: Add another Alder Lake CPU to the Intel family
x86/cpu: Add Lakefield, Alder Lake and Rocket Lake models to the to Intel CPU family
x86/cpu: Add Comet Lake to the Intel CPU models header
x86/CPU: Add more Icelake model numbers
x86/CPU: Add Icelake model number
x86/cpu: Add Cannonlake to Intel family
x86/cpu: Add Jasper Lake to Intel family
cpu/speculation: Add prototype for cpu_show_srbds()
x86/cpu: Add Elkhart Lake to Intel family
ANDROID: arch: fix backported syscall numbers
Linux 4.9.318
tcp: fix tcp_mtup_probe_success vs wrong snd_cwnd
PCI: qcom: Fix unbalanced PHY init on probe errors
mtd: cfi_cmdset_0002: Use chip_ready() for write on S29GL064N
mtd: cfi_cmdset_0002: Move and rename chip_check/chip_ready/chip_good_for_write
powerpc/32: Fix overread/overwrite of thread_struct via ptrace
Input: bcm5974 - set missing URB_NO_TRANSFER_DMA_MAP urb flag
nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling
nfc: st21nfca: fix incorrect validating logic in EVT_TRANSACTION
ata: libata-transport: fix {dma|pio|xfer}_mode sysfs files
cifs: return errors during session setup during reconnects
ALSA: hda/conexant - Fix loopback issue with CX20632
vringh: Fix loop descriptors check in the indirect cases
nodemask: Fix return values to be unsigned
modpost: fix undefined behavior of is_arm_mapping_symbol()
drm/radeon: fix a possible null pointer dereference
Revert "net: af_key: add check for pfkey_broadcast in function pfkey_process"
md: protect md_unregister_thread from reentrancy
serial: msm_serial: disable interrupts in __msm_console_write()
staging: rtl8712: fix uninit-value in r871xu_drv_init()
clocksource/drivers/sp804: Avoid error on multiple instances
misc: rtsx: set NULL intfdata when probe fails
usb: dwc2: gadget: don't reset gadget's driver->bus
USB: hcd-pci: Fully suspend across freeze/thaw cycle
drivers: usb: host: Fix deadlock in oxu_bus_suspend()
drivers: tty: serial: Fix deadlock in sa1100_set_termios()
USB: host: isp116x: check return value after calling platform_get_resource()
drivers: staging: rtl8192e: Fix deadlock in rtllib_beacons_stop()
tty: Fix a possible resource leak in icom_probe
tty: synclink_gt: Fix null-pointer-dereference in slgt_clean()
lkdtm/usercopy: Expand size of "out of frame" object
iio: dummy: iio_simple_dummy: check the return value of kstrdup()
net: altera: Fix refcount leak in altera_tse_mdio_create
net: xfrm: unexport __init-annotated xfrm4_protocol_init()
SUNRPC: Fix the calculation of xdr->end in xdr_get_next_encode_buffer()
net/mlx4_en: Fix wrong return value on ioctl EEPROM query failure
ata: pata_octeon_cf: Fix refcount leak in octeon_cf_probe
net: fix nla_strcmp to handle more then one trailing null character
video: fbdev: pxa3xx-gcu: release the resources correctly in pxa3xx_gcu_probe/remove()
m68knommu: fix undefined reference to `_init_sp'
m68knommu: set ZERO_PAGE() to the allocated zeroed page
i2c: cadence: Increase timeout per message if necessary
tracing: Avoid adding tracer option before update_tracer_options
tcp: tcp_rtx_synack() can be called from process context
jffs2: fix memory leak in jffs2_do_fill_super
modpost: fix removing numeric suffixes
net: ethernet: mtk_eth_soc: out of bounds read in mtk_hwlro_get_fdir_entry()
clocksource/drivers/oxnas-rps: Fix irq_of_parse_and_map() return value
firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle
serial: st-asc: Sanitize CSIZE and correct PARENB for CS7
serial: sh-sci: Don't allow CS5-6
serial: txx9: Don't allow CS5-6
serial: digicolor-usart: Don't allow CS5-6
serial: meson: acquire port->lock in startup()
rtc: mt6397: check return value after calling platform_get_resource()
rpmsg: qcom_smd: Fix irq_of_parse_and_map() return value
pwm: lp3943: Fix duty calculation in case period was clamped
USB: storage: karma: fix rio_karma_init return
usb: usbip: add missing device lock on tweak configuration cmd
usb: usbip: fix a refcount leak in stub_probe()
staging: greybus: codecs: fix type confusion of list iterator variable
pcmcia: db1xxx_ss: restrict to MIPS_DB1XXX boards
netfilter: nf_tables: disallow non-stateful expression in sets earlier
MIPS: IP27: Remove incorrect `cpu_has_fpu' override
RDMA/rxe: Generate a completion for unsupported/invalid opcode
dt-bindings: gpio: altera: correct interrupt-cells
docs/conf.py: Cope with removal of language=None in Sphinx 5.0.0
gma500: fix an incorrect NULL check on list iterator
carl9170: tx: fix an incorrect use of list iterator
ASoC: rt5514: Fix event generation for "DSP Voice Wake Up" control
rtl818x: Prevent using not initialized queues
hugetlb: fix huge_pmd_unshare address update
nodemask.h: fix compilation error with GCC12
iommu/msm: Fix an incorrect NULL check on list iterator
um: Fix out-of-bounds read in LDT setup
um: chan_user: Fix winch_tramp() return value
mac80211: upgrade passive scan to active scan on DFS channels after beacon rx
irqchip: irq-xtensa-mx: fix initial IRQ affinity
irqchip/armada-370-xp: Do not touch Performance Counter Overflow on A375, A38x, A39x
RDMA/hfi1: Fix potential integer multiplication overflow errors
md: fix an incorrect NULL check in md_reload_sb
md: fix an incorrect NULL check in does_sb_need_changing
drm/bridge: analogix_dp: Grab runtime PM reference for DP-AUX
drm/amdgpu/cs: make commands with 0 chunks illegal behaviour.
scsi: ufs: qcom: Add a readl() to make sure ref_clk gets enabled
scsi: dc395x: Fix a missing check on list iterator
ocfs2: dlmfs: fix error handling of user_dlm_destroy_lock
dlm: fix missing lkb refcount handling
dlm: fix plock invalid read
ext4: verify dir block before splitting it
ext4: fix bug_on in ext4_writepages
ext4: fix use-after-free in ext4_rename_dir_prepare
fs-writeback: writeback_sb_inodes：Recalculate 'wrote' according skipped pages
iwlwifi: mvm: fix assert 1F04 upon reconfig
wifi: mac80211: fix use-after-free in chanctx code
iommu/amd: Increase timeout waiting for GA log enablement
video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup
Input: sparcspkr - fix refcount leak in bbc_beep_probe
tty: fix deadlock caused by calling printk() under tty_port->lock
powerpc/4xx/cpm: Fix return value of __setup() handler
powerpc/idle: Fix return value of __setup() handler
powerpc/8xx: export 'cpm_setbrg' for modules
drivers/base/node.c: fix compaction sysfs file leak
scsi: fcoe: Fix Wstringop-overflow warnings in fcoe_wwn_from_mac()
mfd: ipaq-micro: Fix error check return value of platform_get_irq()
soc: qcom: smsm: Fix missing of_node_put() in smsm_parse_ipc
soc: qcom: smp2p: Fix missing of_node_put() in smp2p_parse_ipc
rxrpc: Don't try to resend the request if we're receiving the reply
rxrpc: Fix listen() setting the bar too high for the prealloc rings
ASoC: wm2000: fix missing clk_disable_unprepare() on error in wm2000_anc_transition()
sctp: read sk->sk_bound_dev_if once in sctp_rcv()
m68k: math-emu: Fix dependencies of math emulation support
Bluetooth: fix dangling sco_conn and use-after-free in sco_sock_timeout
media: pvrusb2: fix array-index-out-of-bounds in pvr2_i2c_core_init
media: exynos4-is: Change clk_disable to clk_disable_unprepare
regulator: pfuze100: Fix refcount leak in pfuze_parse_regulators_dt
ASoC: mxs-saif: Fix refcount leak in mxs_saif_probe
media: uvcvideo: Fix missing check to determine if element is found in list
drm/msm: return an error pointer in msm_gem_prime_get_sg_table()
x86/mm: Cleanup the control_va_addr_alignment() __setup handler
drm/rockchip: vop: fix possible null-ptr-deref in vop_bind()
drm/msm/hdmi: check return value after calling platform_get_resource_byname()
drm/msm/dsi: fix error checks and return values for DSI xmit functions
x86/pm: Fix false positive kmemleak report in msr_build_context()
inotify: show inotify mask flags in proc fdinfo
ath9k_htc: fix potential out of bounds access with invalid rxstatus->rs_keyix
spi: img-spfi: Fix pm_runtime_get_sync() error checking
HID: hid-led: fix maximum brightness for Dream Cheeky
NFC: NULL out the dev->rfkill to prevent UAF
spi: spi-ti-qspi: Fix return value handling of wait_for_completion_timeout
drm/mediatek: Fix mtk_cec_mask()
x86/delay: Fix the wrong asm constraint in delay_loop()
ASoC: mediatek: Fix error handling in mt8173_max98090_dev_probe
drm: fix EDID struct for old ARM OABI format
macintosh/via-pmu: Fix build failure when CONFIG_INPUT is disabled
powerpc/xics: fix refcount leak in icp_opal_init()
PCI: Avoid pci_dev_lock() AB/BA deadlock with sriov_numvfs_store()
ARM: hisi: Add missing of_node_put after of_find_compatible_node
ARM: dts: exynos: add atmel,24c128 fallback to Samsung EEPROM
ARM: versatile: Add missing of_node_put in dcscb_init
fat: add ratelimit to fat*_ent_bread()
ARM: OMAP1: clock: Fix UART rate reporting algorithm
fs: jfs: fix possible NULL pointer dereference in dbFree()
eth: tg3: silence the GCC 12 array-bounds warning
rxrpc: Return an error to sendmsg if call failed
media: exynos4-is: Fix compile warning
ASoC: rt5645: Fix errorenous cleanup order
nvme-pci: fix a NULL pointer dereference in nvme_alloc_admin_tags
openrisc: start CPU timer early in boot
ipmi:ssif: Check for NULL msg when handling events and messages
dma-debug: change allocation mode from GFP_NOWAIT to GFP_ATIOMIC
ASoC: dapm: Don't fold register value changes into notifications
ipv6: Don't send rs packets to the interface of ARPHRD_TUNNEL
drm/amd/pm: fix the compile warning
scsi: megaraid: Fix error check return value of register_chrdev()
media: cx25821: Fix the warning when removing the module
ath9k: fix QCA9561 PA bias level
drm/amd/pm: fix double free in si_parse_power_table()
ALSA: jack: Access input_dev under mutex
ACPICA: Avoid cache flush inside virtual machines
ipw2x00: Fix potential NULL dereference in libipw_xmit()
b43: Fix assigning negative value to unsigned variable
b43legacy: Fix assigning negative value to unsigned variable
mwifiex: add mutex lock for call in mwifiex_dfs_chan_sw_work_queue
drm/virtio: fix NULL pointer dereference in virtio_gpu_conn_get_modes
btrfs: add "0x" prefix for unsupported optional features
ptrace: Reimplement PTRACE_KILL by always sending SIGKILL
ptrace/xtensa: Replace PT_SINGLESTEP with TIF_SINGLESTEP
USB: new quirk for Dell Gen 2 devices
BACKPORT: psi: Fix uaf issue when psi trigger is destroyed while being polled
Conflicts:
arch/arm/include/asm/unistd.h
arch/arm/kernel/calls.S
drivers/char/Kconfig
drivers/char/random.c
fs/fat/fatent.c
include/linux/random.h
init/main.c
kernel/cpu.c
lib/Makefile
Change-Id: I43d99223205dec1f47e87016818be23514a62cba
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Merge 4.9.320 into android-4.9-q
Changes in 4.9.320
9p: missing chunk of "fs/9p: Don't update file type when updating file attributes"
random: remove stale maybe_reseed_primary_crng
random: remove stale urandom_init_wait
random: remove variable limit
random: fix comment for unused random_min_urandom_seed
random: convert get_random_int/long into get_random_u32/u64
random: move random_min_urandom_seed into CONFIG_SYSCTL ifdef block
random: invalidate batched entropy after crng init
random: silence compiler warnings and fix race
random: add wait_for_random_bytes() API
random: add get_random_{bytes,u32,u64,int,long,once}_wait family
random: warn when kernel uses unseeded randomness
random: do not ignore early device randomness
random: suppress spammy warnings about unseeded randomness
random: reorder READ_ONCE() in get_random_uXX
random: fix warning message on ia64 and parisc
random: use a different mixing algorithm for add_device_randomness()
random: set up the NUMA crng instances after the CRNG is fully initialized
random: fix possible sleeping allocation from irq context
random: rate limit unseeded randomness warnings
random: add a spinlock_t to struct batched_entropy
char/random: silence a lockdep splat with printk()
Revert "char/random: silence a lockdep splat with printk()"
random: always use batched entropy for get_random_u{32,64}
random: fix data race on crng_node_pool
crypto: chacha20 - Fix keystream alignment for chacha20_block()
random: always fill buffer in get_random_bytes_wait
random: optimize add_interrupt_randomness
drivers/char/random.c: remove unused dont_count_entropy
random: Fix whitespace pre random-bytes work
random: Return nbytes filled from hw RNG
random: add a config option to trust the CPU's hwrng
random: remove preempt disabled region
random: Make crng state queryable
random: make CPU trust a boot parameter
drivers/char/random.c: constify poolinfo_table
drivers/char/random.c: remove unused stuct poolinfo::poolbits
drivers/char/random.c: make primary_crng static
random: only read from /dev/random after its pool has received 128 bits
random: move rand_initialize() earlier
random: document get_random_int() family
latent_entropy: avoid build error when plugin cflags are not set
random: fix soft lockup when trying to read from an uninitialized blocking pool
random: Support freezable kthreads in add_hwgenerator_randomness()
fdt: add support for rng-seed
random: Use wait_event_freezable() in add_hwgenerator_randomness()
char/random: Add a newline at the end of the file
Revert "hwrng: core - Freeze khwrng thread during suspend"
crypto: Deduplicate le32_to_cpu_array() and cpu_to_le32_array()
crypto: blake2s - generic C library implementation and selftest
lib/crypto: blake2s: move hmac construction into wireguard
lib/crypto: sha1: re-roll loops to reduce code size
random: Don't wake crng_init_wait when crng_init == 1
random: Add a urandom_read_nowait() for random APIs that don't warn
random: add GRND_INSECURE to return best-effort non-cryptographic bytes
random: ignore GRND_RANDOM in getentropy(2)
random: make /dev/random be almost like /dev/urandom
random: fix crash on multiple early calls to add_bootloader_randomness()
random: remove the blocking pool
random: delete code to pull data into pools
random: remove kernel.random.read_wakeup_threshold
random: remove unnecessary unlikely()
random: convert to ENTROPY_BITS for better code readability
random: Add and use pr_fmt()
random: fix typo in add_timer_randomness()
random: remove some dead code of poolinfo
random: split primary/secondary crng init paths
random: avoid warnings for !CONFIG_NUMA builds
x86: Remove arch_has_random, arch_has_random_seed
powerpc: Remove arch_has_random, arch_has_random_seed
linux/random.h: Remove arch_has_random, arch_has_random_seed
linux/random.h: Use false with bool
linux/random.h: Mark CONFIG_ARCH_RANDOM functions __must_check
powerpc: Use bool in archrandom.h
random: add arch_get_random_*long_early()
random: avoid arch_get_random_seed_long() when collecting IRQ randomness
random: remove dead code left over from blocking pool
MAINTAINERS: co-maintain random.c
crypto: blake2s - include <linux/bug.h> instead of <asm/bug.h>
crypto: blake2s - adjust include guard naming
random: document add_hwgenerator_randomness() with other input functions
random: remove unused irq_flags argument from add_interrupt_randomness()
random: use BLAKE2s instead of SHA1 in extraction
random: do not sign extend bytes for rotation when mixing
random: do not re-init if crng_reseed completes before primary init
random: mix bootloader randomness into pool
random: harmonize "crng init done" messages
random: use IS_ENABLED(CONFIG_NUMA) instead of ifdefs
random: initialize ChaCha20 constants with correct endianness
random: early initialization of ChaCha constants
random: avoid superfluous call to RDRAND in CRNG extraction
random: don't reset crng_init_cnt on urandom_read()
random: fix typo in comments
random: cleanup poolinfo abstraction
crypto: chacha20 - Fix chacha20_block() keystream alignment (again)
random: cleanup integer types
random: remove incomplete last_data logic
random: remove unused extract_entropy() reserved argument
random: try to actively add entropy rather than passively wait for it
random: rather than entropy_store abstraction, use global
random: remove unused OUTPUT_POOL constants
random: de-duplicate INPUT_POOL constants
random: prepend remaining pool constants with POOL_
random: cleanup fractional entropy shift constants
random: access input_pool_data directly rather than through pointer
random: simplify arithmetic function flow in account()
random: continually use hwgenerator randomness
random: access primary_pool directly rather than through pointer
random: only call crng_finalize_init() for primary_crng
random: use computational hash for entropy extraction
random: simplify entropy debiting
random: use linear min-entropy accumulation crediting
random: always wake up entropy writers after extraction
random: make credit_entropy_bits() always safe
random: remove use_input_pool parameter from crng_reseed()
random: remove batched entropy locking
random: fix locking in crng_fast_load()
random: use RDSEED instead of RDRAND in entropy extraction
random: inline leaves of rand_initialize()
random: ensure early RDSEED goes through mixer on init
random: do not xor RDRAND when writing into /dev/random
random: absorb fast pool into input pool after fast load
random: use hash function for crng_slow_load()
random: remove outdated INT_MAX >> 6 check in urandom_read()
random: zero buffer after reading entropy from userspace
random: tie batched entropy generation to base_crng generation
random: remove ifdef'd out interrupt bench
random: remove unused tracepoints
random: add proper SPDX header
random: deobfuscate irq u32/u64 contributions
random: introduce drain_entropy() helper to declutter crng_reseed()
random: remove useless header comment
random: remove whitespace and reorder includes
random: group initialization wait functions
random: group entropy extraction functions
random: group entropy collection functions
random: group userspace read/write functions
random: group sysctl functions
random: rewrite header introductory comment
workqueue: make workqueue available early during boot
random: defer fast pool mixing to worker
random: do not take pool spinlock at boot
random: unify early init crng load accounting
random: check for crng_init == 0 in add_device_randomness()
hwrng: core - do not use multiple blank lines
hwrng: core - rewrite better comparison to NULL
hwrng: core - Rewrite the header
hwrng: core - Move hwrng miscdev minor number to include/linux/miscdevice.h
hwrng: core - remove unused PFX macro
hwrng: use rng source with best quality
hwrng: remember rng chosen by user
random: pull add_hwgenerator_randomness() declaration into random.h
random: clear fast pool, crng, and batches in cpuhp bring up
random: round-robin registers as ulong, not u32
random: only wake up writers after zap if threshold was passed
random: cleanup UUID handling
random: unify cycles_t and jiffies usage and types
random: do crng pre-init loading in worker rather than irq
random: give sysctl_random_min_urandom_seed a more sensible value
random: don't let 644 read-only sysctls be written to
random: replace custom notifier chain with standard one
random: use SipHash as interrupt entropy accumulator
random: make consistent usage of crng_ready()
random: reseed more often immediately after booting
random: check for signal and try earlier when generating entropy
random: skip fast_init if hwrng provides large chunk of entropy
random: treat bootloader trust toggle the same way as cpu trust toggle
random: re-add removed comment about get_random_{u32,u64} reseeding
random: mix build-time latent entropy into pool at init
random: do not split fast init input in add_hwgenerator_randomness()
random: do not allow user to keep crng key around on stack
random: check for signal_pending() outside of need_resched() check
random: check for signals every PAGE_SIZE chunk of /dev/[u]random
random: make random_get_entropy() return an unsigned long
random: document crng_fast_key_erasure() destination possibility
random: fix sysctl documentation nits
init: call time_init() before rand_initialize()
ia64: define get_cycles macro for arch-override
s390: define get_cycles macro for arch-override
parisc: define get_cycles macro for arch-override
alpha: define get_cycles macro for arch-override
powerpc: define get_cycles macro for arch-override
timekeeping: Add raw clock fallback for random_get_entropy()
m68k: use fallback for random_get_entropy() instead of zero
mips: use fallback for random_get_entropy() instead of just c0 random
arm: use fallback for random_get_entropy() instead of zero
nios2: use fallback for random_get_entropy() instead of zero
x86/tsc: Use fallback for random_get_entropy() instead of zero
um: use fallback for random_get_entropy() instead of zero
sparc: use fallback for random_get_entropy() instead of zero
xtensa: use fallback for random_get_entropy() instead of zero
uapi: rename ext2_swab() to swab() and share globally in swab.h
random: insist on random_get_entropy() existing in order to simplify
random: do not use batches when !crng_ready()
random: do not pretend to handle premature next security model
random: order timer entropy functions below interrupt functions
random: do not use input pool from hard IRQs
random: help compiler out with fast_mix() by using simpler arguments
siphash: use one source of truth for siphash permutations
random: use symbolic constants for crng_init states
random: avoid initializing twice in credit race
random: remove ratelimiting for in-kernel unseeded randomness
random: use proper jiffies comparison macro
random: handle latent entropy and command line from random_init()
random: credit architectural init the exact amount
random: use static branch for crng_ready()
random: remove extern from functions in header
random: use proper return types on get_random_{int,long}_wait()
random: move initialization functions out of hot pages
random: move randomize_page() into mm where it belongs
random: convert to using fops->write_iter()
random: wire up fops->splice_{read,write}_iter()
random: check for signals after page of pool writes
Revert "random: use static branch for crng_ready()"
crypto: drbg - add FIPS 140-2 CTRNG for noise source
crypto: drbg - always seeded with SP800-90B compliant noise source
crypto: drbg - prepare for more fine-grained tracking of seeding state
crypto: drbg - track whether DRBG was seeded with !rng_is_initialized()
crypto: drbg - move dynamic ->reseed_threshold adjustments to __drbg_seed()
crypto: drbg - always try to free Jitter RNG instance
crypto: drbg - make reseeding from get_random_bytes() synchronous
random: avoid checking crng_ready() twice in random_init()
random: mark bootloader randomness code as __init
random: account for arch randomness in bits
ASoC: cs42l52: Fix TLV scales for mixer controls
ASoC: cs53l30: Correct number of volume levels on SX controls
ASoC: cs42l52: Correct TLV for Bypass Volume
ASoC: cs42l56: Correct typo in minimum level for SX volume controls
ata: libata-core: fix NULL pointer deref in ata_host_alloc_pinfo()
ASoC: wm8962: Fix suspend while playing music
scsi: vmw_pvscsi: Expand vcpuHint to 16 bits
scsi: lpfc: Fix port stuck in bypassed state after LIP in PT2PT topology
virtio-mmio: fix missing put_device() when vm_cmdline_parent registration failed
nfc: nfcmrvl: Fix memory leak in nfcmrvl_play_deferred
ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
net: ethernet: mtk_eth_soc: fix misuse of mem alloc interface netdev[napi]_alloc_frag
random: credit cpu and bootloader seeds by default
pNFS: Don't keep retrying if the server replied NFS4ERR_LAYOUTUNAVAILABLE
misc: atmel-ssc: Fix IRQ check in ssc_probe
irqchip/gic/realview: Fix refcount leak in realview_gic_of_init
irqchip/gic-v3: Iterate over possible CPUs by for_each_possible_cpu()
comedi: vmk80xx: fix expression for tx buffer size
USB: serial: option: add support for Cinterion MV31 with new baseline
USB: serial: io_ti: add Agilent E5805A support
usb: gadget: lpc32xx_udc: Fix refcount leak in lpc32xx_udc_probe
serial: 8250: Store to lsr_save_flags after lsr read
ext4: fix bug_on ext4_mb_use_inode_pa
ext4: make variable "count" signed
ext4: add reserved GDT blocks check
l2tp: don't use inet_shutdown on ppp session destroy
l2tp: fix race in pppol2tp_release with session object destroy
s390/mm: use non-quiescing sske for KVM switch to keyed guest
xprtrdma: fix incorrect header size calculations
swiotlb: fix info leak with DMA_FROM_DEVICE
Reinstate some of "swiotlb: rework "fix info leak with DMA_FROM_DEVICE""
fuse: fix pipe buffer lifetime for direct_io
tcp: change source port randomizarion at connect() time
tcp: add some entropy in __inet_hash_connect()
secure_seq: use the 64 bits of the siphash for port offset calculation
tcp: use different parts of the port_offset for index and offset
tcp: add small random increments to the source port
tcp: dynamically allocate the perturb table used by source ports
tcp: increase source port perturb table to 2^16
tcp: drop the hash_32() part from the index calculation
Linux 4.9.320
Conflicts:
crypto/chacha20_generic.c
drivers/char/random.c
drivers/of/fdt.c
include/crypto/chacha20.h
lib/chacha20.c
Merge resolution notes:
- Added CHACHA20_KEY_SIZE and CHACHA20_BLOCK_SIZE constants to
chacha.h, to minimize changes from the 4.9.320 version of random.c
- Updated lib/vsprintf.c for
"random: replace custom notifier chain with standard one".
Change-Id: Ia7a12d8883b808f88bbe807d6150552bb084f6b3
Signed-off-by: Eric Biggers <ebiggers@google.com>
commit cc1e127bfa95b5fb2f9307e7168bf8b2b45b4c5e upstream.
The CONFIG_WARN_ALL_UNSEEDED_RANDOM debug option controls whether the
kernel warns about all unseeded randomness or just the first instance.
There's some complicated rate limiting and comparison to the previous
caller, such that even with CONFIG_WARN_ALL_UNSEEDED_RANDOM enabled,
developers still don't see all the messages or even an accurate count of
how many were missed. This is the result of basically parallel
mechanisms aimed at accomplishing more or less the same thing, added at
different points in random.c history, which sort of compete with the
first-instance-only limiting we have now.
It turns out, however, that nobody cares about the first unseeded
randomness instance of in-kernel users. The same first user has been
there for ages now, and nobody is doing anything about it. It isn't even
clear that anybody _can_ do anything about it. Most places that can do
something about it have switched over to using get_random_bytes_wait()
or wait_for_random_bytes(), which is the right thing to do, but there is
still much code that needs randomness sometimes during init, and as a
geeneral rule, if you're not using one of the _wait functions or the
readiness notifier callback, you're bound to be doing it wrong just
based on that fact alone.
So warning about this same first user that can't easily change is simply
not an effective mechanism for anything at all. Users can't do anything
about it, as the Kconfig text points out -- the problem isn't in
userspace code -- and kernel developers don't or more often can't react
to it.
Instead, show the warning for all instances when CONFIG_WARN_ALL_UNSEEDED_RANDOM
is set, so that developers can debug things need be, or if it isn't set,
don't show a warning at all.
At the same time, CONFIG_WARN_ALL_UNSEEDED_RANDOM now implies setting
random.ratelimit_disable=1 on by default, since if you care about one
you probably care about the other too. And we can clean up usage around
the related urandom_warning ratelimiter as well (whose behavior isn't
changing), so that it properly counts missed messages after the 10
message threshold is reached.
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: Dominik Brodowski <linux@dominikbrodowski.net>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jason A. Donenfeldauthored and Greg Kroah-Hartmancommited 2022-06-25 11:45:14 +02:00
commit eecabf567422eda02bd179f2707d8fe24f52d888 upstream.
Unfortunately, on some models of some architectures getting a fully
seeded CRNG is extremely difficult, and so this can result in dmesg
getting spammed for a surprisingly long time. This is really bad from
a security perspective, and so architecture maintainers really need to
do what they can to get the CRNG seeded sooner after the system is
booted. However, users can't do anything actionble to address this,
and spamming the kernel messages log will only just annoy people.
For developers who want to work on improving this situation,
CONFIG_WARN_UNSEEDED_RANDOM has been renamed to
CONFIG_WARN_ALL_UNSEEDED_RANDOM. By default the kernel will always
print the first use of unseeded randomness. This way, hopefully the
security obsessed will be happy that there is _some_ indication when
the kernel boots there may be a potential issue with that architecture
or subarchitecture. To see all uses of unseeded randomness,
developers can enable CONFIG_WARN_ALL_UNSEEDED_RANDOM.
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Theodore Ts'oauthored and Greg Kroah-Hartmancommited 2022-06-25 11:44:58 +02:00
commit d06bfd1989fe97623b32d6df4ffa6e4338c99dc8 upstream.
This enables an important dmesg notification about when drivers have
used the crng without it being seeded first. Prior, these errors would
occur silently, and so there hasn't been a great way of diagnosing these
types of bugs for obscure setups. By adding this as a config option, we
can leave it on by default, so that we learn where these issues happen,
in the field, will still allowing some people to turn it off, if they
really know what they're doing and do not want the log entries.
However, we don't leave it _completely_ by default. An earlier version
of this patch simply had `default y`. I'd really love that, but it turns
out, this problem with unseeded randomness being used is really quite
present and is going to take a long time to fix. Thus, as a compromise
between log-messages-for-all and nobody-knows, this is `default y`,
except it is also `depends on DEBUG_KERNEL`. This will ensure that the
curious see the messages while others don't have to.
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jason A. Donenfeldauthored and Greg Kroah-Hartmancommited 2022-06-25 11:44:58 +02:00
* common/android-4.9-q:
Linux 4.9.309
llc: only change llc->dev when bind() succeeds
mac80211: fix potential double free on mesh join
crypto: qat - disable registration of algorithms
ACPI: video: Force backlight native for Clevo NL5xRU and NL5xNU
ACPI: battery: Add device HID and quirk for Microsoft Surface Go 3
ACPI / x86: Work around broken XSDT on Advantech DAC-BJ01 board
netfilter: nf_tables: initialize registers in nft_do_chain()
ALSA: pci: fix reading of swapped values from pcmreg in AC97 codec
ALSA: cmipci: Restore aux vol on suspend/resume
ALSA: usb-audio: Add mute TLV for playback volumes on RODE NT-USB
ALSA: pcm: Add stream lock during PCM reset ioctl operations
llc: fix netdevice reference leaks in llc_ui_bind()
staging: fbtft: fb_st7789v: reset display before initialization
net: ipv6: fix skb_over_panic in __ip6_append_data
nfc: st21nfca: Fix potential buffer overflows in EVT_TRANSACTION
Linux 4.9.308
Input: aiptek - properly check endpoint type
usb: gadget: Fix use-after-free bug by not setting udc->dev.driver
usb: gadget: rndis: prevent integer overflow in rndis_set_response()
atm: eni: Add check for dma_map_single
net/packet: fix slab-out-of-bounds access in packet_recvmsg()
fs: sysfs_emit: Remove PAGE_SIZE alignment check
kselftest/vm: fix tests build with old libc
sfc: extend the locking on mcdi->seqno
tcp: make tcp_read_sock() more robust
nl80211: Update bss channel on channel switch for P2P_CLIENT
atm: firestream: check the return value of ioremap() in fs_init()
can: rcar_canfd: rcar_canfd_channel_probe(): register the CAN device when fully ready
ARM: 9178/1: fix unmet dependency on BITREVERSE for HAVE_ARCH_BITREVERSE
MIPS: smp: fill in sibling and core maps earlier
ARM: dts: rockchip: fix a typo on rk3288 crypto-controller
xfrm: Fix xfrm migrate issues when address family changes
Linux 4.9.307
btrfs: unlock newly allocated extent buffer after error
ARM: fix Thumb2 regression with Spectre BHB
batman-adv: Don't expect inter-netns unique iflink indices
batman-adv: Request iflink once in batadv-on-batadv check
staging: gdm724x: fix use after free in gdm_lte_rx()
ARM: Spectre-BHB: provide empty stub for non-config
selftests/memfd: clean up mapping in mfd_fail_write
tracing: Ensure trace buffer is at least 4096 bytes large
Revert "xen-netback: Check for hotplug-status existence before watching"
net-sysfs: add check for netdevice being present to speed_show
sctp: fix kernel-infoleak for SCTP sockets
gpio: ts4900: Do not set DAT and OE together
NFC: port100: fix use-after-free in port100_send_complete
net/mlx5: Fix size field in bufferx_reg struct
ax25: Fix NULL pointer dereference in ax25_kill_by_device
net: ethernet: lpc_eth: Handle error for clk_enable
ethernet: Fix error handling in xemaclite_of_probe
qed: return status of qed_iov_get_link
net: qlogic: check the return value of dma_alloc_coherent() in qed_vf_hw_prepare()
Linux 4.9.306
xen/netfront: react properly to failing gnttab_end_foreign_access_ref()
xen/gnttab: fix gnttab_end_foreign_access() without page specified
xen: remove gnttab_query_foreign_access()
xen/gntalloc: don't use gnttab_query_foreign_access()
xen/scsifront: don't use gnttab_query_foreign_access() for mapped status
xen/netfront: don't use gnttab_query_foreign_access() for mapped status
xen/blkfront: don't use gnttab_query_foreign_access() for mapped status
xen/grant-table: add gnttab_try_end_foreign_access()
xen/xenbus: don't let xenbus_grant_ring() remove grants in error case
ARM: fix build warning in proc-v7-bugs.c
x86, modpost: Replace last remnants of RETPOLINE with CONFIG_RETPOLINE
x86/build: Fix compiler support check for CONFIG_RETPOLINE
ARM: Do not use NOCROSSREFS directive with ld.lld
ARM: fix co-processor register typo
ARM: fix build error when BPF_SYSCALL is disabled
ARM: include unprivileged BPF status in Spectre V2 reporting
ARM: Spectre-BHB workaround
ARM: use LOADADDR() to get load address of sections
ARM: early traps initialisation
ARM: report Spectre v2 status through sysfs
arm/arm64: smccc/psci: add arm_smccc_1_1_get_conduit()
arm/arm64: Provide a wrapper for SMCCC 1.1 calls
x86/speculation: Warn about eIBRS + LFENCE + Unprivileged eBPF + SMT
x86/speculation: Warn about Spectre v2 LFENCE mitigation
x86/speculation: Update link to AMD speculation whitepaper
x86/speculation: Use generic retpoline by default on AMD
x86/speculation: Include unprivileged eBPF status in Spectre v2 mitigation reporting
Documentation/hw-vuln: Update spectre doc
x86/speculation: Add eIBRS + Retpoline options
x86/speculation: Rename RETPOLINE_AMD to RETPOLINE_LFENCE
x86,bugs: Unconditionally allow spectre_v2=retpoline,amd
x86/speculation: Merge one test in spectre_v2_user_select_mitigation()
Documentation: refer to config RANDOMIZE_BASE for kernel address-space randomization
Documentation: Add swapgs description to the Spectre v1 documentation
Documentation: Add section about CPU vulnerabilities for Spectre
x86/retpoline: Remove minimal retpoline support
x86/retpoline: Make CONFIG_RETPOLINE depend on compiler support
x86/speculation: Add RETPOLINE_AMD support to the inline asm CALL_NOSPEC variant
Linux 4.9.305
hamradio: fix macro redefine warning
net: dcb: disable softirqs in dcbnl_flush_dev()
memfd: fix F_SEAL_WRITE after shmem huge page allocated
HID: add mapping for KEY_ALL_APPLICATIONS
Input: elan_i2c - fix regulator enable count imbalance after suspend/resume
Input: elan_i2c - move regulator_[en|dis]able() out of elan_[en|dis]able_power()
net: chelsio: cxgb3: check the return value of pci_find_capability()
soc: fsl: qe: Check of ioremap return value
ARM: 9182/1: mmu: fix returns from early_param() and __setup() functions
can: gs_usb: change active_channels's type from atomic_t to u8
efivars: Respect "block" flag in efivar_entry_set_safe()
net: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()
net: sxgbe: fix return value of __setup handler
net: stmmac: fix return value of __setup handler
mac80211: fix forwarded mesh frames AC & queue selection
firmware: qemu_fw_cfg: fix kobject leak in probe error path
firmware: Fix a reference count leak.
net: dcb: flush lingering app table entries for unregistered devices
netfilter: nf_queue: fix possible use-after-free
netfilter: nf_queue: don't assume sk is full socket
xfrm: fix MTU regression
ASoC: ops: Shift tested values in snd_soc_put_volsw() by +min
ata: pata_hpt37x: fix PCI clock detection
usb: gadget: clear related members when goto fail
usb: gadget: don't release an existing dev->buf
net: usb: cdc_mbim: avoid altsetting toggling for Telit FN990
i2c: qup: allow COMPILE_TEST
dmaengine: shdma: Fix runtime PM imbalance on error
cifs: fix double free race when mount fails in cifs_get_root()
Input: clear BTN_RIGHT/MIDDLE on buttonpads
i2c: bcm2835: Avoid clock stretching timeouts
mac80211_hwsim: initialize ieee80211_tx_info at hw_scan_work
mac80211_hwsim: report NOACK frames in tx_status
Linux 4.9.304
fget: clarify and improve __fget_files() implementation
memblock: use kfree() to release kmalloced memblock regions
tty: n_gsm: fix proper link termination after failed open
tty: n_gsm: fix encoding of control signal octet bit DV
xhci: Prevent futile URB re-submissions due to incorrect return value.
usb: dwc3: gadget: Let the interrupt handler disable bottom halves.
USB: serial: option: add Telit LE910R1 compositions
USB: serial: option: add support for DW5829e
tracefs: Set the group ownership in apply_options() not parse_options()
USB: gadget: validate endpoint index for xilinx udc
usb: gadget: rndis: add spinlock for rndis response list
Revert "USB: serial: ch341: add new Product ID for CH341A"
ata: pata_hpt37x: disable primary channel on HPT371
iio: adc: men_z188_adc: Fix a resource leak in an error handling path
RDMA/ib_srp: Fix a deadlock
configfs: fix a race in configfs_{,un}register_subsystem()
net/mlx5e: Fix wrong return value on ioctl EEPROM query failure
drm/edid: Always set RGB444
openvswitch: Fix setting ipv6 fields causing hw csum failure
gso: do not skip outer ip header in case of ipip and net_failover
net: __pskb_pull_tail() & pskb_carve_frag_list() drop_monitor friends
serial: 8250: of: Fix mapped region size when using reg-offset property
serial: 8250: fix error handling in of_platform_serial_probe()
USB: zaurus: support another broken Zaurus
sr9700: sanity check for packet length
parisc/unaligned: Fix ldw() and stw() unalignment handlers
parisc/unaligned: Fix fldd and fstd unaligned handlers on 32-bit kernel
vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
mtd: rawnand: brcmnand: Fixed incorrect sub-page ECC status
Linux 4.9.303
net: usb: qmi_wwan: Add support for Dell DW5829e
tracing: Fix tp_printk option related with tp_printk_stop_on_boot
ata: libata-core: Disable TRIM on M88V29
NFS: Do not report writeback errors in nfs_getattr()
KVM: x86/pmu: Use AMD64_RAW_EVENT_MASK for PERF_TYPE_RAW
lib/iov_iter: initialize "flags" in new pipe_buffer
i2c: brcmstb: fix support for DSL and CM variants
EDAC: Fix calculation of returned address and next offset in edac_align_ptr()
NFS: LOOKUP_DIRECTORY is also ok with symlinks
ASoC: ops: Fix stereo change notifications in snd_soc_put_volsw_range()
ASoC: ops: Fix stereo change notifications in snd_soc_put_volsw()
ALSA: hda: Fix missing codec probe on Shenker Dock 15
ALSA: hda: Fix regression on forced probe mask option
libsubcmd: Fix use-after-free for realloc(..., 0)
drop_monitor: fix data-race in dropmon_net_event / trace_napi_poll_hit
iwlwifi: pcie: fix locking when "HW not ready"
vsock: remove vsock from connected table when connect is interrupted by a signal
vsock: correct removal of socket from the list
taskstats: Cleanup the use of task->exit_code
xfrm: Don't accidentally set RTO_ONLINK in decode_session4()
drm/radeon: Fix backlight control on iMac 12,1
quota: make dquot_quota_sync return errors from ->sync_fs
vfs: make freeze_super abort when sync_filesystem returns error
ax25: improve the incomplete fix to avoid UAF and NPD bugs
selftests/zram: Adapt the situation that /dev/zram0 is being used
selftests/zram01.sh: Fix compression ratio calculation
selftests/zram: Skip max_comp_streams interface on newer kernel
net: ieee802154: at86rf230: Stop leaking skb's
btrfs: send: in case of IO error log it
parisc: Fix sglist access in ccio-dma.c
parisc: Fix data TLB miss in sba_unmap_sg
serial: parisc: GSC: fix build when IOSAPIC is not set
net: usb: ax88179_178a: Fix out-of-bounds accesses in RX fixup
Makefile.extrawarn: Move -Wunaligned-access to W=1
UPSTREAM: net: fix skb_panic to output real address
UPSTREAM: xfrm: Make function xfrmi_get_link_net() static
UPSTREAM: xfrm: fix gro_cells leak when remove virtual xfrm interfaces
UPSTREAM: xfrm interface: fix memory leak on creation
UPSTREAM: xfrm: clone XFRMA_SET_MARK in xfrm_do_migrate
UPSTREAM: xfrm/compat: Translate by copying XFRMA_UNSPEC attribute
UPSTREAM: xfrm/compat: memset(0) 64-bit padding at right place
UPSTREAM: xfrm/compat: Don't allocate memory with __GFP_ZERO
UPSTREAM: xfrm/compat: Cleanup WARN()s that can be user-triggered
UPSTREAM: net: xfrm: fix memory leak in xfrm_user_rcv_msg
UPSTREAM: arm64/vdso: don't leak kernel addresses
UPSTREAM: tracing: make PREEMPTIRQ_EVENTS depend on TRACING
UPSTREAM: trace_uprobe: Use %lx to display offset
UPSTREAM: kprobes: Fix random address output of blacklist file
UPSTREAM: mm/huge_memory.c: __split_huge_page() use atomic ClearPageDirty()
UPSTREAM: x86/realmode: Don't leak the trampoline kernel address
UPSTREAM: bpf: bpf_prog_array_alloc() should return a generic non-rcu pointer
UPSTREAM: bpf: fix rcu annotations in compute_effective_progs()
UPSTREAM: optee: add writeback to valid memory type
UPSTREAM: lib/test_printf.c: accept "ptrval" as valid result for plain 'p' tests
UPSTREAM: kdb: use correct pointer when 'btc' calls 'btt'
UPSTREAM: kdb: print real address of pointers instead of hashed addresses
UPSTREAM: powerpc/traps: Fix the message printed when stack overflows
UPSTREAM: f2fs: should use GFP_NOFS for directory inodes
UPSTREAM: zram: off by one in read_block_state()
UPSTREAM: tee: fix put order in teedev_close_context()
UPSTREAM: vsprintf: Replace memory barrier with static_key for random_ptr_key update
UPSTREAM: ARM: 8896/1: VDSO: Don't leak kernel addresses
UPSTREAM: parisc: Show unhashed hardware inventory
UPSTREAM: parisc: Show initial kernel memory layout unhashed
UPSTREAM: parisc: Show unhashed HPA of Dino chip
UPSTREAM: parisc: Show unhashed EISA EEPROM address
UPSTREAM: HID: input: throttle battery uevents
UPSTREAM: HID: steam: select CONFIG_POWER_SUPPLY
UPSTREAM: HID: sony: Fix for broken buttons on DS3 USB dongles
UPSTREAM: HID: input: do not report stylus battery state as "full"
Linux 4.9.302
HID: wacom: add USB_HID dependency
hwmon: (dell-smm) Speed up setting of fan speed
USB: serial: cp210x: add CPI Bulk Coin Recycler id
USB: serial: cp210x: add NCR Retail IO box id
USB: serial: ch341: add support for GW Instek USB2.0-Serial devices
USB: serial: option: add ZTE MF286D modem
USB: serial: ftdi_sio: add support for Brainboxes US-159/235/320
usb: gadget: rndis: check size of RNDIS_MSG_SET command
USB: gadget: validate interface OS descriptor requests
usb: dwc3: gadget: Prevent core from processing stale TRBs
n_tty: wake up poll(POLLRDNORM) on receiving data
bpf: Add kconfig knob for disabling unpriv bpf by default
vt_ioctl: add array_index_nospec to VT_ACTIVATE
vt_ioctl: fix array_index_nospec in vt_setactivate
tipc: rate limit warning for received illegal binding update
net: fix a memleak when uncloning an skb dst and its metadata
net: do not keep the dst cache when uncloning an skb dst and its metadata
ipmr,ip6mr: acquire RTNL before calling ip[6]mr_free_table() on failure path
bonding: pair enable_port with slave_arr_updates
ARM: dts: imx6qdl-udoo: Properly describe the SD card detect
staging: fbtft: Fix error path in fbtft_driver_module_init()
ARM: dts: imx23-evk: Remove MX23_PAD_SSP1_DETECT from hog group
usb: dwc2: gadget: don't try to disable ep0 in dwc2_hsotg_suspend
scsi: target: iscsi: Make sure the np under each tpg is unique
NFSv4 remove zero number of fs_locations entries error check
nfs: nfs4clinet: check the return value of kstrdup()
NFSv4 only print the label when its queried
Revert "net: axienet: Wait for PhyRstCmplt after core reset"
ALSA: line6: Fix misplaced backport of "Fix wrong altsetting for LINE6_PODHD500_1"
serial: sh-sci: Fix misplaced backport of "Fix late enablement of AUTORTS"
Input: i8042 - Fix misplaced backport of "add ASUS Zenbook Flip to noselftest list"
NFSD: Clamp WRITE offsets
NFS: Fix initialisation of nfs_client cl_flags field
ima: Remove ima_policy file before directory
integrity: check the return value of audit_log_start()
Revert "tracefs: Have tracefs directories not set OTH permission bits by default"
Linux 4.9.301
tipc: improve size validations for received domain records
moxart: fix potential use-after-free on remove path
cgroup-v1: Require capabilities to set release_agent
Linux 4.9.300
ext4: fix error handling in ext4_restore_inline_data()
EDAC/xgene: Fix deferred probing
EDAC/altera: Fix deferred probing
rtc: cmos: Evaluate century appropriate
nfsd: nfsd4_setclientid_confirm mistakenly expires confirmed client.
scsi: bnx2fc: Make bnx2fc_recv_frame() mp safe
ASoC: fsl: Add missing error handling in pcm030_fabric_probe
net: macsec: Verify that send_sci is on when setting Tx sci explicitly
net: ieee802154: Return meaningful error codes from the netlink helpers
spi: mediatek: Avoid NULL pointer crash in interrupt
spi: bcm-qspi: check for valid cs before applying chip select
iommu/amd: Fix loop timeout issue in iommu_ga_log_enable()
drm/nouveau: fix off by one in BIOS boundary checking
ASoC: ops: Reject out of bounds values in snd_soc_put_xr_sx()
ASoC: ops: Reject out of bounds values in snd_soc_put_volsw_sx()
ASoC: ops: Reject out of bounds values in snd_soc_put_volsw()
af_packet: fix data-race in packet_setsockopt / packet_setsockopt
rtnetlink: make sure to refresh master_dev/m_ops in __rtnl_newlink()
net: amd-xgbe: Fix skb data length underflow
net: amd-xgbe: ensure to reset the tx_timer_active flag
ipheth: fix EOVERFLOW in ipheth_rcvbulk_callback
netfilter: nat: limit port clash resolution attempts
netfilter: nat: remove l4 protocol port rovers
ipv4: tcp: send zero IPID in SYNACK messages
ipv4: raw: lock the socket in raw_bind()
hwmon: (lm90) Reduce maximum conversion rate for G781
drm/msm: Fix wrong size calculation
net-procfs: show net devices bound packet types
NFSv4: nfs_atomic_open() can race when looking up a non-regular file
NFSv4: Handle case where the lookup of a directory fails
ipv4: avoid using shared IP generator for connected sockets
net: fix information leakage in /proc/net/ptype
ipv6_tunnel: Rate limit warning messages
scsi: bnx2fc: Flush destroy_work queue before calling bnx2fc_interface_put()
powerpc/32: Fix boot failure with GCC latent entropy plugin
USB: core: Fix hang in usb_kill_urb by adding memory barriers
usb: gadget: f_sourcesink: Fix isoc transfer for USB_SPEED_SUPER_PLUS
usb-storage: Add unusual-devs entry for VL817 USB-SATA bridge
tty: Add support for Brainboxes UC cards.
tty: n_gsm: fix SW flow control encoding/handling
serial: stm32: fix software flow control transfer
PM: wakeup: simplify the output logic of pm_show_wakelocks()
udf: Fix NULL ptr deref when converting from inline format
udf: Restore i_lenAlloc when inode expansion fails
scsi: zfcp: Fix failed recovery on gone remote port with non-NPIV FCP devices
s390/hypfs: include z/VM guests with access control group set
Bluetooth: refactor malicious adv data check
can: bcm: fix UAF of bcm op
BACKPORT: ipv6: Implement draft-ietf-6man-rfc4941bis
Linux 4.9.299
ion: Do not 'put' ION handle until after its final use
ion: Protect kref from userspace manipulation
ion: Fix use after free during ION_IOC_ALLOC
ARM: 8800/1: use choice for kernel unwinders
KVM: X86: MMU: Use the correct inherited permissions to get shadow page
KVM: nVMX: fix EPT permissions as reported in exit qualification
NFSv4: Initialise connection to the server in nfs4_alloc_client()
media: firewire: firedtv-avc: fix a buffer overflow in avc_ca_pmt()
drm/i915: Flush TLBs before releasing backing store
Linux 4.9.298
KVM: do not allow mapping valid but non-reference-counted pages
KVM: Use kvm_pfn_t for local PFN variable in hva_to_pfn_remapped()
KVM: do not assume PTE is writable after follow_pfn
mm: add follow_pte_pmd()
lib/timerqueue: Rely on rbtree semantics for next timer
rbtree: cache leftmost node internally
cipso,calipso: resolve a number of problems with the DOI refcounts
gianfar: fix jumbo packets+napi+rx overrun crash
gianfar: simplify FCS handling and fix memory leak
drm/ttm/nouveau: don't call tt destroy callback on alloc failure.
gup: document and work around "COW can break either way" issue
Revert "gup: document and work around "COW can break either way" issue"
lib82596: Fix IRQ check in sni_82596_probe
scripts/dtc: dtx_diff: remove broken example from help text
bcmgenet: add WOL IRQ check
net_sched: restore "mpu xxx" handling
dmaengine: at_xdmac: Fix at_xdmac_lld struct definition
dmaengine: at_xdmac: Fix lld view setting
dmaengine: at_xdmac: Print debug message after realeasing the lock
dmaengine: at_xdmac: Don't start transactions at tx_submit level
libcxgb: Don't accidentally set RTO_ONLINK in cxgb_find_route()
netns: add schedule point in ops_exit_list()
net: axienet: fix number of TX ring slots for available check
net: axienet: Wait for PhyRstCmplt after core reset
af_unix: annote lockless accesses to unix_tot_inflight & gc_in_progress
parisc: pdc_stable: Fix memory leak in pdcs_register_pathentries
net/fsl: xgmac_mdio: Fix incorrect iounmap when removing module
powerpc/fsl/dts: Enable WA for erratum A-009885 on fman3l MDIO buses
RDMA/rxe: Fix a typo in opcode name
RDMA/hns: Modify the mapping attribute of doorbell to device
drm/radeon: fix error handling in radeon_driver_open_kms
fuse: fix live lock in fuse_iget()
fuse: fix bad inode
ext4: don't use the orphan list when migrating an inode
ext4: Fix BUG_ON in ext4_bread when write quota data
ext4: set csum seed in tmp inode while migrating to extents
iwlwifi: mvm: Increase the scan timeout guard to 30 seconds
ubifs: Error path in ubifs_remount_rw() seems to wrongly free write buffers
power: bq25890: Enable continuous conversion for ADC at charging
ASoC: mediatek: mt8173: fix device_node leak
scsi: sr: Don't use GFP_DMA
MIPS: Octeon: Fix build errors using clang
i2c: designware-pci: Fix to change data types of hcnt and lcnt parameters
ALSA: seq: Set upper limit of processed events
w1: Misuse of get_user()/put_user() reported by sparse
i2c: mpc: Correct I2C reset procedure
powerpc/smp: Move setup_profiling_timer() under CONFIG_PROFILING
i2c: i801: Don't silently correct invalid transfer size
powerpc/btext: add missing of_node_put
powerpc/cell: add missing of_node_put
powerpc/powernv: add missing of_node_put
powerpc/6xx: add missing of_node_put
parisc: Avoid calling faulthandler_disabled() twice
serial: core: Keep mctrl register state and cached copy in sync
serial: pl010: Drop CR register reset on set_termios
dm space map common: add bounds check to sm_ll_lookup_bitmap()
dm btree: add a defensive bounds check to insert_at()
net: mdio: Demote probed message to debug print
btrfs: remove BUG_ON(!eie) in find_parent_nodes
btrfs: remove BUG_ON() in find_parent_nodes()
ACPICA: Executer: Fix the REFCLASS_REFOF case in acpi_ex_opcode_1A_0T_1R()
ACPICA: Utilities: Avoid deleting the same object twice in a row
jffs2: GC deadlock reading a page that is used in jffs2_write_begin()
um: registers: Rename function names to avoid conflicts and build problems
ath9k: Fix out-of-bound memcpy in ath9k_hif_usb_rx_stream
usb: hub: Add delay for SuperSpeed hub resume to let links transit to U0
media: saa7146: hexium_gemini: Fix a NULL pointer dereference in hexium_attach()
media: igorplugusb: receiver overflow should be reported
net: bonding: debug: avoid printing debug logs when bond is not notifying peers
ath10k: Fix tx hanging
iwlwifi: mvm: synchronize with FW after multicast commands
media: m920x: don't use stack on USB reads
media: saa7146: hexium_orion: Fix a NULL pointer dereference in hexium_attach()
floppy: Add max size check for user space request
mwifiex: Fix skb_over_panic in mwifiex_usb_recv()
HSI: core: Fix return freed object in hsi_new_client
gpiolib: acpi: Do not set the IRQ type if the IRQ is already in use
media: b2c2: Add missing check in flexcop_pci_isr:
HID: apple: Do not reset quirks when the Fn key is not found
usb: gadget: f_fs: Use stream_open() for endpoint files
ar5523: Fix null-ptr-deref with unexpected WDCMSG_TARGET_START reply
fs: dlm: filter user dlm messages for kernel locks
Bluetooth: Fix debugfs entry leak in hci_register_dev()
RDMA/cxgb4: Set queue pair state when being queried
mips: bcm63xx: add support for clk_set_parent()
mips: lantiq: add support for clk_set_parent()
misc: lattice-ecp3-config: Fix task hung when firmware load failed
ASoC: samsung: idma: Check of ioremap return value
dmaengine: pxa/mmp: stop referencing config->slave_id
RDMA/core: Let ib_find_gid() continue search even after empty entry
scsi: ufs: Fix race conditions related to driver data
char/mwave: Adjust io port register size
ALSA: oss: fix compile error when OSS_DEBUG is enabled
powerpc/prom_init: Fix improper check of prom_getprop()
RDMA/hns: Validate the pkey index
ALSA: hda: Add missing rwsem around snd_ctl_remove() calls
ALSA: PCM: Add missing rwsem around snd_ctl_remove() calls
ALSA: jack: Add missing rwsem around snd_ctl_remove() calls
ext4: avoid trim error on fs with small groups
net: mcs7830: handle usb read errors properly
pcmcia: fix setting of kthread task states
can: xilinx_can: xcan_probe(): check for error irq
can: softing: softing_startstop(): fix set but not used variable warning
spi: spi-meson-spifc: Add missing pm_runtime_disable() in meson_spifc_probe
fsl/fman: Check for null pointer after calling devm_ioremap
ppp: ensure minimum packet size in ppp_write()
pcmcia: rsrc_nonstatic: Fix a NULL pointer dereference in nonstatic_find_mem_region()
pcmcia: rsrc_nonstatic: Fix a NULL pointer dereference in __nonstatic_find_io_region()
usb: ftdi-elan: fix memory leak on device disconnect
media: msi001: fix possible null-ptr-deref in msi001_probe()
media: si2157: Fix "warm" tuner state detection
media: saa7146: mxb: Fix a NULL pointer dereference in mxb_attach()
media: dib8000: Fix a memleak in dib8000_init()
floppy: Fix hang in watchdog when disk is ejected
serial: amba-pl011: do not request memory region twice
drm/radeon/radeon_kms: Fix a NULL pointer dereference in radeon_driver_open_kms()
drm/amdgpu: Fix a NULL pointer dereference in amdgpu_connector_lcd_native_mode()
arm64: dts: qcom: msm8916: fix MMC controller aliases
netfilter: bridge: add support for pppoe filtering
tty: serial: atmel: Call dma_async_issue_pending()
tty: serial: atmel: Check return code of dmaengine_submit()
crypto: qce - fix uaf on qce_ahash_register_one
media: dmxdev: fix UAF when dvb_register_device() fails
Bluetooth: stop proccessing malicious adv data
wcn36xx: Indicate beacon not connection loss on MISSED_BEACON_IND
Bluetooth: cmtp: fix possible panic when cmtp_init_sockets() fails
shmem: fix a race between shmem_unused_huge_shrink and shmem_evict_inode
PCI: Add function 1 DMA alias quirk for Marvell 88SE9125 SATA controller
can: softing_cs: softingcs_probe(): fix memleak on registration failure
media: stk1160: fix control-message timeouts
media: pvrusb2: fix control-message timeouts
media: redrat3: fix control-message timeouts
media: dib0700: fix undefined behavior in tuner shutdown
media: s2255: fix control-message timeouts
media: cpia2: fix control-message timeouts
media: em28xx: fix control-message timeouts
media: mceusb: fix control-message timeouts
media: flexcop-usb: fix control-message timeouts
rtc: cmos: take rtc_lock while reading from CMOS
nfc: llcp: fix NULL error pointer dereference on sendmsg() after failed bind()
HID: wacom: Avoid using stale array indicies to read contact count
HID: uhid: Fix worker destroying device without any protection
rtlwifi: rtl8192cu: Fix WARNING when calling local_irq_restore() with interrupts enabled
media: uvcvideo: fix division by zero at stream start
drm/i915: Avoid bitwise vs logical OR warning in snb_wm_latency_quirk()
staging: wlan-ng: Avoid bitwise vs logical OR warning in hfa384x_usb_throttlefn()
random: fix data race on crng init time
random: fix data race on crng_node_pool
can: gs_usb: gs_can_start_xmit(): zero-initialize hf->{flags,reserved}
can: gs_usb: fix use of uninitialized variable, detach device on reception of invalid USB data
mfd: intel-lpss: Fix too early PM enablement in the ACPI ->probe()
USB: Fix "slab-out-of-bounds Write" bug in usb_hcd_poll_rh_status
USB: core: Fix bug in resuming hub's handling of wakeup requests
Bluetooth: bfusb: fix division by zero in send path
Linux 4.9.297
power: reset: ltc2952: Fix use of floating point literals
mISDN: change function names to avoid conflicts
net: udp: fix alignment problem in udp4_seq_show()
ip6_vti: initialize __ip6_tnl_parm struct in vti6_siocdevprivate
scsi: libiscsi: Fix UAF in iscsi_conn_get_param()/iscsi_conn_teardown()
phonet: refcount leak in pep_sock_accep
arm64: sysreg: Move to use definitions for all the SCTLR bits
arm64: move !VHE work to end of el2_setup
arm64: reduce el2_setup branching
arm64: Remove a redundancy in sysreg.h
bug: split BUILD_BUG stuff out into <linux/build_bug.h>
rndis_host: support Hytera digital radios
xfs: map unwritten blocks in XFS_IOC_{ALLOC,FREE}SP just like fallocate
sch_qfq: prevent shift-out-of-bounds in qfq_init_qdisc
i40e: Fix incorrect netdev's real number of RX/TX queues
mac80211: initialize variable have_higher_than_11mbit
ieee802154: atusb: fix uninit value in atusb_set_extended_addr
virtio_pci: Support surprise removal of virtio pci device
tracing: Tag trace_percpu_buffer as a percpu pointer
tracing: Fix check for trace_percpu_buffer validity in get_trace_buf()
Bluetooth: btusb: Apply QCA Rome patches for some ATH3012 models
Linux 4.9.296
net: fix use-after-free in tw_timer_handler
Input: spaceball - fix parsing of movement data packets
Input: appletouch - initialize work before device registration
scsi: vmw_pvscsi: Set residual data length conditionally
usb: gadget: f_fs: Clear ffs_eventfd in ffs_data_clear.
xhci: Fresco FL1100 controller should not have BROKEN_MSI quirk set.
uapi: fix linux/nfc.h userspace compilation errors
nfc: uapi: use kernel size_t to fix user-space builds
fsl/fman: Fix missing put_device() call in fman_port_probe
selinux: initialize proto variable in selinux_ip_postroute_compat()
recordmcount.pl: fix typo in s390 mcount regex
platform/x86: apple-gmux: use resource_size() with res
HID: asus: Add depends on USB_HID to HID_ASUS Kconfig option
Linux 4.9.295
phonet/pep: refuse to enable an unbound pipe
hamradio: improve the incomplete fix to avoid NPD
hamradio: defer ax25 kfree after unregister_netdev
ax25: NPD bug when detaching AX25 device
hwmon: (lm90) Do not report 'busy' status bit as alarm
ARM: 9169/1: entry: fix Thumb2 bug in iWMMXt exception handling
x86/pkey: Fix undefined behaviour with PKRU_WD_BIT
ALSA: drivers: opl3: Fix incorrect use of vp->state
ALSA: jack: Check the return value of kstrdup()
hwmon: (lm90) Fix usage of CONFIG2 register in detect function
drivers: net: smc911x: Check for error irq
fjes: Check for error irq
bonding: fix ad_actor_system option setting to default
qlcnic: potential dereference null pointer of rx_queue->page_ring
IB/qib: Fix memory leak in qib_user_sdma_queue_pkts()
HID: holtek: fix mouse probing
can: kvaser_usb: get CAN clock frequency from device
net: usb: lan78xx: add Allied Telesis AT29M2-AF
Conflicts:
arch/arm64/kernel/vdso.c
drivers/media/dvb-core/dmxdev.c
drivers/staging/android/ion/ion-ioctl.c
drivers/staging/android/ion/ion.c
drivers/staging/android/ion/ion.h
drivers/staging/android/ion/ion_priv.h
drivers/usb/gadget/function/rndis.c
drivers/usb/gadget/function/rndis.h
net/ipv6/ip6_output.c
Change-Id: I5132ec2ed3ff01e17e9cfbeed813098fede7f84c
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Merge 4.9.299 into android-4.9-q
Changes in 4.9.299
drm/i915: Flush TLBs before releasing backing store
media: firewire: firedtv-avc: fix a buffer overflow in avc_ca_pmt()
NFSv4: Initialise connection to the server in nfs4_alloc_client()
KVM: nVMX: fix EPT permissions as reported in exit qualification
KVM: X86: MMU: Use the correct inherited permissions to get shadow page
ARM: 8800/1: use choice for kernel unwinders
ion: Fix use after free during ION_IOC_ALLOC
ion: Protect kref from userspace manipulation
ion: Do not 'put' ION handle until after its final use
Linux 4.9.299
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I328b0798e8bae663576965b04af17d228f1f1f8a
commit f9b58e8c7d031b0daa5c9a9ee27f5a4028ba53ac upstream.
While in theory multiple unwinders could be compiled in, it does
not make sense in practise. Use a choice to make the unwinder
selection mutually exclusive and mandatory.
Already before this commit it has not been possible to deselect
FRAME_POINTER. Remove the obsolete comment.
Furthermore, to produce a meaningful backtrace with FRAME_POINTER
enabled the kernel needs a specific function prologue:
mov ip, sp
stmfd sp!, {fp, ip, lr, pc}
sub fp, ip, #4
To get to the required prologue gcc uses apcs and no-sched-prolog.
This compiler options are not available on clang, and clang is not
able to generate the required prologue. Make the FRAME_POINTER
config symbol depending on !clang.
Suggested-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Stefan Agner <stefan@agner.ch>
Reviewed-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Stefan Agnerauthored and Greg Kroah-Hartmancommited 2022-01-29 10:15:58 +01:00
Add configuration option CONFIG_CC_WERROR to prevent warnings
from creeping in.
Bug: 67861121
Change-Id: I8cd2123d2c569ea6c6ab7f74ed6ca67976e9af3a
Signed-off-by: Chris Fries <cfries@google.com>
Chris Friesauthored and Michael Bestascommited 2020-06-30 02:48:34 +03:00
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Merge 4.9.196 into android-4.9-q
Changes in 4.9.196
drm/bridge: tc358767: Increase AUX transfer length limit
video: ssd1307fb: Start page range at page_offset
drm/radeon: Fix EEH during kexec
gpu: drm: radeon: Fix a possible null-pointer dereference in radeon_connector_set_property()
ipmi_si: Only schedule continuously in the thread in maintenance mode
clk: qoriq: Fix -Wunused-const-variable
clk: sirf: Don't reference clk_init_data after registration
powerpc/rtas: use device model APIs and serialization during LPM
powerpc/futex: Fix warning: 'oldval' may be used uninitialized in this function
powerpc/pseries/mobility: use cond_resched when updating device tree
pinctrl: tegra: Fix write barrier placement in pmx_writel
vfio_pci: Restore original state on release
drm/amdgpu/si: fix ASIC tests
powerpc/64s/exception: machine check use correct cfar for late handler
powerpc/pseries: correctly track irq state in default idle
arm64: fix unreachable code issue with cmpxchg
clk: at91: select parent if main oscillator or bypass is enabled
scsi: core: Reduce memory required for SCSI logging
MIPS: tlbex: Explicitly cast _PAGE_NO_EXEC to a boolean
mfd: intel-lpss: Remove D3cold delay
PCI: tegra: Fix OF node reference leak
ARM: 8898/1: mm: Don't treat faults reported from cache maintenance as writes
HID: apple: Fix stuck function keys when using FN
security: smack: Fix possible null-pointer dereferences in smack_socket_sock_rcv_skb()
ARM: 8903/1: ensure that usable memory in bank 0 starts from a PMD-aligned address
fat: work around race with userspace's read via blockdev while mounting
hypfs: Fix error number left in struct pointer member
ocfs2: wait for recovering done after direct unlock request
kmemleak: increase DEBUG_KMEMLEAK_EARLY_LOG_SIZE default to 16K
ANDROID: binder: remove waitqueue when thread exits.
ANDROID: binder: synchronize_rcu() when using POLLFREE.
cxgb4:Fix out-of-bounds MSI-X info array access
hso: fix NULL-deref on tty open
ipv6: drop incoming packets having a v4mapped source address
net: ipv4: avoid mixed n_redirects and rate_tokens usage
net: qlogic: Fix memory leak in ql_alloc_large_buffers
net: Unpublish sk from sk_reuseport_cb before call_rcu
nfc: fix memory leak in llcp_sock_bind()
qmi_wwan: add support for Cinterion CLS8 devices
sch_dsmark: fix potential NULL deref in dsmark_init()
net/rds: Fix error handling in rds_ib_add_one()
xen-netfront: do not use ~0U as error return value for xennet_fill_frags()
sch_cbq: validate TCA_CBQ_WRROPT to avoid crash
ipv6: Handle missing host route in __ipv6_ifa_notify
Smack: Don't ignore other bprm->unsafe flags if LSM_UNSAFE_PTRACE is set
smack: use GFP_NOFS while holding inode_smack::smk_lock
NFC: fix attrs checks in netlink interface
Linux 4.9.196
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
[ Upstream commit b751c52bb587ae66f773b15204ef7a147467f4c7 ]
The current default value (400) is too low on many systems (e.g. some
ARM64 platform takes up 1000+ entries).
syzbot uses 16000 as default value, and has proved to be enough on beefy
configurations, so let's pick that value.
This consumes more RAM on boot (each entry is 160 bytes, so in total
~2.5MB of RAM), but the memory would later be freed (early_log is
__initdata).
Link: http://lkml.kernel.org/r/20190730154027.101525-1-drinkcat@chromium.org
Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Suggested-by: Dmitry Vyukov <dvyukov@google.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Dmitry Vyukov <dvyukov@google.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Petr Mladek <pmladek@suse.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: Joe Lawrence <joe.lawrence@redhat.com>
Cc: Uladzislau Rezki <urezki@gmail.com>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Nicolas Boichatauthored and Greg Kroah-Hartmancommited 2019-10-07 18:53:19 +02:00
commit 2c956a60778cbb6a27e0c7a8a52a91378c90e1d1 upstream.
SipHash is a 64-bit keyed hash function that is actually a
cryptographically secure PRF, like HMAC. Except SipHash is super fast,
and is meant to be used as a hashtable keyed lookup function, or as a
general PRF for short input use cases, such as sequence numbers or RNG
chaining.
For the first usage:
There are a variety of attacks known as "hashtable poisoning" in which an
attacker forms some data such that the hash of that data will be the
same, and then preceeds to fill up all entries of a hashbucket. This is
a realistic and well-known denial-of-service vector. Currently
hashtables use jhash, which is fast but not secure, and some kind of
rotating key scheme (or none at all, which isn't good). SipHash is meant
as a replacement for jhash in these cases.
There are a modicum of places in the kernel that are vulnerable to
hashtable poisoning attacks, either via userspace vectors or network
vectors, and there's not a reliable mechanism inside the kernel at the
moment to fix it. The first step toward fixing these issues is actually
getting a secure primitive into the kernel for developers to use. Then
we can, bit by bit, port things over to it as deemed appropriate.
While SipHash is extremely fast for a cryptographically secure function,
it is likely a bit slower than the insecure jhash, and so replacements
will be evaluated on a case-by-case basis based on whether or not the
difference in speed is negligible and whether or not the current jhash usage
poses a real security risk.
For the second usage:
A few places in the kernel are using MD5 or SHA1 for creating secure
sequence numbers, syn cookies, port numbers, or fast random numbers.
SipHash is a faster and more fitting, and more secure replacement for MD5
in those situations. Replacing MD5 and SHA1 with SipHash for these uses is
obvious and straight-forward, and so is submitted along with this patch
series. There shouldn't be much of a debate over its efficacy.
Dozens of languages are already using this internally for their hash
tables and PRFs. Some of the BSDs already use this in their kernels.
SipHash is a widely known high-speed solution to a widely known set of
problems, and it's time we catch-up.
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Reviewed-by: Jean-Philippe Aumasson <jeanphilippe.aumasson@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Eric Biggers <ebiggers3@gmail.com>
Cc: David Laight <David.Laight@aculab.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
[bwh: Backported to 4.9 as dependency of commits df453700e8d8 "inet: switch
IP ID generator to siphash" and 3c79107631db "netfilter: ctnetlink: don't
use conntrack/expect object addresses as id"]
Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jason A. Donenfeldauthored and Greg Kroah-Hartmancommited 2019-08-25 10:51:42 +02:00
* refs/heads/tmp-0166b9e:
Revert "ANDROID: input: keychord: Add keychord driver"
Revert "ANDROID: input: misc: keychord: move header to uapi"
Revert "ANDROID: input: misc: keychord: log when keychord triggered"
Revert "ANDROID: keychord: Fix a slab out-of-bounds read."
Revert "Use %zu to print resid (size_t)."
Revert "ANDROID: keychord: Fix races in keychord_write."
Revert "ANDROID: keychord: Fix for a memory leak in keychord."
Revert "ANDROID: keychord: Check for write data size"
ANDROID: drop CONFIG_INPUT_KEYCHORD from cuttlefish and ranchu
BACKPORT: mm/debug.c: provide useful debugging information for VM_BUG
UPSTREAM: bug: use %pB in BUG and stack protector failure
UPSTREAM: x86/alternative: Print unadorned pointers
UPSTREAM: trace_uprobe: Display correct offset in uprobe_events
UPSTREAM: usercopy: Remove pointer from overflow report
UPSTREAM: Do not hash userspace addresses in fault handlers
UPSTREAM: mm/slab.c: do not hash pointers when debugging slab
UPSTREAM: kasan: use %px to print addresses instead of %p
BACKPORT: vsprintf: add printk specifier %px
BACKPORT: printk: hash addresses printed with %p
ANDROID: Fix race in crng_reseed()
UPSTREAM: siphash: implement HalfSipHash1-3 for hash tables
UPSTREAM: siphash: add cryptographically secure PRF
BACKPORT: vsprintf: refactor %pK code out of pointer()
BACKPORT: docs: correct documentation for %pK
BACKPORT: filemap: add a comment about FAULT_FLAG_RETRY_NOWAIT behavior
BACKPORT: filemap: drop the mmap_sem for all blocking operations
BACKPORT: filemap: kill page_cache_read usage in filemap_fault
ANDROID: binder: remove extra declaration left after backport
UPSTREAM: net: socket: set sock->sk to NULL after calling proto_ops::release()
FROMGIT: binder: fix BUG_ON found by selinux-testsuite
Linux 4.9.166
ath10k: avoid possible string overflow
power: supply: charger-manager: Fix incorrect return value
pwm-backlight: Enable/disable the PWM before/after LCD enable toggle.
rtc: Fix overflow when converting time64_t to rtc_time
scsi: ufs: fix wrong command type of UTRD for UFSHCI v2.1
USB: core: only clean up what we allocated
lib/int_sqrt: optimize small argument
serial: sprd: clear timeout interrupt only rather than all interrupts
arm64: traps: disable irq in die()
Hang/soft lockup in d_invalidate with simultaneous calls
serial: sprd: adjust TIMEOUT to a big value
tcp/dccp: drop SYN packets if accept queue is full
ALSA: hda - Enforces runtime_resume after S3 and S4 for each codec
ALSA: hda - Record the current power state before suspend/resume calls
locking/lockdep: Add debug_locks check in __lock_downgrade()
Bluetooth: Fix decrementing reference count twice in releasing socket
media: v4l2-ctrls.c/uvc: zero v4l2_event
ext4: brelse all indirect buffer in ext4_ind_remove_space()
ext4: fix data corruption caused by unaligned direct AIO
ext4: fix NULL pointer dereference while journal is aborted
objtool: Move objtool_file struct off the stack
futex: Ensure that futex address is aligned in handle_futex_death()
MIPS: Fix kernel crash for R6 in jump label branch function
MIPS: Ensure ELF appended dtb is relocated
mips: loongson64: lemote-2f: Add IRQF_NO_SUSPEND to "cascade" irqaction.
udf: Fix crash on IO error during truncate
libceph: wait for latest osdmap in ceph_monc_blacklist_add()
iommu/amd: fix sg->dma_address for sg->offset bigger than PAGE_SIZE
drm/vmwgfx: Don't double-free the mode stored in par->set_mode
mmc: pxamci: fix enum type confusion
ANDROID: dm-bow: Fix 32 bit compile errors
ANDROID: fix 4.9 backport of psi header refactoring
UPSTREAM: mm: proc: smaps_rollup: fix pss_locked calculation
UPSTREAM: binder: fix handling of misaligned binder object
UPSTREAM: binder: fix sparse issue in binder_alloc_selftest.c
BACKPORT: binder: use userspace pointer as base of buffer space
UPSTREAM: binder: fix kerneldoc header for struct binder_buffer
BACKPORT: binder: remove user_buffer_offset
UPSTREAM: binder: remove kernel vm_area for buffer space
UPSTREAM: binder: avoid kernel vm_area for buffer fixups
BACKPORT: binder: add function to copy binder object from buffer
BACKPORT: binder: add functions to copy to/from binder buffers
UPSTREAM: binder: create userspace-to-binder-buffer copy function
ANDROID: Add dm-bow to cuttlefish configuration
ANDROID: dm-bow: Backport to 4.9
ANDROID: dm-bow: backport to 4.14
ANDROID: dm-bow: Add dm-bow feature
f2fs: set pin_file under CAP_SYS_ADMIN
f2fs: fix to avoid deadlock in f2fs_read_inline_dir()
f2fs: fix to adapt small inline xattr space in __find_inline_xattr()
f2fs: fix to do sanity check with inode.i_inline_xattr_size
f2fs: give some messages for inline_xattr_size
f2fs: don't trigger read IO for beyond EOF page
f2fs: fix to add refcount once page is tagged PG_private
f2fs: remove wrong comment in f2fs_invalidate_page()
f2fs: fix to use kvfree instead of kzfree
f2fs: print more parameters in trace_f2fs_map_blocks
f2fs: trace f2fs_ioc_shutdown
f2fs: fix to avoid deadlock of atomic file operations
f2fs: fix to dirty inode for i_mode recovery
f2fs: give random value to i_generation
f2fs: no need to take page lock in readdir
f2fs: fix to update iostat correctly in IPU path
f2fs: fix encrypted page memory leak
f2fs: make fault injection covering __submit_flush_wait()
f2fs: fix to retry fill_super only if recovery failed
f2fs: silence VM_WARN_ON_ONCE in mempool_alloc
f2fs: correct spelling mistake
f2fs: fix wrong #endif
f2fs: don't clear CP_QUOTA_NEED_FSCK_FLAG
f2fs: don't allow negative ->write_io_size_bits
f2fs: fix to check inline_xattr_size boundary correctly
Revert "f2fs: fix to avoid deadlock of atomic file operations"
Revert "f2fs: fix to check inline_xattr_size boundary correctly"
f2fs: do not use mutex lock in atomic context
f2fs: fix potential data inconsistence of checkpoint
f2fs: fix to avoid deadlock of atomic file operations
f2fs: fix to check inline_xattr_size boundary correctly
f2fs: jump to label 'free_node_inode' when failing from d_make_root()
f2fs: fix to document inline_xattr_size option
f2fs: fix to data block override node segment by mistake
f2fs: fix typos in code comments
f2fs: use xattr_prefix to wrap up
f2fs: sync filesystem after roll-forward recovery
fs: export evict_inodes
f2fs: flush quota blocks after turnning it off
f2fs: avoid null pointer exception in dcc_info
f2fs: don't wake up too frequently, if there is lots of IOs
f2fs: try to keep CP_TRIMMED_FLAG after successful umount
f2fs: add quick mode of checkpoint=disable for QA
f2fs: run discard jobs when put_super
f2fs: fix to set sbi dirty correctly
f2fs: UBSAN: set boolean value iostat_enable correctly
f2fs: add brackets for macros
f2fs: check if file namelen exceeds max value
f2fs: fix to trigger fsck if dirent.name_len is zero
f2fs: no need to check return value of debugfs_create functions
f2fs: export FS_NOCOW_FL flag to user
f2fs: check inject_rate validity during configuring
f2fs: remove set but not used variable 'err'
f2fs: fix compile warnings: 'struct *' declared inside parameter list
f2fs: change error code to -ENOMEM from -EINVAL
Conflicts:
arch/arm64/kernel/traps.c
drivers/input/misc/Kconfig
drivers/scsi/ufs/ufshcd.c
kernel/sched/core.c
Change-Id: I39b9d8198c85c7651ab76609f545104c71dc38df
Signed-off-by: jianzhou <jianzhou@codeaurora.org>
SipHash is a 64-bit keyed hash function that is actually a
cryptographically secure PRF, like HMAC. Except SipHash is super fast,
and is meant to be used as a hashtable keyed lookup function, or as a
general PRF for short input use cases, such as sequence numbers or RNG
chaining.
For the first usage:
There are a variety of attacks known as "hashtable poisoning" in which an
attacker forms some data such that the hash of that data will be the
same, and then preceeds to fill up all entries of a hashbucket. This is
a realistic and well-known denial-of-service vector. Currently
hashtables use jhash, which is fast but not secure, and some kind of
rotating key scheme (or none at all, which isn't good). SipHash is meant
as a replacement for jhash in these cases.
There are a modicum of places in the kernel that are vulnerable to
hashtable poisoning attacks, either via userspace vectors or network
vectors, and there's not a reliable mechanism inside the kernel at the
moment to fix it. The first step toward fixing these issues is actually
getting a secure primitive into the kernel for developers to use. Then
we can, bit by bit, port things over to it as deemed appropriate.
While SipHash is extremely fast for a cryptographically secure function,
it is likely a bit slower than the insecure jhash, and so replacements
will be evaluated on a case-by-case basis based on whether or not the
difference in speed is negligible and whether or not the current jhash usage
poses a real security risk.
For the second usage:
A few places in the kernel are using MD5 or SHA1 for creating secure
sequence numbers, syn cookies, port numbers, or fast random numbers.
SipHash is a faster and more fitting, and more secure replacement for MD5
in those situations. Replacing MD5 and SHA1 with SipHash for these uses is
obvious and straight-forward, and so is submitted along with this patch
series. There shouldn't be much of a debate over its efficacy.
Dozens of languages are already using this internally for their hash
tables and PRFs. Some of the BSDs already use this in their kernels.
SipHash is a widely known high-speed solution to a widely known set of
problems, and it's time we catch-up.
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Reviewed-by: Jean-Philippe Aumasson <jeanphilippe.aumasson@gmail.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Eric Biggers <ebiggers3@gmail.com>
Cc: David Laight <David.Laight@aculab.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit 2c956a60778cbb6a27e0c7a8a52a91378c90e1d1)
Signed-off-by: Sandeep Patil <sspatil@android.com>
Bug: 78533979
Test: Build and boot cuttlefish
Change-Id: I4f796f1f4db687c51e97c4dc0a555bdc44f22a50
Jason A. Donenfeldauthored and Alistair Strachancommited 2019-03-28 21:13:03 -07:00
* refs/heads/tmp-b727d1c:
Linux 4.9.129
e1000e: Fix link check race condition
Revert "e1000e: Separate signaling for link check/link up"
e1000e: Avoid missed interrupts following ICR read
e1000e: Fix queue interrupt re-raising in Other interrupt
Partial revert "e1000e: Avoid receiver overrun interrupt bursts"
e1000e: Remove Other from EIAC
MIPS: VDSO: Match data page cache colouring when D$ aliases
mei: bus: type promotion bug in mei_nfc_if_version()
pinctrl: qcom: spmi-gpio: Fix pmic_gpio_config_get() to be compliant
drm/panel: type promotion bug in s6e8aa0_read_mtp_id()
selftest: timers: Tweak raw_skew to SKIP when ADJ_OFFSET/other clock adjustments are in progress
ALSA: pcm: Fix snd_interval_refine first/last with open min/max
rtc: bq4802: add error handling for devm_ioremap
drm/amdkfd: Fix error codes in kfd_get_process
input: rohm_bu21023: switch to i2c_lock_bus(..., I2C_LOCK_SEGMENT)
mfd: 88pm860x-i2c: switch to i2c_lock_bus(..., I2C_LOCK_SEGMENT)
gpiolib: Mark gpio_suffixes array with __maybe_unused
gpio: pxa: Fix potential NULL dereference
coresight: tpiu: Fix disabling timeouts
coresight: Handle errors in finding input/output ports
parport: sunbpp: fix error return code
drm/nouveau: tegra: Detach from ARM DMA/IOMMU mapping
mmc: sdhci: do not try to use 3.3V signaling if not supported
mmc: tegra: prevent HS200 on Tegra 3
gpu: ipu-v3: csi: pass back mbus_code_to_bus_cfg error codes
ARM: hisi: check of_iomap and fix missing of_node_put
ARM: hisi: fix error handling and missing of_node_put
ARM: hisi: handle of_iomap and fix missing of_node_put
efi/esrt: Only call efi_mem_reserve() for boot services memory
configfs: fix registered group removal
MIPS: loongson64: cs5536: Fix PCI_OHCI_INT_REG reads
evm: Don't deadlock if a crypto algorithm is unavailable
mtdchar: fix overflows in adjustment of `count`
audit: fix use-after-free in audit_add_watch
binfmt_elf: Respect error return from `regset->active'
NFSv4.1 fix infinite loop on I/O.
perf/core: Force USER_DS when recording user stack data
CIFS: fix wrapping bugs in num_entries()
cifs: prevent integer overflow in nxt_dir_entry()
Revert "cdc-acm: implement put_char() and flush_chars()"
usb: cdc-wdm: Fix a sleep-in-atomic-context bug in service_outstanding_interrupt()
USB: yurex: Fix buffer over-read in yurex_write()
USB: serial: ti_usb_3410_5052: fix array underflow in completion handler
usb: misc: uss720: Fix two sleep-in-atomic-context bugs
USB: serial: io_ti: fix array underflow in completion handler
USB: net2280: Fix erroneous synchronization change
usb: gadget: udc: renesas_usb3: fix maxpacket size of ep0
USB: add quirk for WORLDE Controller KS49 or Prodipe MIDI 49C USB controller
usb: host: u132-hcd: Fix a sleep-in-atomic-context bug in u132_get_frame()
usb: Avoid use-after-free by flushing endpoints early in usb_set_interface()
usb: uas: add support for more quirk flags
USB: Add quirk to support DJI CineSSD
mei: ignore not found client in the enumeration
usb: Don't die twice if PCI xhci host is not responding in resume
misc: hmc6352: fix potential Spectre v1
Tools: hv: Fix a bug in the key delete code
mmc: omap_hsmmc: fix wakeirq handling on removal
IB/ipoib: Avoid a race condition between start_xmit and cm_rep_handler
xen/netfront: fix waiting for xenbus state change
pstore: Fix incorrect persistent ram buffer mapping
RDMA/cma: Protect cma dev list with lock
xen-netfront: fix warn message as irq device name has '/'
crypto: sharah - Unregister correct algorithms for SAHARA 3
dmaengine: mv_xor_v2: kill the tasklets upon exit
drivers/base: stop new probing during shutdown
KVM: arm/arm64: Fix vgic init race
platform/x86: toshiba_acpi: Fix defined but not used build warnings
s390/qeth: reset layer2 attribute on layer switch
s390/qeth: fix race in used-buffer accounting
ARM: dts: qcom: msm8974-hammerhead: increase load on l20 for sdhci
arm64: dts: qcom: db410c: Fix Bluetooth LED trigger
xen-netfront: fix queue name setting
nfp: avoid buffer leak when FW communication fails
efi/arm: preserve early mapping of UEFI memory map longer for BGRT
wan/fsl_ucc_hdlc: use IS_ERR_VALUE() to check return value of qe_muram_alloc
Smack: Fix handling of IPv4 traffic received by PF_INET6 sockets
mac80211: restrict delayed tailroom needed decrement
MIPS: jz4740: Bump zload address
powerpc/powernv: opal_put_chars partial write fix
perf powerpc: Fix callchain ip filtering
ARM: exynos: Clear global variable on init error path
fbdev: Distinguish between interlaced and progressive modes
video: fbdev: pxafb: clear allocated memory for video modes
perf powerpc: Fix callchain ip filtering when return address is in a register
fbdev/via: fix defined but not used warning
video: goldfishfb: fix memory leak on driver remove
fbdev: omapfb: off by one in omapfb_register_client()
gfs2: Don't reject a supposedly full bitmap if we have blocks reserved
perf test: Fix subtest number when showing results
mtd/maps: fix solutionengine.c printk format warnings
IB/rxe: Drop QP0 silently
media: videobuf2-core: check for q->error in vb2_core_qbuf()
MIPS: ath79: fix system restart
dmaengine: pl330: fix irq race with terminate_all
media: tw686x: Fix oops on buffer alloc failure
kbuild: add .DELETE_ON_ERROR special target
clk: clk-fixed-factor: Clear OF_POPULATED flag in case of failure
clk: imx6ul: fix missing of_node_put()
gfs2: Special-case rindex for gfs2_grow
xfrm: fix 'passing zero to ERR_PTR()' warning
ALSA: usb-audio: Fix multiple definitions in AU0828_DEVICE() macro
ALSA: msnd: Fix the default sample sizes
iommu/arm-smmu-v3: sync the OVACKFLG to PRIQ consumer register
net/mlx5: Fix debugfs cleanup in the device init/remove flow
net/mlx5: Fix use-after-free in self-healing flow
rds: fix two RCU related problems
be2net: Fix memory leak in be_cmd_get_profile_config()
UPSTREAM: arm64/syscalls: Move address limit check in loop
BACKPORT: arm/syscalls: Optimize address limit check
UPSTREAM: syscalls: Use CHECK_DATA_CORRUPTION for addr_limit_user_check
UPSTREAM: arm64/syscalls: Check address limit on user-mode return
BACKPORT: x86/syscalls: Check address limit on user-mode return
BACKPORT: lkdtm: add bad USER_DS test
UPSTREAM: bug: switch data corruption check to __must_check
UPSTREAM: lkdtm: Add tests for struct list corruption
UPSTREAM: bug: Provide toggle for BUG on data corruption
UPSTREAM: list: Split list_del() debug checking into separate function
UPSTREAM: rculist: Consolidate DEBUG_LIST for list_add_rcu()
UPSTREAM: list: Split list_add() debug checking into separate function
FROMLIST: ANDROID: binder: Add BINDER_GET_NODE_INFO_FOR_REF ioctl.
Conflicts:
drivers/misc/lkdtm.h
drivers/misc/lkdtm_bugs.c
drivers/misc/lkdtm_core.c
include/linux/bug.h
lib/Kconfig.debug
lib/list_debug.c
Change-Id: I599369f47c3695545470d1ae6069f58728cd61f3
Signed-off-by: Minming Qi <mqi@codeaurora.org>
(cherry-picked from de54ebbe26bb371a6f1fbc0593372232f04e3107)
The kernel checks for cases of data structure corruption under some
CONFIGs (e.g. CONFIG_DEBUG_LIST). When corruption is detected, some
systems may want to BUG() immediately instead of letting the system run
with known corruption. Usually these kinds of manipulation primitives can
be used by security flaws to gain arbitrary memory write control. This
provides a new config CONFIG_BUG_ON_DATA_CORRUPTION and a corresponding
macro CHECK_DATA_CORRUPTION for handling these situations. Notably, even
if not BUGing, the kernel should not continue processing the corrupted
structure.
This is inspired by similar hardening by Syed Rameez Mustafa in MSM
kernels, and in PaX and Grsecurity, which is likely in response to earlier
removal of the BUG calls in commit 924d9addb9 ("list debugging: use
WARN() instead of BUG()").
Change-Id: I81927d2aa3684d676934ac109833fe71f0bc0156
Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Acked-by: Rik van Riel <riel@redhat.com>
Signed-off-by: Satya Tangirala <satyat@google.com>
Kees Cookauthored and Satya Tangiralacommited 2018-09-21 15:09:16 -07:00
There can be scenario where, dynamically loadable modules adds
a certain nodes in list data structure and forgot to remove
reference from the list while unloading themself. And this can
result in fault while accessing those dangling pointers.
So If we log the module used address ranges, we could be able to
tell exact victim module.
And, It will be good to keep these debug logs under a config flag.
So, let's add DEBUG_MODULE_LOAD_INFO config and use this in
printing module used init and core layout address
ranges.
e.g:
Core layout sections:
[ 40.599573] .text
[ 40.627074] .plt
[ 40.603426] .rodata.str1.8
[ 40.608016] __mcount_loc
[ 40.622142] .note.gnu.build-id
[ 40.612654] .data
[ 40.616438] .gnu.linkonce.this_module
[ 40.634909] .bss
Init layout sections
[ 40.630781] .init.plt
[ 40.638591] .symtab
[ 40.642573] .strtab
After this patch:
/ # insmod sample.ko
[ 26.244768] Hi Mukesh
[ 26.247314] Loaded sample: module init layout addresses range: 0xffffff9dbff8a000-0xffffff9dbff8bfff
[ 26.256896] sample: core layout addresses range: 0xffffff9dbff85000-0xffffff9dbff88fff
/ # rmmod sample
[ 63.812065] Bye Mukesh
[ 63.816318] Unloaded sample: module core layout address range: 0xffffff9dbff85000-0xffffff9dbff88fff
Change-Id: I4acfc4f53c561f92ca63fa3c4559148929575580
Signed-off-by: Mukesh Ojha <mojha@codeaurora.org>
Provide refcount_t, an atomic_t like primitive built just for
refcounting.
It provides saturation semantics such that overflow becomes impossible
and thereby 'spurious' use-after-free is avoided.
Change-Id: Id360e29bb9c19af8672726539d0d16c0f6d2be3f
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Git-commit: f405df5de3170c00e5c54f8b7cf4766044a032ba
Git-repo: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Signed-off-by: Srinivasa Rao Kuppala <srkupp@codeaurora.org>
Peter Zijlstraauthored and Gerrit - the friendly Code Review servercommited 2018-05-31 03:23:27 -07:00
If a recursive fault is detected during do_exit(), tasks are left
to sit and wait in an un-interruptible sleep until the system
reboots (typically manually). Add Kconfig option to change this
behaviour and force a panic.
This is particularly important if a critical system task encounters
a recursive fault (ex. a kworker). Otherwise, the system may be
unusable, but since the scheduler is still running system watchdogs
may continue to be pet.
Change-Id: Ifc26fc79d6066f05a3b2c4d27f78bf4f8d2bd640
Signed-off-by: Matt Wagantall <mattw@codeaurora.org>
Matt Wagantallauthored and Jeevan Shriramcommited 2018-04-16 17:49:42 -07:00
* refs/heads/tmp-a9d0273:
Linux 4.9.84
crypto: s5p-sss - Fix kernel Oops in AES-ECB mode
KVM: nVMX: invvpid handling improvements
KVM: VMX: clean up declaration of VPID/EPT invalidation types
KVM: async_pf: Fix #DF due to inject "Page not Present" and "Page Ready" exceptions simultaneously
x86/microcode/AMD: Change load_microcode_amd()'s param to bool to fix preemptibility bug
usb: phy: msm add regulator dependency
arm64: fix warning about swapper_pg_dir overflow
idle: i7300: add PCI dependency
spi: bcm-qspi: shut up warning about cfi header inclusion
binfmt_elf: compat: avoid unused function warning
arm64: sunxi: always enable reset controller
drm/i915: hide unused intel_panel_set_backlight function
kasan: rework Kconfig settings
clk: meson: gxbb: fix build error without RESET_CONTROLLER
ISDN: eicon: reduce stack size of sig_ind function
tw5864: use dev_warn instead of WARN to shut up warning
em28xx: only use mt9v011 if camera support is enabled
go7007: add MEDIA_CAMERA_SUPPORT dependency
tc358743: fix register i2c_rd/wr functions
shmem: fix compilation warnings on unused functions
KVM: add X86_LOCAL_APIC dependency
Input: tca8418_keypad - hide gcc-4.9 -Wmaybe-uninitialized warning
drm/nouveau: hide gcc-4.9 -Wmaybe-uninitialized
rbd: silence bogus -Wmaybe-uninitialized warning
drm: exynos: mark pm functions as __maybe_unused
security/keys: BIG_KEY requires CONFIG_CRYPTO
cw1200: fix bogus maybe-uninitialized warning
reiserfs: avoid a -Wmaybe-uninitialized warning
ALSA: hda/ca0132 - fix possible NULL pointer use
arm64: Kconfig: select COMPAT_BINFMT_ELF only when BINFMT_ELF is set
scsi: advansys: fix uninitialized data access
x86/vm86: Fix unused variable warning if THP is disabled
x86/platform: Add PCI dependency for PUNIT_ATOM_DEBUG
dmaengine: zx: fix build warning
x86: add MULTIUSER dependency for KVM
thermal: fix INTEL_SOC_DTS_IOSF_CORE dependencies
x86/build: Silence the build with "make -s"
tools build: Add tools tree support for 'make -s'
x86/fpu/math-emu: Fix possible uninitialized variable use
arm64: define BUG() instruction without CONFIG_BUG
gpio: xgene: mark PM functions as __maybe_unused
x86/ras/inject: Make it depend on X86_LOCAL_APIC=y
scsi: advansys: fix build warning for PCI=n
video: fbdev: via: remove possibly unused variables
perf: xgene: Include module.h
PCI: Change pci_host_common_probe() visibility
usb: musb: fix compilation warning on unused function
platform/x86: intel_mid_thermal: Fix suspend handlers unused warning
gpio: intel-mid: Fix build warning when !CONFIG_PM
PCI: vmd: Fix suspend handlers defined-but-not-used warning
perf/x86: Shut up false-positive -Wmaybe-uninitialized warning
vmxnet3: prevent building with 64K pages
clk: sunxi-ng: fix build error without CONFIG_RESET_CONTROLLER
shmem: avoid maybe-uninitialized warning
drm/i915: fix intel_backlight_device_register declaration
crypto: talitos - fix Kernel Oops on hashing an empty file
powerpc/64s: Improve RFI L1-D cache flush fallback
powerpc/64s: Simple RFI macro conversions
powerpc/64s: Fix conversion of slb_miss_common to use RFI_TO_USER/KERNEL
hippi: Fix a Fix a possible sleep-in-atomic bug in rr_close
xen: XEN_ACPI_PROCESSOR is Dom0-only
platform/x86: dell-laptop: Fix keyboard max lighting for Dell Latitude E6410
x86/mm/kmmio: Fix mmiotrace for page unaligned addresses
mm/early_ioremap: Fix boot hang with earlyprintk=efi,keep
usb: dwc3: of-simple: fix missing clk_disable_unprepare
usb: dwc3: gadget: Wait longer for controller to end command processing
dmaengine: jz4740: disable/unprepare clk if probe fails
drm/armada: fix leak of crtc structure
xfrm: Fix stack-out-of-bounds with misconfigured transport mode policies.
spi: sun4i: disable clocks in the remove function
ASoC: rockchip: disable clock on error
clk: fix a panic error caused by accessing NULL pointer
dmaengine: at_hdmac: fix potential NULL pointer dereference in atc_prep_dma_interleaved
dmaengine: ioat: Fix error handling path
gianfar: Disable EEE autoneg by default
509: fix printing uninitialized stack memory when OID is empty
net: ethernet: arc: fix error handling in emac_rockchip_probe
brcmfmac: Avoid build error with make W=1
btrfs: Fix possible off-by-one in btrfs_search_path_in_tree
net_sched: red: Avoid illegal values
net_sched: red: Avoid devision by zero
gianfar: fix a flooded alignment reports because of padding issue.
ARM: dts: Fix elm interrupt compiler warning
s390/dasd: prevent prefix I/O error
powerpc/perf: Fix oops when grouping different pmu events
m68k: add missing SOFTIRQENTRY_TEXT linker section
ipvlan: Add the skb->mark as flow4's member to lookup route
scripts/kernel-doc: Don't fail with status != 0 if error encountered with -none
sctp: only update outstanding_bytes for transmitted queue when doing prsctp_prune
RDMA/cma: Make sure that PSN is not over max allowed
i40iw: Correct ARP index mask
pinctrl: sunxi: Fix A64 UART mux value
pinctrl: sunxi: Fix A80 interrupt pin bank
media: s5k6aa: describe some function parameters
perf bench numa: Fixup discontiguous/sparse numa nodes
perf top: Fix window dimensions change handling
ARM: dts: am437x-cm-t43: Correct the dmas property of spi0
ARM: dts: am4372: Correct the interrupts_properties of McASP
ARM: dts: logicpd-somlv: Fix wl127x pinmux
ARM: dts: logicpd-som-lv: Fix gpmc addresses for NAND and enet
ARM: dts: Fix omap4 hang with GPS connected to USB by using wakeupgen
ARM: AM33xx: PRM: Remove am33xx_pwrdm_read_prev_pwrst function
ARM: OMAP2+: Fix SRAM virt to phys translation for save_secure_ram_context
usb: build drivers/usb/common/ when USB_SUPPORT is set
usbip: keep usbip_device sockfd state in sync with tcp_socket
staging: iio: ad5933: switch buffer mode to software
staging: iio: adc: ad7192: fix external frequency setting
binder: check for binder_thread allocation failure in binder_poll()
staging: android: ashmem: Fix a race condition in pin ioctls
dn_getsockoptdecnet: move nf_{get/set}sockopt outside sock lock
arm64: dts: add #cooling-cells to CPU nodes
ARM: 8743/1: bL_switcher: add MODULE_LICENSE tag
video: fbdev/mmp: add MODULE_LICENSE
ASoC: ux500: add MODULE_LICENSE tag
crypto: hash - prevent using keyed hashes without setting key
crypto: hash - annotate algorithms taking optional key
net: avoid skb_warn_bad_offload on IS_ERR
rds: tcp: atomically purge entries from rds_tcp_conn_list during netns delete
netfilter: xt_RATEEST: acquire xt_rateest_mutex for hash insert
netfilter: xt_cgroup: initialize info->priv in cgroup_mt_check_v1()
netfilter: on sockopt() acquire sock lock only in the required scope
netfilter: ipt_CLUSTERIP: fix out-of-bounds accesses in clusterip_tg_check()
netfilter: x_tables: avoid out-of-bounds reads in xt_request_find_{match|target}
netfilter: x_tables: fix int overflow in xt_alloc_table_info()
kcov: detect double association with a single task
KVM: x86: fix escape of guest dr6 to the host
blk_rq_map_user_iov: fix error override
staging: android: ion: Switch from WARN to pr_warn
staging: android: ion: Add __GFP_NOWARN for system contig heap
crypto: x86/twofish-3way - Fix %rbp usage
selinux: skip bounded transition processing if the policy isn't loaded
selinux: ensure the context is NUL terminated in security_context_to_sid_core()
Provide a function to create a NUL-terminated string from unterminated data
ptr_ring: fail early if queue occupies more than KMALLOC_MAX_SIZE
drm: Require __GFP_NOFAIL for the legacy drm_modeset_lock_all
blktrace: fix unlocked registration of tracepoints
sctp: set frag_point in sctp_setsockopt_maxseg correctly
xfrm: check id proto in validate_tmpl()
xfrm: Fix stack-out-of-bounds read on socket policy lookup.
mm,vmscan: Make unregister_shrinker() no-op if register_shrinker() failed.
xfrm: skip policies marked as dead while rehashing
cfg80211: check dev_set_name() return value
kcm: Only allow TCP sockets to be attached to a KCM mux
kcm: Check if sk_user_data already set in kcm_attach
vhost: use mutex_lock_nested() in vhost_dev_lock_vqs()
ANDROID: sdcardfs: Hold i_mutex for i_size_write
UPSTREAM: ANDROID: binder: synchronize_rcu() when using POLLFREE.
BACKPORT, FROMGIT: crypto: speck - add test vectors for Speck64-XTS
BACKPORT, FROMGIT: crypto: speck - add test vectors for Speck128-XTS
BACKPORT, FROMGIT: crypto: arm/speck - add NEON-accelerated implementation of Speck-XTS
FROMGIT: crypto: speck - export common helpers
BACKPORT, FROMGIT: crypto: speck - add support for the Speck block cipher
f2fs: updates on v4.16-rc1
Linux 4.9.83
media: r820t: fix r820t_write_reg for KASAN
ARM: dts: Delete bogus reference to the charlcd
arm: dts: mt2701: Add reset-cells
ARM: dts: s5pv210: add interrupt-parent for ohci
arm64: dts: msm8916: Add missing #phy-cells
ARM: pxa/tosa-bt: add MODULE_LICENSE tag
ARM: dts: exynos: fix RTC interrupt for exynos5410
vfs: don't do RCU lookup of empty pathnames
x86: fix build warnign with 32-bit PAE
x86/cpu: Change type of x86_cache_size variable to unsigned int
x86/spectre: Fix an error message
x86/cpu: Rename cpu_data.x86_mask to cpu_data.x86_stepping
selftests/x86/mpx: Fix incorrect bounds with old _sigfault
x86/speculation: Add <asm/msr-index.h> dependency
nospec: Move array_index_nospec() parameter checking into separate macro
x86/speculation: Fix up array_index_nospec_mask() asm constraint
selftests/x86: Do not rely on "int $0x80" in single_step_syscall.c
selftests/x86: Do not rely on "int $0x80" in test_mremap_vdso.c
selftests/x86/pkeys: Remove unused functions
x86/speculation: Clean up various Spectre related details
X86/nVMX: Properly set spec_ctrl and pred_cmd before merging MSRs
KVM/x86: Reduce retpoline performance impact in slot_handle_level_range(), by always inlining iterator helper methods
x86/speculation: Correct Speculation Control microcode blacklist again
x86/speculation: Update Speculation Control microcode blacklist
compiler-gcc.h: Introduce __optimize function attribute
x86/entry/64/compat: Clear registers for compat syscalls, to reduce speculation attack surface
arm: spear13xx: Fix spics gpio controller's warning
arm: spear13xx: Fix dmas cells
arm: spear600: Add missing interrupt-parent of rtc
ARM: dts: nomadik: add interrupt-parent for clcd
ARM: dts: STi: Add gpio polarity for "hdmi,hpd-gpio" property
ARM: lpc3250: fix uda1380 gpio numbers
arm64: dts: msm8916: Correct ipc references for smsm
s390: fix handling of -1 in set{,fs}[gu]id16 syscalls
ocfs2: try a blocking lock before return AOP_TRUNCATED_PAGE
PM / devfreq: Propagate error from devfreq_add_device()
cpufreq: powernv: Dont assume distinct pstate values for nominal and pmin
RDMA/rxe: Fix a race condition related to the QP error state
kselftest: fix OOM in memory compaction test
IB/mlx4: Fix incorrectly releasing steerable UD QPs when have only ETH ports
IB/qib: Fix comparison error with qperf compare/swap test
powerpc: fix build errors in stable tree
dm: correctly handle chained bios in dec_pending()
usb: Move USB_UHCI_BIG_ENDIAN_* out of USB_SUPPORT
mvpp2: fix multicast address filter
ALSA: seq: Fix racy pool initializations
ALSA: usb-audio: add implicit fb quirk for Behringer UFX1204
ALSA: hda/realtek: PCI quirk for Fujitsu U7x7
ALSA: hda/realtek - Enable Thinkpad Dock device for ALC298 platform
ALSA: usb-audio: Fix UAC2 get_ctl request with a RANGE attribute
ALSA: hda - Fix headset mic detection problem for two Dell machines
mtd: nand: vf610: set correct ooblayout
9p/trans_virtio: discard zero-length reply
Btrfs: fix unexpected -EEXIST when creating new inode
Btrfs: fix btrfs_evict_inode to handle abnormal inodes correctly
Btrfs: fix extent state leak from tree log
Btrfs: fix crash due to not cleaning up tree log block's dirty bits
Btrfs: fix deadlock in run_delalloc_nocow
target/iscsi: avoid NULL dereference in CHAP auth error path
rtlwifi: rtl8821ae: Fix connection lost problem correctly
console/dummy: leave .con_font_get set to NULL
video: fbdev: atmel_lcdfb: fix display-timings lookup
PCI: keystone: Fix interrupt-controller-node lookup
MIPS: Fix typo BIG_ENDIAN to CPU_BIG_ENDIAN
mm: Fix memory size alignment in devm_memremap_pages_release()
mm: hide a #warning for COMPILE_TEST
ext4: correct documentation for grpid mount option
ext4: save error to disk in __ext4_grp_locked_error()
ext4: fix a race in the ext4 shutdown path
jbd2: fix sphinx kernel-doc build warnings
mbcache: initialize entry->e_referenced in mb_cache_entry_create()
rtc-opal: Fix handling of firmware error codes, prevent busy loops
drm/radeon: adjust tested variable
drm/radeon: Add dpm quirk for Jet PRO (v2)
scsi: smartpqi: allow static build ("built-in")
BACKPORT: tee: shm: Potential NULL dereference calling tee_shm_register()
BACKPORT: tee: shm: don't put_page on null shm->pages
BACKPORT: tee: shm: make function __tee_shm_alloc static
BACKPORT: tee: optee: check type of registered shared memory
BACKPORT: tee: add start argument to shm_register callback
BACKPORT: tee: optee: fix header dependencies
BACKPORT: tee: shm: inline tee_shm_get_id()
BACKPORT: tee: use reference counting for tee_context
BACKPORT: tee: optee: enable dynamic SHM support
BACKPORT: tee: optee: add optee-specific shared pool implementation
BACKPORT: tee: optee: store OP-TEE capabilities in private data
BACKPORT: tee: optee: add registered buffers handling into RPC calls
BACKPORT: tee: optee: add registered shared parameters handling
BACKPORT: tee: optee: add shared buffer registration functions
BACKPORT: tee: optee: add page list manipulation functions
BACKPORT: tee: optee: Update protocol definitions
BACKPORT: tee: shm: add page accessor functions
BACKPORT: tee: shm: add accessors for buffer size and page offset
BACKPORT: tee: add register user memory
BACKPORT: tee: flexible shared memory pool creation
BACKPORT: optee: support asynchronous supplicant requests
BACKPORT: tee: add TEE_IOCTL_PARAM_ATTR_META
BACKPORT: tee: add tee_param_is_memref() for driver use
UPSTREAM: tcp: fix access to sk->sk_state in tcp_poll()
BACKPORT: tcp: fix potential double free issue for fastopen_req
BACKPORT: xfrm: Fix return value check of copy_sec_ctx.
time: Fix ktime_get_raw() incorrect base accumulation
FROMLIST: coresight: ETM: Add support for ARM Cortex-A73
FROMLIST: coresight: tmc: implementing TMC-ETR AUX space API
UPSTREAM: coresight: etm_perf: Fix using uninitialised work
UPSTREAM: coresight: fix kernel panic caused by invalid CPU
UPSTREAM: coresight: Fix disabling of CoreSight TPIU
UPSTREAM: coresight: perf: Add a missing call to etm_free_aux
UPSTREAM: coresight: tmc: Remove duplicate memset
UPSTREAM: coresight: tmc: Get rid of mode parameter for helper routines
UPSTREAM: coresight: tmc: Cleanup operation mode handling
UPSTREAM: coresight: reset "enable_sink" flag when need be
sched/fair: prevent possible infinite loop in sched_group_energy
ANDROID: qtaguid: Fix the UAF probelm with tag_ref_tree
UPSTREAM: ANDROID: binder: remove waitqueue when thread exits.
ANDROID: sdcardfs: Protect set_top
ANDROID: fsnotify: Notify lower fs of open
Revert "ANDROID: sdcardfs: notify lower file of opens"
ANDROID: sdcardfs: Use lower getattr times/size
ANDROID: sched: EAS: check energy_aware() before calling select_energy_cpu_brute() in up-migrate path
UPSTREAM: eventpoll.h: add missing epoll event masks
BACKPORT: thermal/drivers/hisi: Add support for hi3660 SoC
BACKPORT: thermal/drivers/hisi: Prepare to add support for other hisi platforms
BACKPORT: thermal/drivers/hisi: Add platform prefix to function name
BACKPORT: thermal/drivers/hisi: Put platform code together
BACKPORT: thermal/drivers/hisi: Use round up step value
BACKPORT: thermal/drivers/hisi: Move the clk setup in the corresponding functions
BACKPORT: thermal/drivers/hisi: Remove mutex_lock in the code
BACKPORT: thermal/drivers/hisi: Remove thermal data back pointer
BACKPORT: thermal/drivers/hisi: Convert long to int
BACKPORT: thermal/drivers/hisi: Rename and remove unused field
BACKPORT: thermal/drivers/hisi: Remove costly sensor inspection
BACKPORT: thermal/drivers/hisi: Fix configuration register setting
BACKPORT: thermal/drivers/hisi: Encapsulate register writes into helpers
BACKPORT: thermal/drivers/hisi: Remove pointless lock
BACKPORT: thermal/drivers/hisi: Remove the multiple sensors support
BACKPORT: thermal: hisilicon: constify thermal_zone_of_device_ops structures
ANDROID: xattr: Pass EOPNOTSUPP to permission2
ANDROID: sdcardfs: Move default_normal to superblock
UPSTREAM: tcp: fix a request socket leak
UPSTREAM: tcp: fix possible deadlock in TCP stack vs BPF filter
UPSTREAM: tcp: Add a tcp_filter hook before handle ack packet
FROMLIST: arm64: kpti: Fix the interaction between ASID switching and software PAN
FROMLIST: arm64: Move post_ttbr_update_workaround to C code
fscrypt: updates on 4.15-rc4
ANDROID: uid_sys_stats: fix the comment
BACKPORT: optee: fix invalid of_node_put() in optee_driver_init()
BACKPORT: tee: optee: sync with new naming of interrupts
BACKPORT: tee: indicate privileged dev in gen_caps
BACKPORT: tee: optee: interruptible RPC sleep
BACKPORT: tee: optee: add const to tee_driver_ops and tee_desc structures
BACKPORT: tee: tee_shm: Constify dma_buf_ops structures.
BACKPORT: tee: add forward declaration for struct device
BACKPORT: tee: optee: fix uninitialized symbol 'parg'
BACKPORT: tee.txt: standardize document format
BACKPORT: tee: add ARM_SMCCC dependency
clocksource: arch_timer: make virtual counter access configurable
arm64: issue isb when trapping CNTVCT_EL0 access
BACKPORT: arm64: Add CNTFRQ_EL0 trap handler
BACKPORT: arm64: Add CNTVCT_EL0 trap handler
ANDROID: sdcardfs: Fix missing break on default_normal
ANDROID: arm64: kaslr: fixup Falkor workaround for 4.9
ANDROID: usb: f_fs: Prevent gadget unbind if it is already unbound
arm64: Kconfig: Reword UNMAP_KERNEL_AT_EL0 kconfig entry
arm64: use RET instruction for exiting the trampoline
UPSTREAM: arm64: kaslr: Put kernel vectors address in separate data page
UPSTREAM: arm64: mm: Introduce TTBR_ASID_MASK for getting at the ASID in the TTBR
UPSTREAM: arm64: Kconfig: Add CONFIG_UNMAP_KERNEL_AT_EL0
UPSTREAM: arm64: entry: Add fake CPU feature for unmapping the kernel at EL0
UPSTREAM: arm64: tls: Avoid unconditional zeroing of tpidrro_el0 for native tasks
UPSTREAM: arm64: erratum: Work around Falkor erratum #E1003 in trampoline code
UPSTREAM: arm64: entry: Hook up entry trampoline to exception vectors
UPSTREAM: arm64: entry: Explicitly pass exception level to kernel_ventry macro
UPSTREAM: arm64: mm: Map entry trampoline into trampoline and kernel page tables
UPSTREAM: arm64: entry: Add exception trampoline page for exceptions from EL0
UPSTREAM: arm64: mm: Invalidate both kernel and user ASIDs when performing TLBI
UPSTREAM: arm64: mm: Add arm64_kernel_unmapped_at_el0 helper
UPSTREAM: arm64: mm: Allocate ASIDs in pairs
UPSTREAM: arm64: mm: Fix and re-enable ARM64_SW_TTBR0_PAN
UPSTREAM: arm64: mm: Rename post_ttbr0_update_workaround
UPSTREAM: arm64: mm: Move ASID from TTBR0 to TTBR1
UPSTREAM: arm64: mm: Temporarily disable ARM64_SW_TTBR0_PAN
UPSTREAM: arm64: mm: Use non-global mappings for kernel space
UPSTREAM: arm64: factor out entry stack manipulation
ANDROID: sdcardfs: Add default_normal option
ANDROID: sdcardfs: notify lower file of opens
blkdev: Refactoring block io latency histogram codes
UPSTREAM: netfilter: conntrack: use power efficient workqueue
ANDROID: binder: Remove obsolete proc waitqueue.
UPSTREAM: arm64: setup: introduce kaslr_offset()
UPSTREAM: kcov: fix comparison callback signature
UPSTREAM: kcov: support comparison operands collection
UPSTREAM: kcov: remove pointless current != NULL check
UPSTREAM: kcov: support compat processes
UPSTREAM: kcov: simplify interrupt check
UPSTREAM: kcov: make kcov work properly with KASLR enabled
UPSTREAM: kcov: add more missing includes
BACKPORT: irq: Make the irqentry text section unconditional
UPSTREAM: kasan: make get_wild_bug_type() static
UPSTREAM: kasan: separate report parts by empty lines
UPSTREAM: kasan: improve double-free report format
UPSTREAM: kasan: print page description after stacks
UPSTREAM: kasan: improve slab object description
UPSTREAM: kasan: change report header
UPSTREAM: kasan: simplify address description logic
UPSTREAM: kasan: change allocation and freeing stack traces headers
UPSTREAM: kasan: unify report headers
UPSTREAM: kasan: introduce helper functions for determining bug type
BACKPORT: kasan: report only the first error by default
UPSTREAM: kasan: fix races in quarantine_remove_cache()
UPSTREAM: kasan: resched in quarantine_remove_cache()
UPSTREAM: kasan, sched/headers: Uninline kasan_enable/disable_current()
UPSTREAM: kasan: drain quarantine of memcg slab objects
UPSTREAM: kasan: eliminate long stalls during quarantine reduction
UPSTREAM: kasan: support panic_on_warn
ANDROID: dma-buf/sw_sync: Rename active_list to link
ANDROID: initramfs: call free_initrd() when skipping init
BACKPORT: Documentation: tee subsystem and op-tee driver
BACKPORT: tee: add OP-TEE driver
BACKPORT: tee: generic TEE subsystem
BACKPORT: dt/bindings: add bindings for optee
BACKPORT: schedutil: Reset cached freq if it is not in sync with next_freq
sched: EAS/WALT: Don't take into account of running task's util
sched: EAS/WALT: take into account of waking task's load
sched: EAS: upmigrate misfit current task
sched: avoid pushing tasks to an offline CPU
sched: Extend active balance to accept 'push_task' argument
sched: walt: Correct WALT window size initialization
sched: WALT: account cumulative window demand
sched: EAS/WALT: finish accounting prior to task_tick
sched/fair: prevent meaningless active migration
sched: walt: Leverage existing helper APIs to apply invariance
UPSTREAM: net: xfrm: allow clearing socket xfrm policies.
UPSTREAM: time: Clean up CLOCK_MONOTONIC_RAW time handling
UPSTREAM: arm64: vdso: fix clock_getres for 4GiB-aligned res
f2fs: updates on 4.15-rc1
UPSTREAM: android: binder: fix type mismatch warning
BACKPORT: arm64: Use __pa_symbol for empty_zero_page
UPSTREAM: arm64: Use __pa_symbol for kernel symbols
UPSTREAM: mm: Introduce lm_alias
FROMLIST: binder: fix proc->files use-after-free
BACKPORT: xfrm: Clear sk_dst_cache when applying per-socket policy.
sched: WALT: fix potential overflow
sched: Update task->on_rq when tasks are moving between runqueues
sched: WALT: fix window mis-alignment
sched: EAS: kill incorrect nohz idle cpu kick
sched: EAS: fix incorrect energy delta calculation due to rounding error
sched: EAS/WALT: use cr_avg instead of prev_runnable_sum
sched: WALT: fix broken cumulative runnable average accounting
sched: deadline: WALT: account cumulative runnable avg
ANDROID: binder: clarify deferred thread work.
BACKPORT: net/tcp-fastopen: Add new API support
UPSTREAM: net: Remove __sk_dst_reset() in tcp_v6_connect()
UPSTREAM: net/tcp-fastopen: refactor cookie check logic
sched: compute task utilisation with WALT consistently
FROMLIST: arm64: Avoid aligning normal memory pointers in __memcpy_{to,from}io
UPSTREAM: security: bpf: replace include of linux/bpf.h with forward declarations
UPSTREAM: selinux: bpf: Add addtional check for bpf object file receive
UPSTREAM: selinux: bpf: Add selinux check for eBPF syscall operations
BACKPORT: security: bpf: Add LSM hooks for bpf object related syscall
BACKPORT: bpf: Add file mode configuration into bpf maps
cpufreq: Drop schedfreq governor
ANDROID: Revert "arm64: move ELF_ET_DYN_BASE to 4GB / 4MB"
ANDROID: Revert "arm: move ELF_ET_DYN_BASE to 4MB"
sched: EAS: Fix the condition to distinguish energy before/after
sched: EAS: update trg_cpu to backup_cpu if no energy saving for target_cpu
sched/fair: consider task utilization in group_max_util()
sched/fair: consider task utilization in group_norm_util()
sched/fair: enforce EAS mode
sched/fair: ignore backup CPU when not valid
sched/fair: trace energy_diff for non boosted tasks
UPSTREAM: sched/fair: Sync task util before slow-path wakeup
UPSTREAM: sched/core: Add missing update_rq_clock() call in set_user_nice()
UPSTREAM: sched/core: Add missing update_rq_clock() call for task_hot()
UPSTREAM: sched/core: Add missing update_rq_clock() in detach_task_cfs_rq()
UPSTREAM: sched/core: Add missing update_rq_clock() in post_init_entity_util_avg()
UPSTREAM: sched/fair: Fix task group initialization
cpufreq/sched: Consider max cpu capacity when choosing frequencies
cpufreq/sched: Use cpu max freq rather than policy max
sched/fair: remove erroneous RCU_LOCKDEP_WARN from start_cpu()
FROMLIST: ALSA: usx2y: Suppress kernel warning at page allocation failures
FROMLIST: kbuild: clang: fix build failures with sparse check
Revert "Revert "BACKPORT: efi/libstub/arm64: Set -fpie when building the EFI stub""
BACKPORT: efi/libstub: Unify command line param parsing
ANDROID: sched/walt: Fix divide by zero error in cpufreq notifier
ANDROID: binder: show high watermark of alloc->pages.
ANDROID: binder: Add thread->process_todo flag.
ANDROID: sched/fair: Select correct capacity state for energy_diff
ANDROID: cpufreq-dt: Set sane defaults for schedutil rate limits
BACKPORT: cpufreq: schedutil: Use policy-dependent transition delays
Revert "BACKPORT: efi/libstub/arm64: Set -fpie when building the EFI stub"
FROMLIST: android: binder: Fix null ptr dereference in debug msg
FROMLIST: android: binder: Change binder_shrinker to static
UPSTREAM: arm64: compat: Remove leftover variable declaration
ANDROID: HACK: arm64: use -mno-implicit-float instead of -mgeneral-regs-only
ANDROID: Kbuild, LLVMLinux: allow overriding clang target triple
CHROMIUM: arm64: Disable asm-operand-width warning for clang
CHROMIUM: kbuild: clang: Disable the 'duplicate-decl-specifier' warning
BACKPORT: x86/asm: Fix inline asm call constraints for Clang
BACKPORT: efi/libstub/arm64: Set -fpie when building the EFI stub
UPSTREAM: efi/libstub/arm64: Force 'hidden' visibility for section markers
UPSTREAM: efi/libstub/arm64: Use hidden attribute for struct screen_info reference
UPSTREAM: x86/build: Use cc-option to validate stack alignment parameter
UPSTREAM: x86/build: Fix stack alignment for CLang
UPSTREAM: compiler, clang: always inline when CONFIG_OPTIMIZE_INLINING is disabled
UPSTREAM: x86/boot: #undef memcpy() et al in string.c
UPSTREAM: llist: clang: introduce member_address_is_nonnull()
UPSTREAM: crypto: arm64/sha - avoid non-standard inline asm tricks
UPSTREAM: kbuild: clang: Disable 'address-of-packed-member' warning
UPSTREAM: x86/build: Specify stack alignment for clang
UPSTREAM: x86/build: Use __cc-option for boot code compiler options
UPSTREAM: kbuild: Add __cc-option macro
UPSTREAM: x86/mm/kaslr: Use the _ASM_MUL macro for multiplication to work around Clang incompatibility
UPSTREAM: crypto, x86: aesni - fix token pasting for clang
UPSTREAM: x86/kbuild: Use cc-option to enable -falign-{jumps/loops}
UPSTREAM: compiler, clang: properly override 'inline' for clang
UPSTREAM: compiler, clang: suppress warning for unused static inline functions
UPSTREAM: modules: mark __inittest/__exittest as __maybe_unused
UPSTREAM: kbuild: Add support to generate LLVM assembly files
UPSTREAM: kbuild: use -Oz instead of -Os when using clang
UPSTREAM: kbuild, LLVMLinux: Add -Werror to cc-option to support clang
UPSTREAM: kbuild: drop -Wno-unknown-warning-option from clang options
UPSTREAM: kbuild: fix asm-offset generation to work with clang
UPSTREAM: kbuild: consolidate redundant sed script ASM offset generation
UPSTREAM: kbuild: Consolidate header generation from ASM offset information
UPSTREAM: kbuild: clang: add -no-integrated-as to KBUILD_[AC]FLAGS
UPSTREAM: kbuild: Add better clang cross build support
FROMLIST: f2fs: expose some sectors to user in inline data or dentry case
UPSTREAM: sched/fair: Fix usage of find_idlest_group() when the local group is idlest
UPSTREAM: sched/fair: Fix usage of find_idlest_group() when no groups are allowed
UPSTREAM: sched/fair: Fix find_idlest_group() when local group is not allowed
UPSTREAM: sched/fair: Remove unnecessary comparison with -1
UPSTREAM: sched/fair: Move select_task_rq_fair() slow-path into its own function
UPSTREAM: sched/fair: Force balancing on NOHZ balance if local group has capacity
UPSTREAM: f2fs: fix potential panic during fstrim
f2fs: catch up to v4.14-rc1
UPSTREAM: sched: use load_avg for selecting idlest group
UPSTREAM: sched: fix find_idlest_group for fork
ANDROID: binder: fix node sched policy calculation
ANDROID: binder: init desired_prio.sched_policy before use it
BACKPORT: net: xfrm: support setting an output mark.
FROMLIST: tracing: Add support for preempt and irq enable/disable events
FROMLIST: tracing: Prepare to add preempt and irq trace events
Conflicts:
arch/arm64/Kconfig
arch/arm64/include/asm/assembler.h
arch/arm64/include/asm/cpucaps.h
arch/arm64/include/asm/efi.h
arch/arm64/include/asm/memory.h
arch/arm64/include/asm/mmu.h
arch/arm64/include/asm/mmu_context.h
arch/arm64/kernel/cpufeature.c
arch/arm64/kernel/io.c
arch/arm64/kernel/setup.c
arch/arm64/kernel/vdso.c
arch/arm64/mm/context.c
arch/arm64/mm/mmu.c
drivers/Kconfig
drivers/Makefile
drivers/cpufreq/Kconfig
drivers/hwtracing/coresight/coresight-etm4x.c
drivers/hwtracing/coresight/coresight-priv.h
drivers/hwtracing/coresight/coresight-tmc-etr.c
drivers/hwtracing/coresight/coresight.c
drivers/scsi/ufs/ufshcd.h
drivers/staging/android/ion/ion-ioctl.c
drivers/staging/android/ion/ion_system_heap.c
drivers/usb/dwc3/gadget.c
include/linux/sched.h
include/trace/events/sched.h
kernel/kcov.c
kernel/sched/core.c
kernel/sched/cpufreq_sched.c
kernel/sched/cpufreq_schedutil.c
kernel/sched/fair.c
kernel/sched/sched.h
kernel/sched/walt.c
kernel/sched/walt.h
mm/kasan/report.c
security/security.c
security/selinux/hooks.c
Change-Id: I0ec8cbca6cb6384e22fbbe8def8a9d228229dc48
Signed-off-by: Blagovest Kolenichev <bkolenichev@codeaurora.org>
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Merge 4.9.84 into android-4.9
Changes in 4.9.84
vhost: use mutex_lock_nested() in vhost_dev_lock_vqs()
kcm: Check if sk_user_data already set in kcm_attach
kcm: Only allow TCP sockets to be attached to a KCM mux
cfg80211: check dev_set_name() return value
xfrm: skip policies marked as dead while rehashing
mm,vmscan: Make unregister_shrinker() no-op if register_shrinker() failed.
xfrm: Fix stack-out-of-bounds read on socket policy lookup.
xfrm: check id proto in validate_tmpl()
sctp: set frag_point in sctp_setsockopt_maxseg correctly
blktrace: fix unlocked registration of tracepoints
drm: Require __GFP_NOFAIL for the legacy drm_modeset_lock_all
ptr_ring: fail early if queue occupies more than KMALLOC_MAX_SIZE
Provide a function to create a NUL-terminated string from unterminated data
selinux: ensure the context is NUL terminated in security_context_to_sid_core()
selinux: skip bounded transition processing if the policy isn't loaded
crypto: x86/twofish-3way - Fix %rbp usage
staging: android: ion: Add __GFP_NOWARN for system contig heap
staging: android: ion: Switch from WARN to pr_warn
blk_rq_map_user_iov: fix error override
KVM: x86: fix escape of guest dr6 to the host
kcov: detect double association with a single task
netfilter: x_tables: fix int overflow in xt_alloc_table_info()
netfilter: x_tables: avoid out-of-bounds reads in xt_request_find_{match|target}
netfilter: ipt_CLUSTERIP: fix out-of-bounds accesses in clusterip_tg_check()
netfilter: on sockopt() acquire sock lock only in the required scope
netfilter: xt_cgroup: initialize info->priv in cgroup_mt_check_v1()
netfilter: xt_RATEEST: acquire xt_rateest_mutex for hash insert
rds: tcp: atomically purge entries from rds_tcp_conn_list during netns delete
net: avoid skb_warn_bad_offload on IS_ERR
crypto: hash - annotate algorithms taking optional key
crypto: hash - prevent using keyed hashes without setting key
ASoC: ux500: add MODULE_LICENSE tag
video: fbdev/mmp: add MODULE_LICENSE
ARM: 8743/1: bL_switcher: add MODULE_LICENSE tag
arm64: dts: add #cooling-cells to CPU nodes
dn_getsockoptdecnet: move nf_{get/set}sockopt outside sock lock
staging: android: ashmem: Fix a race condition in pin ioctls
binder: check for binder_thread allocation failure in binder_poll()
staging: iio: adc: ad7192: fix external frequency setting
staging: iio: ad5933: switch buffer mode to software
usbip: keep usbip_device sockfd state in sync with tcp_socket
usb: build drivers/usb/common/ when USB_SUPPORT is set
ARM: OMAP2+: Fix SRAM virt to phys translation for save_secure_ram_context
ARM: AM33xx: PRM: Remove am33xx_pwrdm_read_prev_pwrst function
ARM: dts: Fix omap4 hang with GPS connected to USB by using wakeupgen
ARM: dts: logicpd-som-lv: Fix gpmc addresses for NAND and enet
ARM: dts: logicpd-somlv: Fix wl127x pinmux
ARM: dts: am4372: Correct the interrupts_properties of McASP
ARM: dts: am437x-cm-t43: Correct the dmas property of spi0
perf top: Fix window dimensions change handling
perf bench numa: Fixup discontiguous/sparse numa nodes
media: s5k6aa: describe some function parameters
pinctrl: sunxi: Fix A80 interrupt pin bank
pinctrl: sunxi: Fix A64 UART mux value
i40iw: Correct ARP index mask
RDMA/cma: Make sure that PSN is not over max allowed
sctp: only update outstanding_bytes for transmitted queue when doing prsctp_prune
scripts/kernel-doc: Don't fail with status != 0 if error encountered with -none
ipvlan: Add the skb->mark as flow4's member to lookup route
m68k: add missing SOFTIRQENTRY_TEXT linker section
powerpc/perf: Fix oops when grouping different pmu events
s390/dasd: prevent prefix I/O error
ARM: dts: Fix elm interrupt compiler warning
gianfar: fix a flooded alignment reports because of padding issue.
net_sched: red: Avoid devision by zero
net_sched: red: Avoid illegal values
btrfs: Fix possible off-by-one in btrfs_search_path_in_tree
brcmfmac: Avoid build error with make W=1
net: ethernet: arc: fix error handling in emac_rockchip_probe
509: fix printing uninitialized stack memory when OID is empty
gianfar: Disable EEE autoneg by default
dmaengine: ioat: Fix error handling path
dmaengine: at_hdmac: fix potential NULL pointer dereference in atc_prep_dma_interleaved
clk: fix a panic error caused by accessing NULL pointer
ASoC: rockchip: disable clock on error
spi: sun4i: disable clocks in the remove function
xfrm: Fix stack-out-of-bounds with misconfigured transport mode policies.
drm/armada: fix leak of crtc structure
dmaengine: jz4740: disable/unprepare clk if probe fails
usb: dwc3: gadget: Wait longer for controller to end command processing
usb: dwc3: of-simple: fix missing clk_disable_unprepare
mm/early_ioremap: Fix boot hang with earlyprintk=efi,keep
x86/mm/kmmio: Fix mmiotrace for page unaligned addresses
platform/x86: dell-laptop: Fix keyboard max lighting for Dell Latitude E6410
xen: XEN_ACPI_PROCESSOR is Dom0-only
hippi: Fix a Fix a possible sleep-in-atomic bug in rr_close
powerpc/64s: Fix conversion of slb_miss_common to use RFI_TO_USER/KERNEL
powerpc/64s: Simple RFI macro conversions
powerpc/64s: Improve RFI L1-D cache flush fallback
crypto: talitos - fix Kernel Oops on hashing an empty file
drm/i915: fix intel_backlight_device_register declaration
shmem: avoid maybe-uninitialized warning
clk: sunxi-ng: fix build error without CONFIG_RESET_CONTROLLER
vmxnet3: prevent building with 64K pages
perf/x86: Shut up false-positive -Wmaybe-uninitialized warning
PCI: vmd: Fix suspend handlers defined-but-not-used warning
gpio: intel-mid: Fix build warning when !CONFIG_PM
platform/x86: intel_mid_thermal: Fix suspend handlers unused warning
usb: musb: fix compilation warning on unused function
PCI: Change pci_host_common_probe() visibility
perf: xgene: Include module.h
video: fbdev: via: remove possibly unused variables
scsi: advansys: fix build warning for PCI=n
x86/ras/inject: Make it depend on X86_LOCAL_APIC=y
gpio: xgene: mark PM functions as __maybe_unused
arm64: define BUG() instruction without CONFIG_BUG
x86/fpu/math-emu: Fix possible uninitialized variable use
tools build: Add tools tree support for 'make -s'
x86/build: Silence the build with "make -s"
thermal: fix INTEL_SOC_DTS_IOSF_CORE dependencies
x86: add MULTIUSER dependency for KVM
dmaengine: zx: fix build warning
x86/platform: Add PCI dependency for PUNIT_ATOM_DEBUG
x86/vm86: Fix unused variable warning if THP is disabled
scsi: advansys: fix uninitialized data access
arm64: Kconfig: select COMPAT_BINFMT_ELF only when BINFMT_ELF is set
ALSA: hda/ca0132 - fix possible NULL pointer use
reiserfs: avoid a -Wmaybe-uninitialized warning
cw1200: fix bogus maybe-uninitialized warning
security/keys: BIG_KEY requires CONFIG_CRYPTO
drm: exynos: mark pm functions as __maybe_unused
rbd: silence bogus -Wmaybe-uninitialized warning
drm/nouveau: hide gcc-4.9 -Wmaybe-uninitialized
Input: tca8418_keypad - hide gcc-4.9 -Wmaybe-uninitialized warning
KVM: add X86_LOCAL_APIC dependency
shmem: fix compilation warnings on unused functions
tc358743: fix register i2c_rd/wr functions
go7007: add MEDIA_CAMERA_SUPPORT dependency
em28xx: only use mt9v011 if camera support is enabled
tw5864: use dev_warn instead of WARN to shut up warning
ISDN: eicon: reduce stack size of sig_ind function
clk: meson: gxbb: fix build error without RESET_CONTROLLER
kasan: rework Kconfig settings
drm/i915: hide unused intel_panel_set_backlight function
arm64: sunxi: always enable reset controller
binfmt_elf: compat: avoid unused function warning
spi: bcm-qspi: shut up warning about cfi header inclusion
idle: i7300: add PCI dependency
arm64: fix warning about swapper_pg_dir overflow
usb: phy: msm add regulator dependency
x86/microcode/AMD: Change load_microcode_amd()'s param to bool to fix preemptibility bug
KVM: async_pf: Fix #DF due to inject "Page not Present" and "Page Ready" exceptions simultaneously
KVM: VMX: clean up declaration of VPID/EPT invalidation types
KVM: nVMX: invvpid handling improvements
crypto: s5p-sss - Fix kernel Oops in AES-ECB mode
Linux 4.9.84
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
commit e7c52b84fb18f08ce49b6067ae6285aca79084a8 upstream.
We get a lot of very large stack frames using gcc-7.0.1 with the default
-fsanitize-address-use-after-scope --param asan-stack=1 options, which can
easily cause an overflow of the kernel stack, e.g.
drivers/gpu/drm/i915/gvt/handlers.c:2434:1: warning: the frame size of 46176 bytes is larger than 3072 bytes
drivers/net/wireless/ralink/rt2x00/rt2800lib.c:5650:1: warning: the frame size of 23632 bytes is larger than 3072 bytes
lib/atomic64_test.c:250:1: warning: the frame size of 11200 bytes is larger than 3072 bytes
drivers/gpu/drm/i915/gvt/handlers.c:2621:1: warning: the frame size of 9208 bytes is larger than 3072 bytes
drivers/media/dvb-frontends/stv090x.c:3431:1: warning: the frame size of 6816 bytes is larger than 3072 bytes
fs/fscache/stats.c:287:1: warning: the frame size of 6536 bytes is larger than 3072 bytes
To reduce this risk, -fsanitize-address-use-after-scope is now split out
into a separate CONFIG_KASAN_EXTRA Kconfig option, leading to stack
frames that are smaller than 2 kilobytes most of the time on x86_64. An
earlier version of this patch also prevented combining KASAN_EXTRA with
KASAN_INLINE, but that is no longer necessary with gcc-7.0.1.
All patches to get the frame size below 2048 bytes with CONFIG_KASAN=y
and CONFIG_KASAN_EXTRA=n have been merged by maintainers now, so we can
bring back that default now. KASAN_EXTRA=y still causes lots of
warnings but now defaults to !COMPILE_TEST to disable it in
allmodconfig, and it remains disabled in all other defconfigs since it
is a new option. I arbitrarily raise the warning limit for KASAN_EXTRA
to 3072 to reduce the noise, but an allmodconfig kernel still has around
50 warnings on gcc-7.
I experimented a bit more with smaller stack frames and have another
follow-up series that reduces the warning limit for 64-bit architectures
to 1280 bytes (without CONFIG_KASAN).
With earlier versions of this patch series, I also had patches to address
the warnings we get with KASAN and/or KASAN_EXTRA, using a
"noinline_if_stackbloat" annotation.
That annotation now got replaced with a gcc-8 bugfix (see
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81715) and a workaround for
older compilers, which means that KASAN_EXTRA is now just as bad as
before and will lead to an instant stack overflow in a few extreme
cases.
This reverts parts of commit 3f181b4d86 ("lib/Kconfig.debug: disable
-Wframe-larger-than warnings with KASAN=y"). Two patches in linux-next
should be merged first to avoid introducing warnings in an allmodconfig
build:
3cd890dbe2a4 ("media: dvb-frontends: fix i2c access helpers for KASAN")
16c3ada89cff ("media: r820t: fix r820t_write_reg for KASAN")
Do we really need to backport this?
I think we do: without this patch, enabling KASAN will lead to
unavoidable kernel stack overflow in certain device drivers when built
with gcc-7 or higher on linux-4.10+ or any version that contains a
backport of commit c5caf21ab0cf8. Most people are probably still on
older compilers, but it will get worse over time as they upgrade their
distros.
The warnings we get on kernels older than this should all be for code
that uses dangerously large stack frames, though most of them do not
cause an actual stack overflow by themselves.The asan-stack option was
added in linux-4.0, and commit 3f181b4d86 ("lib/Kconfig.debug:
disable -Wframe-larger-than warnings with KASAN=y") effectively turned
off the warning for allmodconfig kernels, so I would like to see this
fix backported to any kernels later than 4.0.
I have done dozens of fixes for individual functions with stack frames
larger than 2048 bytes with asan-stack, and I plan to make sure that
all those fixes make it into the stable kernels as well (most are
already there).
Part of the complication here is that asan-stack (from 4.0) was
originally assumed to always require much larger stacks, but that
turned out to be a combination of multiple gcc bugs that we have now
worked around and fixed, but sanitize-address-use-after-scope (from
v4.10) has a much higher inherent stack usage and also suffers from at
least three other problems that we have analyzed but not yet fixed
upstream, each of them makes the stack usage more severe than it should
be.
Link: http://lkml.kernel.org/r/20171221134744.2295529-1-arnd@arndb.de
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Andrey Konovalov <andreyknvl@google.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
[arnd: rebase to v4.9; only re-enable warning]
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Arnd Bergmannauthored and Greg Kroah-Hartmancommited 2018-02-25 11:05:55 +01:00
* 4.9/tmp-85e1c01:
Linux 4.9.48
epoll: fix race between ep_poll_callback(POLLFREE) and ep_free()/ep_remove()
kvm: arm/arm64: Force reading uncached stage2 PGD
drm/ttm: Fix accounting error when fail to get pages for pool
xfrm: policy: check policy direction value
lib/mpi: kunmap after finishing accessing buffer
wl1251: add a missing spin_lock_init()
CIFS: remove endian related sparse warning
CIFS: Fix maximum SMB2 header size
alpha: uapi: Add support for __SANE_USERSPACE_TYPES__
cpuset: Fix incorrect memory_pressure control file mapping
cpumask: fix spurious cpumask_of_node() on non-NUMA multi-node configs
ceph: fix readpage from fscache
mm, madvise: ensure poisoned pages are removed from per-cpu lists
mm, uprobes: fix multiple free of ->uprobes_state.xol_area
crypto: algif_skcipher - only call put_page on referenced and used pages
i2c: ismt: Return EMSGSIZE for block reads with bogus length
i2c: ismt: Don't duplicate the receive length for block reads
irqchip: mips-gic: SYNC after enabling GIC region
ANDROID: fiq_debugger: Fix minor bug in code
ANDROID: configs: remove requirement for CONFIG_SYNC
FROMLIST: binder: fix an ret value override
FROMLIST: binder: fix memory corruption in binder_transaction binder
Linux 4.9.47
lz4: fix bogus gcc warning
scsi: sg: reset 'res_in_use' after unlinking reserved array
scsi: sg: protect accesses to 'reserved' page array
locking/spinlock/debug: Remove spinlock lockup detection code
arm64: fpsimd: Prevent registers leaking across exec
x86/io: Add "memory" clobber to insb/insw/insl/outsb/outsw/outsl
arm64: mm: abort uaccess retries upon fatal signal
kvm: arm/arm64: Fix race in resetting stage2 PGD
gcov: support GCC 7.1
staging: wilc1000: simplify vif[i]->ndev accesses
scsi: isci: avoid array subscript warning
p54: memset(0) whole array
FROMLIST: android: binder: Add page usage in binder stats
FROMLIST: android: binder: Add shrinker tracepoints
FROMLIST: android: binder: Add global lru shrinker to binder
FROMLIST: android: binder: Move buffer out of area shared with user space
FROMLIST: android: binder: Add allocator selftest
FROMLIST: android: binder: Refactor prev and next buffer into a helper function
android: android-base.config: enable IP6_NF_MATCH_RPFILTER
Linux 4.9.46
powerpc/mm: Ensure cpumask update is ordered
ACPI: EC: Fix regression related to wrong ECDT initialization order
ACPI / APEI: Add missing synchronize_rcu() on NOTIFY_SCI removal
ACPI: ioapic: Clear on-stack resource before using it
ntb: transport shouldn't disable link due to bogus values in SPADs
ntb: ntb_test: ensure the link is up before trying to configure the mws
ntb: no sleep in ntb_async_tx_submit
NTB: ntb_test: fix bug printing ntb_perf results
ntb_transport: fix bug calculating num_qps_mw
ntb_transport: fix qp count bug
Clarify (and fix) MAX_LFS_FILESIZE macros
staging: rtl8188eu: add RNX-N150NUB support
iio: hid-sensor-trigger: Fix the race with user space powering up sensors
iio: imu: adis16480: Fix acceleration scale factor for adis16480
ANDROID: binder: fix proc->tsk check.
binder: Use wake up hint for synchronous transactions.
binder: use group leader instead of open thread
Revert "android: binder: Sanity check at binder ioctl"
Bluetooth: bnep: fix possible might sleep error in bnep_session
Bluetooth: cmtp: fix possible might sleep error in cmtp_session
Bluetooth: hidp: fix possible might sleep error in hidp_session_thread
netfilter: nat: fix src map lookup
Revert "leds: handle suspend/resume in heartbeat trigger"
net: sunrpc: svcsock: fix NULL-pointer exception
x86/mm: Fix use-after-free of ldt_struct
timers: Fix excessive granularity of new timers after a nohz idle
perf/x86/intel/rapl: Make package handling more robust
perf probe: Fix --funcs to show correct symbols for offline module
perf/core: Fix group {cpu,task} validation
ftrace: Check for null ret_stack on profile function graph entry function
nfsd: Limit end of page list when decoding NFSv4 WRITE
cifs: return ENAMETOOLONG for overlong names in cifs_open()/cifs_lookup()
cifs: Fix df output for users with quota limits
kbuild: linker script do not match C names unless LD_DEAD_CODE_DATA_ELIMINATION is configured
tracing: Fix freeing of filter in create_filter() when set_str is false
tracing: Fix kmemleak in tracing_map_array_free()
tracing: Call clear_boot_tracer() at lateinit_sync
drm: rcar-du: Fix H/V sync signal polarity configuration
drm: rcar-du: Fix display timing controller parameter
drm: rcar-du: Fix crash in encoder failure error path
drm/atomic: If the atomic check fails, return its value first
drm: Release driver tracking before making the object available again
mm/memblock.c: reversed logic in memblock_discard()
fork: fix incorrect fput of ->exe_file causing use-after-free
mm/madvise.c: fix freeing of locked page with MADV_FREE
i2c: designware: Fix system suspend
mm, shmem: fix handling /sys/kernel/mm/transparent_hugepage/shmem_enabled
ARCv2: PAE40: Explicitly set MSB counterpart of SLC region ops addresses
ALSA: firewire: fix NULL pointer dereference when releasing uninitialized data of iso-resource
ALSA: hda - Add stereo mic quirk for Lenovo G50-70 (17aa:3978)
ALSA: core: Fix unexpected error at replacing user TLV
ALSA: usb-audio: Add delay quirk for H650e/Jabra 550a USB headsets
KVM: x86: block guest protection keys unless the host has them enabled
KVM: s390: sthyi: fix specification exception detection
KVM: s390: sthyi: fix sthyi inline assembly
Input: ALPS - fix two-finger scroll breakage in right side on ALPS touchpad
Input: elan_i2c - add ELAN0602 ACPI ID to support Lenovo Yoga310
Input: trackpoint - add new trackpoint firmware ID
bpf/verifier: fix min/max handling in BPF_SUB
bpf: fix mixed signed/unsigned derived min/max value bounds
bpf, verifier: fix alu ops against map_value{, _adj} register types
bpf: adjust verifier heuristics
bpf, verifier: add additional patterns to evaluate_reg_imm_alu
net_sched: fix order of queue length updates in qdisc_replace()
net: sched: fix NULL pointer dereference when action calls some targets
irda: do not leak initialized list.dev to userspace
net/mlx4_core: Enable 4K UAR if SRIOV module parameter is not enabled
tcp: when rearming RTO, if RTO time is in past then fire RTO ASAP
ipv6: repair fib6 tree in failure case
ipv6: reset fn->rr_ptr when replacing route
tipc: fix use-after-free
sctp: fully initialize the IPv6 address in sctp_v6_to_addr()
nfp: fix infinite loop on umapping cleanup
ipv4: better IP_MAX_MTU enforcement
ptr_ring: use kmalloc_array()
openvswitch: fix skb_panic due to the incorrect actions attrlen
bpf: fix bpf_trace_printk on 32 bit archs
net_sched: remove warning from qdisc_hash_add
net_sched/sfq: update hierarchical backlog when drop packet
ipv4: fix NULL dereference in free_fib_info_rcu()
dccp: defer ccid_hc_tx_delete() at dismantle time
dccp: purge write queue in dccp_destroy_sock()
af_key: do not use GFP_KERNEL in atomic contexts
sparc64: remove unnecessary log message
ANDROID: NFC: st21nfca: Fix memory OOB and leak issues in connectivity events handler
Linux 4.9.45
usb: qmi_wwan: add D-Link DWM-222 device ID
usb: optimize acpi companion search for usb port devices
pids: make task_tgid_nr_ns() safe
Sanitize 'move_pages()' permission checks
genirq/ipi: Fixup checks against nr_cpu_ids
genirq: Restore trigger settings in irq_modify_status()
irqchip/atmel-aic: Fix unbalanced refcount in aic_common_rtc_irq_fixup()
irqchip/atmel-aic: Fix unbalanced of_node_put() in aic_common_irq_fixup()
x86/asm/64: Clear AC on NMI entries
xen-blkfront: use a right index when checking requests
powerpc: Fix VSX enabling/flushing to also test MSR_FP and MSR_VEC
blk-mq-pci: add a fallback when pci_irq_get_affinity returns NULL
xen: fix bio vec merging
mm: revert x86_64 and arm64 ELF_ET_DYN_BASE base changes
mm/mempolicy: fix use after free when calling get_mempolicy
mm: fix double mmap_sem unlock on MMF_UNSTABLE enforced SIGBUS
mm: discard memblock data later
ALSA: usb-audio: Add mute TLV for playback volumes on C-Media devices
ALSA: usb-audio: Apply sample rate quirk to Sennheiser headset
ALSA: seq: 2nd attempt at fixing race creating a queue
Input: elan_i2c - Add antoher Lenovo ACPI ID for upcoming Lenovo NB
Input: elan_i2c - add ELAN0608 to the ACPI table
crypto: x86/sha1 - Fix reads beyond the number of blocks passed
crypto: ixp4xx - Fix error handling path in 'aead_perform()'
parisc: pci memory bar assignment fails with 64bit kernels on dino/cujo
audit: Fix use after free in audit_remove_watch_rule()
netfilter: nf_ct_ext: fix possible panic after nf_ct_extend_unregister
ANDROID: check dir value of xfrm_userpolicy_id
ANDROID: NFC: Fix possible memory corruption when handling SHDLC I-Frame commands
ANDROID: nfc: fdp: Fix possible buffer overflow in WCS4000 NFC driver
ANDROID: NFC: st21nfca: Fix out of bounds kernel access when handling ATR_REQ
ANDROID: usb: gadget: assign no-op request complete callbacks
ANDROID: usb: gadget: configfs: fix null ptr in android_disconnect
ANDROID: uid_sys_stats: Fix implicit declaration of get_cmdline()
uid_sys_stats: log task io with a debug flag
Linux 4.9.44
MIPS: DEC: Fix an int-handler.S CPU_DADDI_WORKAROUNDS regression
pinctrl: meson-gxbb: Add missing GPIODV_18 pin entry
pinctrl: samsung: Remove bogus irq_[un]mask from resource management
pinctrl: uniphier: fix WARN_ON() of pingroups dump on LD20
pinctrl: uniphier: fix WARN_ON() of pingroups dump on LD11
pinctrl: intel: merrifield: Correct UART pin lists
pinctrl: sunxi: add a missing function of A10/A20 pinctrl driver
pnfs/blocklayout: require 64-bit sector_t
iio: adc: vf610_adc: Fix VALT selection value for REFSEL bits
usb:xhci:Add quirk for Certain failing HP keyboard on reset after resume
usb: quirks: Add no-lpm quirk for Moshi USB to Ethernet Adapter
usb: core: unlink urbs from the tail of the endpoint's urb_list
USB: Check for dropped connection before switching to full speed
usb: renesas_usbhs: Fix UGCTRL2 value for R-Car Gen3
usb: gadget: udc: renesas_usb3: Fix usb_gadget_giveback_request() calling
uas: Add US_FL_IGNORE_RESIDUE for Initio Corporation INIC-3069
staging: comedi: comedi_fops: do not call blocking ops when !TASK_RUNNING
iio: light: tsl2563: use correct event code
iio: accel: bmc150: Always restore device to normal mode after suspend-resume
staging:iio:resolver:ad2s1210 fix negative IIO_ANGL_VEL read
USB: hcd: Mark secondary HCD as dead if the primary one died
usb: musb: fix tx fifo flush handling again
USB: serial: pl2303: add new ATEN device id
USB: serial: cp210x: add support for Qivicon USB ZigBee dongle
USB: serial: option: add D-Link DWM-222 device ID
drm/i915: Fix out-of-bounds array access in bdw_load_gamma_lut
drm/etnaviv: Fix off-by-one error in reloc checking
nfs/flexfiles: fix leak of nfs4_ff_ds_version arrays
mmc: mmc: correct the logic for setting HS400ES signal voltage
nand: fix wrong default oob layout for small pages using soft ecc
fuse: initialize the flock flag in fuse_file on allocation
target: Fix node_acl demo-mode + uncached dynamic shutdown regression
iscsi-target: Fix iscsi_np reset hung task during parallel delete
iscsi-target: fix memory leak in iscsit_setup_text_cmd()
mtd: nand: Fix timing setup for NANDs that do not support SET FEATURES
xtensa: don't limit csum_partial export by CONFIG_NET
xtensa: mm/cache: add missing EXPORT_SYMBOLs
xtensa: fix cache aliasing handling code for WT cache
futex: Remove unnecessary warning from get_futex_key
mm: fix list corruptions on shmem shrinklist
mm: ratelimit PFNs busy info message
ANDROID: Use sk_uid to replace uid get from socket file
Linux 4.9.43
Revert "ARM: dts: sun8i: Support DTB build for NanoPi M1"
KVM: arm/arm64: Handle hva aging while destroying the vm
sparc64: Prevent perf from running during super critical sections
udp: consistently apply ufo or fragmentation
revert "ipv4: Should use consistent conditional judgement for ip fragment in __ip_append_data and ip_finish_output"
revert "net: account for current skb length when deciding about UFO"
packet: fix tp_reserve race in packet_set_ring
igmp: Fix regression caused by igmp sysctl namespace code.
net: avoid skb_warn_bad_offload false positives on UFO
tcp: fastopen: tcp_connect() must refresh the route
net: sched: set xt_tgchk_param par.nft_compat as 0 in ipt_init_target
net/mlx4_en: don't set CHECKSUM_COMPLETE on SCTP packets
bpf, s390: fix jit branch offset related to ldimm64
net: fix keepalive code vs TCP_FASTOPEN_CONNECT
tcp: avoid setting cwnd to invalid ssthresh after cwnd reduction states
ppp: fix xmit recursion detection on ppp channels
ppp: Fix false xmit recursion detect with two ppp devices
Linux 4.9.42
workqueue: implicit ordered attribute should be overridable
net: phy: Fix PHY unbind crash
net: account for current skb length when deciding about UFO
ipv4: Should use consistent conditional judgement for ip fragment in __ip_append_data and ip_finish_output
net/mlx5: E-Switch, Re-enable RoCE on mode change only after FDB destroy
mm: don't dereference struct page fields of invalid pages
signal: protect SIGNAL_UNKILLABLE from unintentional clearing.
lib/Kconfig.debug: fix frv build failure
mm, slab: make sure that KMALLOC_MAX_SIZE will fit into MAX_ORDER
ARM: 8632/1: ftrace: fix syscall name matching
virtio_blk: fix panic in initialization error path
nbd: blk_mq_init_queue returns an error code on failure, not NULL
iw_cxgb4: do not send RX_DATA_ACK CPLs after close/abort
ARM: dts: sunxi: Change node name for pwrseq pin on Olinuxino-lime2-emmc
ARM: dts: sun8i: Support DTB build for NanoPi M1
drm/virtio: fix framebuffer sparse warning
scsi: qla2xxx: Get mutex lock before checking optrom_state
clk/samsung: exynos542x: mark some clocks as critical
ipv4: make tcp_notsent_lowat sysctl knob behave as true unsigned int
phy state machine: failsafe leave invalid RUNNING state
netfilter: use fwmark_reflect in nf_send_reset
ASoC: rt5645: set sel_i2s_pre_div1 to 2
spi: spi-axi: Free resources on error path
x86/boot: Add missing declaration of string functions
tg3: Fix race condition in tg3_get_stats64().
net: phy: dp83867: fix irq generation
sh_eth: R8A7740 supports packet shecksumming
sh_eth: fix EESIPR values for SH77{34|63}
wext: handle NULL extra data in iwe_stream_add_point better
sparc64: Fix exception handling in UltraSPARC-III memcpy.
sparc64: Measure receiver forward progress to avoid send mondo timeout
xen-netback: correctly schedule rate-limited queues
net: phy: Correctly process PHY_HALTED in phy_stop_machine()
net/mlx5e: Schedule overflow check work to mlx5e workqueue
net/mlx5e: Fix wrong delay calculation for overflow check scheduling
net/mlx5e: Fix outer_header_zero() check size
net/mlx5: Fix command bad flow on command entry allocation failure
net/mlx5: Consider tx_enabled in all modes on remap
sctp: fix the check for _sctp_walk_params and _sctp_walk_errors
sctp: don't dereference ptr before leaving _sctp_walk_{params, errors}()
dccp: fix a memleak for dccp_feat_init err process
dccp: fix a memleak that dccp_ipv4 doesn't put reqsk properly
dccp: fix a memleak that dccp_ipv6 doesn't put reqsk properly
net: ethernet: nb8800: Handle all 4 RGMII modes identically
ipv6: Don't increase IPSTATS_MIB_FRAGFAILS twice in ip6_fragment()
packet: fix use-after-free in prb_retire_rx_blk_timer_expired()
openvswitch: fix potential out of bound access in parse_ct
mcs7780: Fix initialization when CONFIG_VMAP_STACK is enabled
rtnetlink: allocate more memory for dev_set_mac_address()
ipv4: initialize fib_trie prior to register_netdev_notifier call.
net: dsa: b53: Add missing ARL entries for BCM53125
ipv6: avoid overflow of offset in ip6_find_1stfragopt
net: Zero terminate ifr_name in dev_ifname().
ipv4: ipv6: initialize treq->txhash in cookie_v[46]_check()
tcp_bbr: init pacing rate on first RTT sample
tcp_bbr: remove sk_pacing_rate=0 transient during init
tcp_bbr: introduce bbr_init_pacing_rate_from_rtt() helper
tcp_bbr: introduce bbr_bw_to_pacing_rate() helper
tcp_bbr: cut pacing rate only if filled pipe
saa7164: fix double fetch PCIe access condition
Btrfs: fix early ENOSPC due to delalloc
f2fs: sanity check checkpoint segno and blkoff
media: lirc: LIRC_GET_REC_RESOLUTION should return microseconds
mmc: core: Use device_property_read instead of of_property_read
mmc: dw_mmc: Use device_property_read instead of of_property_read
iscsi-target: Fix initial login PDU asynchronous socket close OOPs
media: platform: davinci: return -EINVAL for VPFE_CMD_S_CCDC_RAW_PARAMS ioctl
ARM: dts: tango4: Request RGMII RX and TX clock delays
ARM: dts: armada-38x: Fix irq type for pca955
ext4: fix overflow caused by missing cast in ext4_resize_fs()
ext4: fix SEEK_HOLE/SEEK_DATA for blocksize < pagesize
gpiolib: skip unwanted events, don't convert them to opposite edge
iommu/amd: Enable ga_log_intr when enabling guest_mode
powerpc/64: Fix __check_irq_replay missing decrementer interrupt
powerpc/tm: Fix saving of TM SPRs in core dump
timers: Fix overflow in get_next_timer_interrupt
mm/page_alloc: Remove kernel address exposure in free_reserved_area()
KVM: async_pf: make rcu irq exit if not triggered from idle task
ASoC: do not close shared backend dailink
drm/amdgpu: Fix undue fallthroughs in golden registers initialization
ALSA: hda - Fix speaker output from VAIO VPCL14M1R
cpuset: fix a deadlock due to incomplete patching of cpusets_enabled()
mm, mprotect: flush TLB if potentially racing with a parallel reclaim leaving stale TLB entries
mmc: core: Fix access to HS400-ES devices
device property: Make dev_fwnode() public
mmc: sdhci-of-at91: force card detect value for non removable devices
NFSv4: Fix EXCHANGE_ID corrupt verifier issue
brcmfmac: fix memleak due to calling brcmf_sdiod_sgtable_alloc() twice
iwlwifi: dvm: prevent an out of bounds access
workqueue: restore WQ_UNBOUND/max_active==1 to be ordered
libata: array underflow in ata_find_dev()
cgroup: fix error return value from cgroup_subtree_control()
cgroup: create dfl_root files on subsys registration
parisc: Handle vma's whose context is not current in flush_cache_range
ANDROID: binder: don't queue async transactions to thread.
ANDROID: binder: don't enqueue death notifications to thread todo.
ANDROID: binder: call poll_wait() unconditionally.
ANDROID: keychord: Fix for a memory leak in keychord.
ANDROID: keychord: Fix races in keychord_write.
android: configs: move quota-related configs to recommended
ANDROID: sdcardfs: override credential for ioctl to lower fs
ANDROID: xt_qtaguid: handle properly request sockets
Conflicts:
drivers/staging/android/fiq_debugger/fiq_debugger.c
include/linux/sched.h
kernel/locking/spinlock_debug.c
sound/soc/soc-pcm.c
Change-Id: I163a8c98f1737eeb01b9c8a0636a91d552ef349f
Signed-off-by: Kyle Yan <kyan@codeaurora.org>
This patch adds back the hardlockup detection without NMIs from
<aaf78ec6c898b72>("ANDROID: hardlockup: detect hard lockups without NMIs
using secondary cpus") which was reverted after the hard lockup detection
logic was moved to a separate file in <b969a240448bfd8>("kernel/watchdog.c:
move hardlockup detector to separate file").
Change-Id: If6a24b379d29fa582344fe57d26df4bd2b8cc89f
Signed-off-by: Kyle Yan <kyan@codeaurora.org>
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Merge 4.9.42 into android-4.9
Changes in 4.9.42
parisc: Handle vma's whose context is not current in flush_cache_range
cgroup: create dfl_root files on subsys registration
cgroup: fix error return value from cgroup_subtree_control()
libata: array underflow in ata_find_dev()
workqueue: restore WQ_UNBOUND/max_active==1 to be ordered
iwlwifi: dvm: prevent an out of bounds access
brcmfmac: fix memleak due to calling brcmf_sdiod_sgtable_alloc() twice
NFSv4: Fix EXCHANGE_ID corrupt verifier issue
mmc: sdhci-of-at91: force card detect value for non removable devices
device property: Make dev_fwnode() public
mmc: core: Fix access to HS400-ES devices
mm, mprotect: flush TLB if potentially racing with a parallel reclaim leaving stale TLB entries
cpuset: fix a deadlock due to incomplete patching of cpusets_enabled()
ALSA: hda - Fix speaker output from VAIO VPCL14M1R
drm/amdgpu: Fix undue fallthroughs in golden registers initialization
ASoC: do not close shared backend dailink
KVM: async_pf: make rcu irq exit if not triggered from idle task
mm/page_alloc: Remove kernel address exposure in free_reserved_area()
timers: Fix overflow in get_next_timer_interrupt
powerpc/tm: Fix saving of TM SPRs in core dump
powerpc/64: Fix __check_irq_replay missing decrementer interrupt
iommu/amd: Enable ga_log_intr when enabling guest_mode
gpiolib: skip unwanted events, don't convert them to opposite edge
ext4: fix SEEK_HOLE/SEEK_DATA for blocksize < pagesize
ext4: fix overflow caused by missing cast in ext4_resize_fs()
ARM: dts: armada-38x: Fix irq type for pca955
ARM: dts: tango4: Request RGMII RX and TX clock delays
media: platform: davinci: return -EINVAL for VPFE_CMD_S_CCDC_RAW_PARAMS ioctl
iscsi-target: Fix initial login PDU asynchronous socket close OOPs
mmc: dw_mmc: Use device_property_read instead of of_property_read
mmc: core: Use device_property_read instead of of_property_read
media: lirc: LIRC_GET_REC_RESOLUTION should return microseconds
f2fs: sanity check checkpoint segno and blkoff
Btrfs: fix early ENOSPC due to delalloc
saa7164: fix double fetch PCIe access condition
tcp_bbr: cut pacing rate only if filled pipe
tcp_bbr: introduce bbr_bw_to_pacing_rate() helper
tcp_bbr: introduce bbr_init_pacing_rate_from_rtt() helper
tcp_bbr: remove sk_pacing_rate=0 transient during init
tcp_bbr: init pacing rate on first RTT sample
ipv4: ipv6: initialize treq->txhash in cookie_v[46]_check()
net: Zero terminate ifr_name in dev_ifname().
ipv6: avoid overflow of offset in ip6_find_1stfragopt
net: dsa: b53: Add missing ARL entries for BCM53125
ipv4: initialize fib_trie prior to register_netdev_notifier call.
rtnetlink: allocate more memory for dev_set_mac_address()
mcs7780: Fix initialization when CONFIG_VMAP_STACK is enabled
openvswitch: fix potential out of bound access in parse_ct
packet: fix use-after-free in prb_retire_rx_blk_timer_expired()
ipv6: Don't increase IPSTATS_MIB_FRAGFAILS twice in ip6_fragment()
net: ethernet: nb8800: Handle all 4 RGMII modes identically
dccp: fix a memleak that dccp_ipv6 doesn't put reqsk properly
dccp: fix a memleak that dccp_ipv4 doesn't put reqsk properly
dccp: fix a memleak for dccp_feat_init err process
sctp: don't dereference ptr before leaving _sctp_walk_{params, errors}()
sctp: fix the check for _sctp_walk_params and _sctp_walk_errors
net/mlx5: Consider tx_enabled in all modes on remap
net/mlx5: Fix command bad flow on command entry allocation failure
net/mlx5e: Fix outer_header_zero() check size
net/mlx5e: Fix wrong delay calculation for overflow check scheduling
net/mlx5e: Schedule overflow check work to mlx5e workqueue
net: phy: Correctly process PHY_HALTED in phy_stop_machine()
xen-netback: correctly schedule rate-limited queues
sparc64: Measure receiver forward progress to avoid send mondo timeout
sparc64: Fix exception handling in UltraSPARC-III memcpy.
wext: handle NULL extra data in iwe_stream_add_point better
sh_eth: fix EESIPR values for SH77{34|63}
sh_eth: R8A7740 supports packet shecksumming
net: phy: dp83867: fix irq generation
tg3: Fix race condition in tg3_get_stats64().
x86/boot: Add missing declaration of string functions
spi: spi-axi: Free resources on error path
ASoC: rt5645: set sel_i2s_pre_div1 to 2
netfilter: use fwmark_reflect in nf_send_reset
phy state machine: failsafe leave invalid RUNNING state
ipv4: make tcp_notsent_lowat sysctl knob behave as true unsigned int
clk/samsung: exynos542x: mark some clocks as critical
scsi: qla2xxx: Get mutex lock before checking optrom_state
drm/virtio: fix framebuffer sparse warning
ARM: dts: sun8i: Support DTB build for NanoPi M1
ARM: dts: sunxi: Change node name for pwrseq pin on Olinuxino-lime2-emmc
iw_cxgb4: do not send RX_DATA_ACK CPLs after close/abort
nbd: blk_mq_init_queue returns an error code on failure, not NULL
virtio_blk: fix panic in initialization error path
ARM: 8632/1: ftrace: fix syscall name matching
mm, slab: make sure that KMALLOC_MAX_SIZE will fit into MAX_ORDER
lib/Kconfig.debug: fix frv build failure
signal: protect SIGNAL_UNKILLABLE from unintentional clearing.
mm: don't dereference struct page fields of invalid pages
net/mlx5: E-Switch, Re-enable RoCE on mode change only after FDB destroy
ipv4: Should use consistent conditional judgement for ip fragment in __ip_append_data and ip_finish_output
net: account for current skb length when deciding about UFO
net: phy: Fix PHY unbind crash
workqueue: implicit ordered attribute should be overridable
Linux 4.9.42
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
[ Upstream commit da0510c47519fe0999cffe316e1d370e29f952be ]
The build of frv allmodconfig was failing with the errors like:
/tmp/cc0JSPc3.s: Assembler messages:
/tmp/cc0JSPc3.s:1839: Error: symbol `.LSLT0' is already defined
/tmp/cc0JSPc3.s:1842: Error: symbol `.LASLTP0' is already defined
/tmp/cc0JSPc3.s:1969: Error: symbol `.LELTP0' is already defined
/tmp/cc0JSPc3.s:1970: Error: symbol `.LELT0' is already defined
Commit 866ced950b ("kbuild: Support split debug info v4") introduced
splitting the debug info and keeping that in a separate file. Somehow,
the frv-linux gcc did not like that and I am guessing that instead of
splitting it started copying. The first report about this is at:
https://lists.01.org/pipermail/kbuild-all/2015-July/010527.html.
I will try and see if this can work with frv and if still fails I will
open a bug report with gcc. But meanwhile this is the easiest option to
solve build failure of frv.
Fixes: 866ced950b ("kbuild: Support split debug info v4")
Link: http://lkml.kernel.org/r/1482062348-5352-1-git-send-email-sudipm.mukherjee@gmail.com
Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Sudip Mukherjeeauthored and Greg Kroah-Hartmancommited 2017-08-11 08:49:36 -07:00
* 4.9/tmp-75d78c7:
Linux 4.9.35
brcmfmac: fix uninitialized warning in brcmf_usb_probe_phase2()
jump label: fix passing kbuild_cflags when checking for asm goto support
net: phy: fix marvell phy status reading
spi: double time out tolerance
dmaengine: bcm2835: Fix cyclic DMA period splitting
net: phy: Initialize mdio clock at probe function
rt2x00: avoid introducing a USB dependency in the rt2x00lib module
usb: gadget: f_fs: avoid out of bounds access on comp_desc
mtd: spi-nor: fix spansion quad enable
of: Add check to of_scan_flat_dt() before accessing initial_boot_params
rxrpc: Fix several cases where a padded len isn't checked in ticket decode
drm/amdgpu: adjust default display clock
drm/amdgpu/atom: fix ps allocation size for EnableDispPowerGating
drm/radeon: add a quirk for Toshiba Satellite L20-183
drm/radeon: add a PX quirk for another K53TK variant
iscsi-target: Reject immediate data underflow larger than SCSI transfer length
iscsi-target: Fix delayed logout processing greater than SECONDS_FOR_LOGOUT_COMP
target: Fix kref->refcount underflow in transport_cmd_finish_abort
arm64/vdso: Fix nsec handling for CLOCK_MONOTONIC_RAW
time: Fix CLOCK_MONOTONIC_RAW sub-nanosecond accounting
time: Fix clock->read(clock) race around clocksource changes
brcmfmac: unbind all devices upon failure in firmware callback
brcmfmac: use firmware callback upon failure to load
brcmfmac: add parameter to pass error code in firmware callback
Input: i8042 - add Fujitsu Lifebook AH544 to notimeout list
powerpc/64s: Handle data breakpoints in Radix mode
powerpc/kprobes: Pause function_graph tracing during jprobes handling
signal: Only reschedule timers on signals timers have sent
HID: Add quirk for Dell PIXART OEM mouse
cxgb4: notify uP to route ctrlq compl to rdma rspq
CIFS: Improve readdir verbosity
KVM: PPC: Book3S HV: Context-switch EBB registers properly
KVM: PPC: Book3S HV: Preserve userspace HTM state properly
KVM: s390: gaccess: fix real-space designation asce handling for gmap shadows
perf/x86/intel: Add 1G DTLB load/store miss support for SKL
lib/cmdline.c: fix get_options() overflow while parsing ranges
autofs: sanity check status reported with AUTOFS_DEV_IOCTL_FAIL
powerpc/perf: Fix oops when kthread execs user process
fs/exec.c: account for argv/envp pointers
ALSA: pcm: Don't treat NULL chmap as a fatal error
ALSA: firewire-lib: Fix stall of process context at packet error
xen-blkback: don't leak stack data via response ring
xen/blkback: fix disconnect while I/Os in flight
clk: sunxi-ng: a31: Correct lcd1-ch1 clock register offset
Revert "ANDROID: hardlockup: detect hard lockups without NMIs using secondary cpus"
Revert "ANDROID: kernel/watchdog: fix unused variable warning"
UPSTREAM: usb: gadget: f_fs: avoid out of bounds access on comp_desc
Linux 4.9.34
mm: fix new crash in unmapped_area_topdown()
Allow stack to grow up to address space limit
mm: larger stack guard gap, between vmas
alarmtimer: Rate limit periodic intervals
crypto: Work around deallocated stack frame reference gcc bug on sparc.
vTPM: Fix missing NULL check
MIPS: .its targets depend on vmlinux
MIPS: Fix bnezc/jialc return address calculation
usb: dwc3: exynos fix axius clock error path to do cleanup
usb: gadget: composite: Fix function used to free memory
alarmtimer: Prevent overflow of relative timers
genirq: Release resources in __setup_irq() error path
sched/core: Idle_task_exit() shouldn't use switch_mm_irqs_off()
iio: imu: inv_mpu6050: add accel lpf setting for chip >= MPU6500
swap: cond_resched in swap_cgroup_prepare()
mm/memory-failure.c: use compound_head() flags for huge pages
USB: gadgetfs, dummy-hcd, net2280: fix locking for callbacks
USB: gadget: fix GPF in gadgetfs
usb: xhci: ASMedia ASM1042A chipset need shorts TX quirk
usb: xhci: Fix USB 3.1 supported protocol parsing
drivers/misc/c2port/c2port-duramar2150.c: checking for NULL instead of IS_ERR()
misc: mic: double free on ioctl error path
ath10k: fix napi crash during rmmod when probe firmware fails
usb: r8a66597-hcd: decrease timeout
usb: r8a66597-hcd: select a different endpoint on timeout
USB: gadget: dummy_hcd: fix hub-descriptor removable fields
pvrusb2: reduce stack usage pvr2_eeprom_analyze()
USB: usbip: fix nonconforming hub descriptor
usb: core: fix potential memory leak in error path during hcd creation
USB: hub: fix SS max number of ports
usb: gadget: udc: renesas_usb3: lock for PN_ registers access
usb: gadget: udc: renesas_usb3: fix deadlock by spinlock
usb: gadget: udc: renesas_usb3: fix pm_runtime functions calling
IB/mlx5: Fix kernel to user leak prevention logic
iio: adc: ti_am335x_adc: allocating too much in probe
iio: proximity: as3935: recalibrate RCO after resume
iio: st_pressure: Fix data sign
staging: iio: tsl2x7x_core: Fix standard deviation calculation
staging: rtl8188eu: prevent an underflow in rtw_check_beacon_data()
mfd: omap-usb-tll: Fix inverted bit use for USB TLL mode
x86/mm/32: Set the '__vmalloc_start_set' flag in initmem_init()
serial: sh-sci: Fix late enablement of AUTORTS
serial: efm32: Fix parity management in 'efm32_uart_console_get_options()'
drm/vc4: Fix OOPSes from trying to cache a partially constructed BO.
drm/mediatek: fix mtk_hdmi_setup_vendor_specific_infoframe mistake
mac80211: don't send SMPS action frame in AP mode when not needed
mac80211: fix dropped counter in multiqueue RX
mac80211: strictly check mesh address extension mode
mac80211: fix IBSS presp allocation size
mac80211: fix packet statistics for fast-RX
mac80211: fix CSA in IBSS mode
usb: musb: dsps: keep VBUS on for host-only mode
drm/i915: Fix GVT-g PVINFO version compatibility check
drm/amdgpu: Fix overflow of watermark calcs at > 4k resolutions.
mac80211/wpa: use constant time memory comparison for MACs
mac80211: don't look at the PM bit of BAR frames
vb2: Fix an off by one error in 'vb2_plane_vaddr'
cpufreq: conservative: Allow down_threshold to take values from 1 to 10
ila_xlat: add missing hash secret initialization
can: gs_usb: fix memory leak in gs_cmd_reset()
configfs: Fix race between create_link and configfs_rmdir
fs: pass on flags in compat_writev
ANDROID: sdcardfs: remove dead function open_flags_to_access_mode()
ANDROID: android-base.cfg: split out arm64-specific configs
Linux 4.9.33
sparc64: make string buffers large enough
drm/i915: Always recompute watermarks when distrust_bios_wm is set, v2.
drm/i915: Workaround VLV/CHV DSI scanline counter hardware fail
s390/kvm: do not rely on the ILC on kvm host protection fauls
xtensa: don't use linux IRQ #0
RDMA/qedr: Return max inline data in QP query result
RDMA/qedr: Don't spam dmesg if QP is in error state
RDMA/qedr: Don't reset QP when queues aren't flushed
RDMA/qedr: Fix and simplify memory leak in PD alloc
RDMA/qedr: Dispatch port active event from qedr_add
netfilter: nft_log: restrict the log prefix length to 127
netfilter: nf_tables: fix set->nelems counting with no NLM_F_EXCL
tipc: fix nametbl_lock soft lockup at node/link events
tipc: add subscription refcount to avoid invalid delete
tipc: fix connection refcount error
tipc: ignore requests when the connection state is not CONNECTED
ARCv2: smp-boot: wake_flag polling by non-Masters needs to be uncached
ARC: smp-boot: Decouple Non masters waiting API from jump to entry point
vhost/vsock: handle vhost_vq_init_access() error
kernel/watchdog: prevent false hardlockup on overloaded system
kernel/watchdog.c: move shared definitions to nmi.h
kernel/watchdog.c: move hardlockup detector to separate file
userfaultfd: fix SIGBUS resulting from false rwsem wakeups
proc: add a schedule point in proc_pid_readdir()
frv: add missing atomic64 operations
frv: add atomic64_add_unless()
romfs: use different way to generate fsid for BLOCK or MTD
mn10300: fix build error of missing fpu_save()
usb: musb: Fix external abort on non-linefetch for musb_irq_work()
sctp: sctp_addr_id2transport should verify the addr before looking up assoc
sctp: sctp gso should set feature with NETIF_F_SG when calling skb_segment
bnxt_en: Fix RTNL lock usage on bnxt_get_port_module_status().
bnxt_en: Fix RTNL lock usage on bnxt_update_link().
bnxt_en: Enhance autoneg support.
bnxt_en: Fix bnxt_reset() in the slow path task.
net-next: ethernet: mediatek: change the compatible string
r8152: avoid start_xmit to schedule napi when napi is disabled
r8152: fix rtl8152_post_reset function
r8152: re-schedule napi for tx
r8152: check rx after napi is enabled
r8152: avoid start_xmit to call napi_schedule during autosuspend
nvmet-rdma: Fix missing dma sync to nvme data structures
nfs: Fix "Don't increment lock sequence ID after NFS4ERR_MOVED"
ravb: unmap descriptors when freeing rings
drm/ast: Fixed system hanged if disable P2A
drm/nouveau: Fix drm poll_helper handling
drm/nouveau: Don't enabling polling twice on runtime resume
drm/nouveau: Handle fbcon suspend/resume in seperate worker
drm/nouveau: Rename acpi_work to hpd_work
drm/nouveau: Intercept ACPI_VIDEO_NOTIFY_PROBE
gtp: add genl family modules alias
net: phy: micrel: add support for KSZ8795
parisc, parport_gsc: Fixes for printk continuation lines
net/mlx5: Return EOPNOTSUPP when failing to get steering name-space
net/mlx5: E-Switch, Err when retrieving steering name-space fails
drm/i915: Check for NULL i915_vma in intel_unpin_fb_obj()
net: adaptec: starfire: add checks for dma mapping errors
pinctrl: berlin-bg4ct: fix the value for "sd1a" of pin SCRD0_CRD_PRES
drm: Don't race connector registration
drm: prevent double-(un)registration for connectors
cec: fix wrong last_la determination
pinctrl: baytrail: Rectify debounce support (part 2)
gianfar: synchronize DMA API usage by free_skb_rx_queue w/ gfar_new_page
net/mlx4_core: Avoid command timeouts during VF driver device shutdown
drm/nouveau/fence/g84-: protect against concurrent access to semaphore buffers
drm/nouveau: prevent userspace from deleting client object
ipv6: fix flow labels when the traffic class is non-0
FS-Cache: Initialise stores_lock in netfs cookie
fscache: Clear outstanding writes when disabling a cookie
fscache: Fix dead object requeue
net: fix ndo_features_check/ndo_fix_features comment ordering
net: phy: Fix PHY module checks and NULL deref in phy_attach_direct()
net: phy: Fix lack of reference count on PHY driver
ethtool: do not vzalloc(0) on registers dump
log2: make order_base_2() behave correctly on const input value zero
kasan: respect /proc/sys/kernel/traceoff_on_warning
shmem: fix sleeping from atomic context
jump label: pass kbuild_cflags when checking for asm goto support
PM / runtime: Avoid false-positive warnings from might_sleep_if()
ARM: defconfigs: make NF_CT_PROTO_SCTP and NF_CT_PROTO_UDPLITE built-in
ipv6: Fix IPv6 packet loss in scenarios involving roaming + snooping switches
vfio/spapr_tce: Set window when adding additional groups to container
ipv6: addrconf: fix generation of new temporary addresses
net: thunderx: Fix PHY autoneg for SGMII QLM mode
kernel/ucount.c: mark user_header with kmemleak_ignore()
powerpc/powernv: Properly set "host-ipi" on IPIs
i2c: piix4: Fix request_region size
i2c: piix4: Request the SMBUS semaphore inside the mutex
sierra_net: Add support for IPv6 and Dual-Stack Link Sense Indications
sierra_net: Skip validating irrelevant fields for IDLE LSIs
net: hns: Fix the device being used for dma mapping during TX
NET: mkiss: Fix panic
ibmvnic: Initialize completion variables before starting work
ibmvnic: Call napi_disable instead of napi_enable in failure path
NET: Fix /proc/net/arp for AX.25
gfs2: Use rhashtable walk interface in glock_hash_walk
tipc: Fix tipc_sk_reinit race conditions
ipv6: Inhibit IPv4-mapped src address on the wire.
ipv6: Handle IPv4-mapped src to in6addr_any dst.
tcp: tcp_probe: use spin_lock_bh()
net: xilinx_emaclite: fix receive buffer overflow
net: xilinx_emaclite: fix freezes due to unordered I/O
ibmvnic: Fix endian error when requesting device capabilities
ibmvnic: Fix endian errors in error reporting output
netfilter: nf_conntrack_sip: fix wrong memory initialisation
partitions/msdos: FreeBSD UFS2 file systems are not recognized
drm/i915: Prevent the system suspend complete optimization
PCI/PM: Add needs_resume flag to avoid suspend complete optimization
usb: gadget: f_fs: Fix possibe deadlock
FROMLIST: Remove the redundant skb->dev initialization in ip6_fragment
FROMLIST: bpf: Remove duplicate tcp_filter hook in ipv6
FROMLIST: ipv6: Initial skb->dev and skb->protocol in ip6_output
FROMLIST: bpf: cgroup skb progs cannot access ld_abs/ind
ANDROID: uid_sys_stats: check previous uid_entry before call find_or_register_uid
Conflicts:
drivers/usb/gadget/function/f_fs.c
kernel/watchdog.c
Change-Id: Ib91e6121cace8bcdc4dd8b1727792dd5bb6f1535
Signed-off-by: Kyle Yan <kyan@codeaurora.org>
This reverts commit aaf78ec6c8.
We need to do this to handle a merge conflict with 4.9.32. It will be
forward ported after the merge is complete.
Cc: Brian Norris <briannorris@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
UFS_FAULT_INJECTION config definition was present on msm-4.4 kernel but
was missed on msm-4.9 while taking snapshot from msm-4.4. Add this config
now so it can be enabled later for debug purposes.
Change-Id: Ia62e30f2f123c0a8c79affb205d1fb956f8f6d57
Signed-off-by: Subhash Jadavani <subhashj@codeaurora.org>
Currently CONFIG_TIMER_STATS exposes process information across namespaces:
kernel/time/timer_list.c print_timer():
SEQ_printf(m, ", %s/%d", tmp, timer->start_pid);
/proc/timer_list:
#11: <0000000000000000>, hrtimer_wakeup, S:01, do_nanosleep, cron/2570
Given that the tracer can give the same information, this patch entirely
removes CONFIG_TIMER_STATS.
Change-Id: I66e06ae2d6e32c309824310d3d9bf54d1047eab1
Suggested-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Kees Cook <keescook@chromium.org>
Acked-by: John Stultz <john.stultz@linaro.org>
Cc: Nicolas Pitre <nicolas.pitre@linaro.org>
Cc: linux-doc@vger.kernel.org
Cc: Lai Jiangshan <jiangshanlai@gmail.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Xing Gao <xgao01@email.wm.edu>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Jessica Frazelle <me@jessfraz.com>
Cc: kernel-hardening@lists.openwall.com
Cc: Nicolas Iooss <nicolas.iooss_linux@m4x.org>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: Petr Mladek <pmladek@suse.com>
Cc: Richard Cochran <richardcochran@gmail.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Michal Marek <mmarek@suse.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Olof Johansson <olof@lixom.net>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-api@vger.kernel.org
Cc: Arjan van de Ven <arjan@linux.intel.com>
Link: http://lkml.kernel.org/r/20170208192659.GA32582@beast
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Git-commit: dfb4357da6ddbdf57d583ba64361c9d792b0e0b1
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
[ohaugan@codeaurora.org: Fixed merge conflicts]
Signed-off-by: Olav Haugan <ohaugan@codeaurora.org>
Kees Cookauthored and Olav Haugancommited 2017-05-11 13:26:42 -07:00
As of now memtest remains disabled until we specify the patterns
through the kernel command line. Some platforms have two
different configurations files (one for debug and another for
product) which can use the configuration option to enable the
memtest by default (in the debug configuration file).
CRs-Fixed: 1007344
Change-Id: I0bf7b33c3584f3d6cf5ef58dfe72be46212041da
Signed-off-by: Trilok Soni <tsoni@codeaurora.org>
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
Trilok Soniauthored and Patrick Dalycommited 2017-03-29 13:02:18 -07:00
Since this commit 48c96a3685 ("mm/page_owner: keep track
of page owners") doesn't enable the page_owner by default
even though CONFIG_PAGE_OWNER is enabled.
Add configuration option CONFIG_PAGE_OWNER_ENABLE_DEFAULT to
allow user to enable it by default through the defconfig file.
CRs-Fixed: 1006743
Change-Id: I9b565a34e2068bf575974eaf3dc9f7820bdd7a96
Signed-off-by: Trilok Soni <tsoni@codeaurora.org>
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
Trilok Soniauthored and Patrick Dalycommited 2017-03-29 13:02:17 -07:00
Data corruptions in the kernel often end up in system crashes that
are easier to debug closer to the time of detection. Specifically,
if we do not panic immediately after lock or list corruptions have been
detected, the problem context is lost in the ensuing system mayhem.
Add support for allowing system crash immediately after such corruptions
are detected. The CONFIG option controls the enabling/disabling of the
feature.
Change-Id: I9b2eb62da506a13007acff63e85e9515145909ff
Signed-off-by: Syed Rameez Mustafa <rameezmustafa@codeaurora.org>
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
Syed Rameez Mustafaauthored and Patrick Dalycommited 2017-03-29 13:02:14 -07:00
Currently we have kmemleak_stack_scan enabled by default.
This can hog the cpu with pre-emption disabled for a long
time starving other tasks.
Make this optional at compile time, since if required
we can always write to sysfs entry and enable this option.
Change-Id: Ie30447861c942337c7ff25ac269b6025a527e8eb
Signed-off-by: Vignesh Radhakrishnan <vigneshr@codeaurora.org>
Signed-off-by: Prasad Sodagudi <psodagud@codeaurora.org>
Signed-off-by: Patrick Daly <pdaly@codeaurora.org>
Vignesh Radhakrishnanauthored and Patrick Dalycommited 2017-03-21 18:42:37 -07:00
Enable panic on RCU stalls if the RCU_PANIC_ON_STALL is enabled. This
helps collecting the cpu context for debugging.
Change-Id: Ibc95799df995bf31053152ab9b3894710fcd9f43
Signed-off-by: Channagoud Kadabi <ckadabi@codeaurora.org>
This may be useful for detecting and debugging RT throttling issues.
Change-Id: I5807a897d11997d76421c1fcaa2918aad988c6c9
Signed-off-by: Matt Wagantall <mattw@codeaurora.org>
[rameezmustafa@codeaurora.org]: Port to msm-3.18]
Signed-off-by: Syed Rameez Mustafa <rameezmustafa@codeaurora.org>
[jstultz: forwardported to 4.4]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Andres Oportus <andresoportus@google.com>
Matt Wagantallauthored and Dmitry Shmidtcommited 2017-01-31 10:47:10 -08:00
Emulate NMIs on systems where they are not available by using timer
interrupts on other cpus. Each cpu will use its softlockup hrtimer
to check that the next cpu is processing hrtimer interrupts by
verifying that a counter is increasing.
This patch is useful on systems where the hardlockup detector is not
available due to a lack of NMIs, for example most ARM SoCs.
Without this patch any cpu stuck with interrupts disabled can
cause a hardware watchdog reset with no debugging information,
but with this patch the kernel can detect the lockup and panic,
which can result in useful debugging info.
Change-Id: Ia5faf50243e19c1755201212e04c8892d929785a
Signed-off-by: Colin Cross <ccross@android.com>
Colin Crossauthored and Dmitry Shmidtcommited 2017-01-27 13:52:24 -08:00
* 4.4/tmp-e5517c2:
Linux 4.9-rc7
fix default_file_splice_read()
tipc: resolve connection flow control compatibility problem
mvpp2: use correct size for memset
net/mlx5: drop duplicate header delay.h
net: ieee802154: drop duplicate header delay.h
ibmvnic: drop duplicate header seq_file.h
fsl/fman: fix a leak in tgec_free()
net: ethtool: don't require CAP_NET_ADMIN for ETHTOOL_GLINKSETTINGS
tipc: improve sanity check for received domain records
tipc: fix compatibility bug in link monitoring
net: ethernet: mvneta: Remove IFF_UNICAST_FLT which is not implemented
Fix subtle CONFIG_MODVERSIONS problems
MAINTAINERS: Add bug tracking system location entry type
Revert "i2c: designware: do not disable adapter after transfer"
dwc_eth_qos: drop duplicate headers
parisc: Also flush data TLB in flush_icache_page_asm
parisc: Fix race in pci-dma.c
parisc: Switch to generic sched_clock implementation
parisc: Fix races in parisc_setup_cache_timing()
mfd: wm8994-core: Don't use managed regulator bulk get API
mfd: wm8994-core: Disable regulators before removing them
MIPS: mm: Fix output of __do_page_fault
mfd: syscon: Support native-endian regmaps
powerpc/mm: Fixup kernel read only mapping
mpi: Fix NULL ptr dereference in mpi_powm() [ver #3]
X.509: Fix double free in x509_cert_parse() [ver #3]
gpu/drm/exynos/exynos_hdmi - Unmap region obtained by of_iomap
net sched filters: fix filter handle ID in tfilter_notify_chain()
net: dsa: bcm_sf2: Ensure we re-negotiate EEE during after link change
bnxt: do not busy-poll when link is down
udplite: call proper backlog handlers
KVM: x86: check for pic and ioapic presence before use
KVM: x86: fix out-of-bounds accesses of rtc_eoi map
KVM: x86: drop error recovery in em_jmp_far and em_ret_far
KVM: x86: fix out-of-bounds access in lapic
init: use pr_cont() when displaying rotator during ramdisk loading.
ipv6: bump genid when the IFA_F_TENTATIVE flag is clear
MIPS: Mask out limit field when calculating wired entry count
i2c: designware: fix rx fifo depth tracking
i2c: designware: report short transfers
drm/mediatek: fix null pointer dereference
drm/mediatek: fixed the calc method of data rate per lane
drm/mediatek: fix a typo of DISP_OD_CFG to OD_RELAYMODE
powerpc/boot: Fix the early OPAL console wrappers
net/mlx4_en: Free netdev resources under state lock
net: revert "net: l2tp: Treat NET_XMIT_CN as success in l2tp_eth_dev_xmit"
rtnetlink: fix the wrong minimal dump size getting from rtnl_calcit()
bnxt_en: Fix a VXLAN vs GENEVE issue
netdevice.h: fix kernel-doc warning
driver: macvlan: Check if need rollback multicast setting in macvlan_open
net: phy: micrel: fix KSZ8041FTL supported value
xc2028: Fix use-after-free bug properly
tile: avoid using clocksource_cyc2ns with absolute cycle count
drm/radeon: fix power state when port pm is unavailable (v2)
drm/amdgpu: fix power state when port pm is unavailable
HID: hid-sensor-hub: clear memory to avoid random data
HID: rmi: make transfer buffers DMA capable
HID: magicmouse: make transfer buffers DMA capable
HID: lg: make transfer buffers DMA capable
HID: cp2112: make transfer buffers DMA capable
can: bcm: fix support for CAN FD frames
Revert "arm: move exports to definitions"
Bluetooth: Fix using the correct source address type
NFSv4.x: hide array-bounds warning
flow_dissect: call init_default_flow_dissectors() earlier
parisc: Fix printk continuations in system detection
drm/arm: hdlcd: fix plane base address update
perf/x86/intel/uncore: Allow only a single PMU/box within an events group
perf/x86/intel: Cure bogus unwind from PEBS entries
perf/x86: Restore TASK_SIZE check on frame pointer
sched/autogroup: Do not use autogroup->tg in zombie threads
sched/autogroup: Fix autogroup_move_group() to never skip sched_move_task()
powerpc: Fix missing CRCs, add more asm-prototypes.h declarations
crypto: scatterwalk - Remove unnecessary aliasing check in map_and_copy
crypto: algif_hash - Fix result clobbering in recvmsg
powerpc: Set missing wakeup bit in LPCR on POWER9
watchdog: wdat_wdt: Select WATCHDOG_CORE
tcp: zero ca_priv area when switching cc algorithms
net: l2tp: Treat NET_XMIT_CN as success in l2tp_eth_dev_xmit
NFSv4.1: Keep a reference on lock states while checking
ethernet: stmmac: make DWMAC_STM32 depend on it's associated SoC
Revert "ACPI: Execute _PTS before system reboot"
thermal/powerclamp: add back module device table
perf/core: Fix address filter parser
mmc: dw_mmc: fix the error handling for dma operation
x86/platform/intel-mid: Rename platform_wdt to platform_mrfld_wdt
x86/build: Build compressed x86 kernels as PIE when !CONFIG_RELOCATABLE as well
x86/platform/intel-mid: Register watchdog device after SCU
x86/fpu: Fix invalid FPU ptrace state after execve()
x86/boot: Fail the boot if !M486 and CPUID is missing
x86/traps: Ignore high word of regs->cs in early_fixup_exception()
apparmor: fix change_hat not finding hat after policy replacement
tipc: eliminate obsolete socket locking policy description
rtnl: fix the loop index update error in rtnl_dump_ifinfo()
l2tp: fix racy SOCK_ZAPPED flag check in l2tp_ip{,6}_bind()
iommu/vt-d: Fix PASID table allocation
sparc: drop duplicate header scatterlist.h
net: macb: add check for dma mapping error in start_xmit()
lockdep: Limit static allocations if PROVE_LOCKING_SMALL is defined
config: Adding the new config parameter CONFIG_PROVE_LOCKING_SMALL for sparc
NFSv4.1: Handle NFS4ERR_OLD_STATEID in nfs4_reclaim_open_state
sunbmac: Fix compiler warning
sunqe: Fix compiler warnings
NFSv4: Don't call close if the open stateid has already been cleared
sparc64: Enable 64-bit DMA
sparc64: Enable sun4v dma ops to use IOMMU v2 APIs
sparc64: Bind PCIe devices to use IOMMU v2 service
sparc64: Initialize iommu_map_table and iommu_pool
sparc64: Add ATU (new IOMMU) support
sparc64: Add FORCE_MAX_ZONEORDER and default to 13
rtnetlink: fix FDB size computation
netns: fix get_net_ns_by_fd(int pid) typo
af_unix: conditionally use freezable blocking calls in read
net: ethernet: ti: cpsw: fix fixed-link phy probe deferral
net: ethernet: ti: cpsw: add missing sanity check
net: ethernet: ti: cpsw: fix secondary-emac probe error path
net: ethernet: ti: cpsw: fix of_node and phydev leaks
net: ethernet: ti: cpsw: fix deferred probe
net: ethernet: ti: cpsw: fix mdio device reference leak
net: ethernet: ti: cpsw: fix bad register access in probe error path
net: sky2: Fix shutdown crash
NFSv4: Fix CLOSE races with OPEN
NFSv4.1: Fix a regression in DELEGRETURN
mmc: sdhci-of-esdhc: fixup PRESENT_STATE read
usb: gadget: f_fs: fix wrong parenthesis in ffs_func_req_match()
perf/x86: Add perf support for AMD family-17h processors
x86/dumpstack: Prevent KASAN false positive warnings
x86/unwind: Prevent KASAN false positive warnings in guess unwinder
cfg80211: limit scan results cache size
net sched filters: pass netlink message flags in event notification
ip6_tunnel: disable caching when the traffic class is inherited
net: phy: fixed_phy: fix of_node leak in fixed_phy_unregister
of_mdio: fix device reference leak in of_phy_find_device
of_mdio: fix node leak in of_phy_register_fixed_link error path
net: check dead netns for peernet2id_alloc()
phy: twl4030-usb: Fix for musb session bit based PM
usb: musb: Drop pointless PM runtime code for dsps glue
usb: musb: Add missing pm_runtime_disable and drop 2430 PM timeout
usb: musb: Fix PM for hub disconnect
usb: musb: Fix sleeping function called from invalid context for hdrc glue
usb: musb: Fix broken use of static variable for multiple instances
x86/boot: Avoid warning for zero-filling .bss
bnxt: add a missing rcu synchronization
net: dsa: b53: Fix VLAN usage and how we treat CPU port
net/phy/vitesse: Configure RGMII skew on VSC8601, if needed
cxgb4: do not call napi_hash_del()
be2net: do not call napi_hash_del()
virtio-net: add a missing synchronize_net()
drm/amd/powerplay: avoid out of bounds access on array ps.
clk: efm32gg: Pass correct type to hw provider registration
clk: berlin: Pass correct type to hw provider registration
net: thunderx: Fix memory leak and other issues upon interface toggle
net: thunderx: Fix VF driver's interface statistics
net: thunderx: Fix configuration of L3/L4 length checking
net: thunderx: Program LMAC credits based on MTU
net: thunderx: Introduce BGX_ID_MASK macro to extract bgx_id
ipv4: Fix memory leak in exception case for splitting tries
ipv4: Restore fib_trie_flush_external function and fix call ordering
bpf: fix range arithmetic for bpf map access
device-dax: fail all private mapping attempts
USB: serial: cp210x: add ID for the Zone DPMX
perf/x86/uncore: Fix crash by removing bogus event_list[] handling for SNB client uncore IMC
x86/sysfb: Fix lfb_size calculation
x86/sysfb: Add support for 64bit EFI lfb_base
rtnetlink: fix rtnl message size computation for XDP
rtnetlink: fix rtnl_vfinfo_size
gro_cells: mark napi struct as not busy poll candidates
udp: restore UDPlite many-cast delivery
net: arc_emac: don't pass multicast packets to kernel in non-multicast mode
net: arc_emac: annonce IFF_MULTICAST support
stmmac: fix PTP type ethtool stats
stmmac: fix PTP support for GMAC4
stmmac: update the PTP header file
igmp: do not remove igmp souce list info when set link down
usb: chipidea: move the lock initialization to core file
net: ethernet: Fix SGMII unable to switch speed and autonego failure
mac80211_hwsim: fix beacon delta calculation
mac80211: fix A-MSDU aggregation with fast-xmit + txq
mac80211: remove bogus skb vif assignment
mac80211: update A-MPDU flag on tx dequeue
cfg80211: add bitrate for 20MHz MCS 9
Revert "mac80211: allow using AP_LINK_PS with mac80211-generated TIM IE"
mac80211: Ignore VHT IE from peer with wrong rx_mcs_map
perf/core: Do not set cpuctx->cgrp for unscheduled cgroups
Fix USB CB/CBI storage devices with CONFIG_VMAP_STACK=y
scsi: qla2xxx: do not abort all commands in the adapter during EEH recovery
sparc64: fix compile warning section mismatch in find_node()
scsi: mpt3sas: Fix secure erase premature termination
sparc32: Fix inverted invalid_frame_pointer checks on sigreturns
sparc64: Fix find_node warning if numa node cannot be found
USB: serial: ftdi_sio: add support for TI CC3200 LaunchPad
batman-adv: Detect missing primaryif during tp_send as error
batman-adv: Revert "fix splat on disabling an interface"
clk: sunxi: Fix M factor computation for APB1
iommu/vt-d: Fix IOMMU lookup for SR-IOV Virtual Functions
device-dax: check devm_nsio_enable() return value
clk: sunxi-ng: sun6i-a31: Force AHB1 clock to use PLL6 as parent
Conflicts:
net/wireless/scan.c
Change-Id: I1371442c0867c8680282c344fb6ecdba7eb032d4
Signed-off-by: Kyle Yan <kyan@codeaurora.org>
Currently we cause a BUG_ON once a spin_bug is detected, but
that causes a whole lot of processing and the other CPUs would
have proceeded to perform other actions and the state of the system
is moved by the time we can analyze it.
Provide an option to trigger a watchdog bite instead so that we
can get the traces as close to the issue as possible.
Change-Id: Ic8d692ebd02c6940a3b4e5798463744db20b0026
Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org>
Signed-off-by: Prasad Sodagudi <psodagud@codeaurora.org>
Signed-off-by: Kyle Yan <kyan@codeaurora.org>
Rohit Vaswaniauthored and Gerrit - the friendly Code Review servercommited 2016-12-05 10:35:32 -08:00
Add a snapshot of all changes associated with the HMP scheduler
ported over to the latest kernel version. This will allow proper big
Little scheduling for targets that will use this kernel version.
The msm-4-4 snapshot is taken at commitcc60f0790f27 (sched: constrain
HMP scheduler tunable range with in better way).
Please note that this is not an exact snapshot; certain HMP related
code has been removed. This includes redundant code, useless CONFIG
options, rarely taken error code paths, runtime enable/disable support
for the HMP scheduler.
Change-Id: I923f35904008f1fb74ac9c1a39481810cdea5790
Signed-off-by: Syed Rameez Mustafa <rameezmustafa@codeaurora.org>
This new config parameter limits the space used for "Lock debugging:
prove locking correctness" by about 4MB. The current sparc systems have
the limitation of 32MB size for kernel size including .text, .data and
.bss sections. With PROVE_LOCKING feature, the kernel size could grow
beyond this limit and causing system boot-up issues. With this option,
kernel limits the size of the entries of lock_chains, stack_trace etc.,
so that kernel fits in required size limit. This is not visible to user
and only used for sparc.
Signed-off-by: Babu Moger <babu.moger@oracle.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Babu Mogerauthored and David S. Millercommited 2016-11-18 11:33:19 -08:00
* origin/tmp-a909d3e:
Linux 4.9-rc3
x86/smpboot: Init apic mapping before usage
ACPICA: Dispatcher: Fix interpreter locking around acpi_ev_initialize_region()
ACPICA: Dispatcher: Fix an unbalanced lock exit path in acpi_ds_auto_serialize_method()
ACPICA: Dispatcher: Fix order issue of method termination
ARC: module: print pretty section names
ARC: module: elide loop to save reference to .eh_frame
ARC: mm: retire ARC_DBG_TLB_MISS_COUNT...
ARC: build: retire old toggles
ARC: boot log: refactor cpu name/release printing
ARC: boot log: remove awkward space comma from MMU line
ARC: boot log: don't assume SWAPE instruction support
ARC: boot log: refactor printing abt features not captured in BCRs
ARCv2: boot log: print IOC exists as well as enabled status
ubifs: Fix regression in ubifs_readdir()
ubi: fastmap: Fix add_vol() return value test in ubi_attach_fastmap()
MAINTAINERS: Add entry for genwqe driver
VMCI: Doorbell create and destroy fixes
GenWQE: Fix bad page access during abort of resource allocation
vme: vme_get_size potentially returning incorrect value on failure
tty: serial_core: fix NULL struct tty pointer access in uart_write_wakeup
tty: serial_core: Fix serial console crash on port shutdown
tty/serial: at91: fix hardware handshake on Atmel platforms
perf/x86/intel: Honour the CPUID for number of fixed counters in hypervisors
perf/powerpc: Don't call perf_event_disable() from atomic context
perf/core: Protect PMU device removal with a 'pmu_bus_running' check, to fix CONFIG_DEBUG_TEST_DRIVER_REMOVE=y kernel panic
x86/microcode/AMD: Fix more fallout from CONFIG_RANDOMIZE_MEMORY=y
drivers/misc/sgi-gru/grumain.c: remove bogus 0x prefix from printk
cris/arch-v32: cryptocop: print a hex number after a 0x prefix
ipack: print a hex number after a 0x prefix
block: DAC960: print a hex number after a 0x prefix
fs: exofs: print a hex number after a 0x prefix
lib/genalloc.c: start search from start of chunk
mm: memcontrol: do not recurse in direct reclaim
CREDITS: update credit information for Martin Kepplinger
proc: fix NULL dereference when reading /proc/<pid>/auxv
mm: kmemleak: ensure that the task stack is not freed during scanning
lib/stackdepot.c: bump stackdepot capacity from 16MB to 128MB
latent_entropy: raise CONFIG_FRAME_WARN by default
kconfig.h: remove config_enabled() macro
ipc: account for kmem usage on mqueue and msg
mm/slab: improve performance of gathering slabinfo stats
mm: page_alloc: use KERN_CONT where appropriate
mm/list_lru.c: avoid error-path NULL pointer deref
h8300: fix syscall restarting
kcov: properly check if we are in an interrupt
mm/slab: fix kmemcg cache creation delayed issue
device-dax: fix percpu_ref_exit ordering
Allow KASAN and HOTPLUG_MEMORY to co-exist when doing build testing
nvdimm: make CONFIG_NVDIMM_DAX 'bool'
mm: remove unused variable in memory hotplug
btrfs: fix races on root_log_ctx lists
mm: remove per-zone hashtable of bitlock waitqueues
blk-mq: update hardware and software queues for sleeping alloc
driver core: Make Kconfig text for DEBUG_TEST_DRIVER_REMOVE stronger
kernfs: Add noop_fsync to supported kernfs_file_fops
vt: clear selection before resizing
sc16is7xx: always write state when configuring GPIO as an output
sh-sci: document R8A7743/5 support
tty: serial: 8250: 8250_core: NXP SC16C2552 workaround
tty: limit terminal size to 4M chars
tty: serial: fsl_lpuart: Fix Tx DMA edge case
serial: 8250_lpss: enable MSI for sure
serial: core: fix console problems on uart_close
serial: 8250_uniphier: fix clearing divisor latch access bit
serial: 8250_uniphier: fix more unterminated string
serial: pch_uart: add terminate entry for dmi_system_id tables
devicetree: bindings: uart: Add new compatible string for ZynqMP
serial: xuartps: Add new compatible string for ZynqMP
serial: SERIAL_STM32 should depend on HAS_DMA
serial: stm32: Fix comparisons with undefined register
tty: vt, fix bogus division in csi_J
powerpc/64s: relocation, register save fixes for system reset interrupt
powerpc/mm/radix: Use tlbiel only if we ever ran on the current cpu
powerpc/process: Fix CONFIG_ALIVEC typo in restore_tm_state()
ALSA: usb-audio: Add quirk for Syntek STK1160
sched/fair: Remove unused but set variable 'rq'
objtool: Fix rare switch jump table pattern detection
security/keys: make BIG_KEYS dependent on stdrng.
KEYS: Sort out big_key initialisation
KEYS: Fix short sprintf buffer in /proc/keys show function
arm64: mm: fix __page_to_voff definition
arm64/numa: fix incorrect log for memory-less node
arm64/numa: fix pcpu_cpu_distance() to get correct CPU proximity
block: flush: fix IO hang in case of flood fua req
x86: Fix export for mcount and __fentry__
doc: Add missing parameter for msi_setup
extcon: qcom-spmi-misc: Sync the extcon state on interrupt
drm/drivers: add support for using the arch wc mapping API.
x86/io: add interface to reserve io memtype for a resource range. (v1.1)
MAINTAINERS: Begin module maintainer transition
ahci: fix the single MSI-X case in ahci_init_one
timers: Prevent base clock corruption when forwarding
timers: Prevent base clock rewind when forwarding clock
timers: Lock base for same bucket optimization
timers: Plug locking race vs. timer migration
ALSA: seq: Fix time account regression
i2c: imx: defer probe if bus recovery GPIOs are not ready
i2c: designware: Avoid aborted transfers with fast reacting I2C slaves
i2c: i801: Fix I2C Block Read on 8-Series/C220 and later
i2c: xgene: Avoid dma_buffer overrun
i2c: digicolor: Fix module autoload
i2c: xlr: Fix module autoload for OF registration
i2c: xlp9xx: Fix module autoload
i2c: jz4780: Fix module autoload
i2c: allow configuration of imx driver for ColdFire architecture
i2c: mark device nodes only in case of successful instantiation
x86/quirks: Hide maybe-uninitialized warning
x86/build: Fix build with older GCC versions
x86/unwind: Fix empty stack dereference in guess unwinder
i2c: rk3x: Give the tuning value 0 during rk3x_i2c_v0_calc_timings
i2c: hix5hd2: allow build with ARCH_HISI
usb: chipidea: host: fix NULL ptr dereference during shutdown
ALSA: hda - Fix surround output pins for ASRock B150M mobo
hv: do not lose pending heartbeat vmbus packets
mm: unexport __get_user_pages()
proc: don't use FOLL_FORCE for reading cmdline and environment
cpufreq: intel_pstate: Always set max P-state in performance mode
nbd: fix incorrect unlock of nbd->sock_lock in sock_shutdown
orangefs: don't use d_time
orangefs: user file_inode() where it is due
mei: txe: don't clean an unprocessed interrupt cause.
ANDROID: binder: Clear binder and cookie when setting handle in flat binder struct
ANDROID: binder: Add strong ref checks
ARCv2: IOC: use @ioc_enable not @ioc_exist where intended
ARC: syscall for userspace cmpxchg assist
dm table: fix missing dm_put_target_type() in dm_table_add_target()
xenbus: check return value of xenbus_scanf()
xenbus: prefer list_for_each()
x86: xen: move cpu_up functions out of ifdef
xenbus: advertise control feature flags
greybus: fix a leak on error in gb_module_create()
greybus: es2: fix error return code in ap_probe()
greybus: arche-platform: Add missing of_node_put() in arche_platform_change_state()
staging: android: ion: Fix error handling in ion_query_heaps()
ARM: imx: mach-imx6q: Fix the PHY ID mask for AR8031
PM / suspend: Fix missing KERN_CONT for suspend message
usb: renesas_usbhs: add wait after initialization for R-Car Gen3
ACPI / APEI: Fix incorrect return value of ghes_proc()
usb: increase ohci watchdog delay to 275 msec
usb: musb: Call pm_runtime from musb_gadget_queue
usb: musb: Fix hardirq-safe hardirq-unsafe lock order error
usb: ehci-platform: increase EHCI_MAX_RSTS to 4
usb: ohci-at91: Set RemoteWakeupConnected bit explicitly.
ACPI/PCI: pci_link: Include PIRQ_PENALTY_PCI_USING for ISA IRQs
ACPI/PCI: pci_link: penalize SCI correctly
ACPI/PCI/IRQ: assign ISA IRQ directly during early boot stages
ARM: dts: vf610: fix IRQ flag of global timer
powerpc/64: Fix race condition in setting lock bit in idle/wakeup code
powerpc/64: Re-fix race condition between going idle and entering guest
s390/mm: fix zone calculation in arch_add_memory()
s390/dumpstack: use pr_cont within show_stack and die
ARM: imx: gpc: Fix the imx_gpc_genpd_init() error path
ARM: imx: gpc: Initialize all power domains
xfs: clear cowblocks tag when cow fork is emptied
xfs: fix up inode cowblocks tracking tracepoints
fs: Do to trim high file position bits in iomap_page_mkwrite_actor
cxl: Fix leaking pid refs in some error paths
gpio: mpc8xxx: Correct irq handler function
gpio: ath79: Fix module autoload
arm64: dts: Updated NAND DT properties for NS2 SVK
iio: accel: sca3000_core: avoid potentially uninitialized variable
iio:chemical:atlas-ph-sensor: Fix use of 32 bit int to hold 16 bit big endian value
arm64: dts: uniphier: change MIO node to SD control node
ARM: dts: uniphier: change MIO node to SD control node
reset: uniphier: rename MIO reset to SD reset for Pro5, PXs2, LD20 SoCs
arm64: uniphier: select ARCH_HAS_RESET_CONTROLLER
ARM: uniphier: select ARCH_HAS_RESET_CONTROLLER
badblocks: badblocks_set/clear update unacked_exist
softirq: Display IRQ_POLL for irq-poll statistics
powerpc: Convert cmp to cmpd in idle enter sequence
KVM: PPC: Book3S HV: Fix build error when SMP=n
cpufreq: intel_pstate: Set P-state upfront in performance mode
USB: serial: fix potential NULL-dereference at probe
arm64: dts: Add timer erratum property for LS2080A and LS1043A
gpio: ts4800: Fix module autoload
gpio: GPIO_GET_LINEEVENT_IOCTL: Reject invalid line and event flags
gpio: GPIO_GET_LINEHANDLE_IOCTL: Reject invalid line flags
gpio: GPIOHANDLE_GET_LINE_VALUES_IOCTL: Fix information leak
gpio: GPIO_GET_LINEEVENT_IOCTL: Validate line offset
gpio: GPIOHANDLE_GET_LINE_VALUES_IOCTL: Fix information leak
gpio: GPIO_GET_LINEHANDLE_IOCTL: Validate line offset
gpio: GPIO_GET_CHIPINFO_IOCTL: Fix information leak
gpio: GPIO_GET_CHIPINFO_IOCTL: Fix line offset validation
clk: at91: Fix a return value in case of error
ahci: fix nvec check
xhci: use default USB_RESUME_TIMEOUT when resuming ports.
xhci: workaround for hosts missing CAS bit
xhci: add restart quirk for Intel Wildcatpoint PCH
gpio / ACPI: fix returned error from acpi_dev_gpio_irq_get()
gpio: mockup: add sysfs dependency
gpio: stmpe: || vs && typo
gpio: mxs: Unmap region obtained by of_iomap
gpio/board.txt: point to gpiod_set_value
ALSA: hda - Fix headset mic detection problem for two Dell laptops
USB: serial: cp210x: fix tiocmget error handling
thermal/powerclamp: correct cpu support check
thermal: intel_pch_thermal: Enable Haswell PCH
thermal: intel_pch_thermal: Add an ACPI passive trip
xfs: remove xfs_bunmapi_cow
xfs: optimize xfs_reflink_end_cow
xfs: optimize xfs_reflink_cancel_cow_blocks
xfs: refactor xfs_bunmapi_cow
xfs: optimize writes to reflink files
xfs: don't bother looking at the refcount tree for reads
xfs: handle "raw" delayed extents xfs_reflink_trim_around_shared
xfs: add xfs_trim_extent
iomap: add IOMAP_REPORT
xfs: merge xfs_reflink_remap_range and xfs_file_share_range
xfs: remove xfs_file_wait_for_io
xfs: move inode locking from xfs_reflink_remap_range to xfs_file_share_range
xfs: fix the same_inode check in xfs_file_share_range
xfs: remove the same fs check from xfs_file_share_range
libxfs: v3 inodes are only valid on crc-enabled filesystems
libxfs: clean up _calc_dquots_per_chunk
xfs: unset MS_ACTIVE if mount fails
xfs: remove pointless error goto in xfs_bmap_remap_alloc
xfs: don't take the IOLOCK exclusive for direct I/O page invalidation
xfs: add some 'static' annotations
xfs: Fix uninitialized variable in xfs_reflink_reserve_cow_range()
xfs: remove redundant assignment of ifp
ARC: fix build warning in elf.h
clk: uniphier: rename MIO clock to SD clock for Pro5, PXs2, LD20 SoCs
clk: uniphier: fix memory overrun bug
pmem: report error on clear poison failure
libnvdimm, namespace: potential NULL deref on allocation error
ahci: only try to use multi-MSI mode if there is more than 1 port
ARC: Adjust cpuinfo for non-continuous cpu ids
perf/x86/intel/cstate: Add C-state residency events for Knights Landing
wusb: fix error return code in wusb_prf()
hwrng: core - Don't use a stack buffer in add_early_randomness()
arm64: dts: rockchip: remove the abuse of keep-power-in-suspend
dm rq: clear kworker_task if kthread_run() returned an error
dm: free io_barrier after blk_cleanup_queue call
ALSA: asihpi: fix kernel memory disclosure
Revert "Documentation: devicetree: dwc2: Deprecate g-tx-fifo-size"
Revert "usb: dwc2: gadget: fix TX FIFO size and address initialization"
Revert "usb: dwc2: gadget: change variable name to more meaningful"
ALSA: hda - Adding a new group of pin cfg into ALC295 pin quirk table
ALSA: hda - allow 40 bit DMA mask for NVidia devices
clk: hi6220: use CLK_OF_DECLARE_DRIVER for sysctrl and mediactrl clock init
clk: mvebu: armada-37xx-periph: Fix the clock gate flag
clk: bcm2835: Clamp the PLL's requested rate to the hardware limits.
clk: max77686: fix number of clocks setup for clk_hw based registration
clk: mvebu: armada-37xx-periph: Fix the clock provider registration
clk: core: add __init decoration for CLK_OF_DECLARE_DRIVER function
clk: mediatek: Add hardware dependency
clk: samsung: clk-exynos-audss: Fix module autoload
clk: uniphier: fix type of variable passed to regmap_read()
clk: uniphier: add system clock support for sLD3 SoC
ARM: multi_v7_defconfig: Enable Intel e1000e driver
MAINTAINERS: add myself as Marvell berlin SoC maintainer
bus: qcom-ebi2: depend on ARCH_QCOM or COMPILE_TEST
ARM: dts: fix the SD card on the Snowball
dm raid: fix activation of existing raid4/10 devices
scsi: NCR5380: no longer mark irq probing as __init
scsi: be2iscsi: Replace _bh with _irqsave/irqrestore
scsi: libiscsi: Fix locking in __iscsi_conn_send_pdu
USB: serial: ftdi_sio: add support for Infineon TriBoard TC2X7
s390/dumpstack: get rid of return_address again
s390/disassambler: use pr_cont where appropriate
s390/dumpstack: use pr_cont where appropriate
s390/dumpstack: restore reliable indicator for call traces
wusb: Stop using the stack for sg crypto scratch space
usb: dwc3: Fix size used in dma_free_coherent()
usb: gadget: f_fs: stop sleeping in ffs_func_eps_disable
usb: gadget: f_fs: edit epfile->ep under lock
usb: dwc2: Add msleep for host-only
s390/mm: use hugetlb_bad_size()
s390/cio: don't register chpids in reserved state
s390: ignore pkey system calls
s390/dasd: avoid undefined behaviour
usb: dwc3: gadget: never pre-start Isochronous endpoints
usb: dwc3: gadget: properly account queued requests
usb: gadget: function: u_ether: don't starve tx request queue
usb: gadget: udc: atmel: fix endpoint name
staging/lustre/llite: Move unstable_stats from sysfs to debugfs
Staging: wilc1000: Fix kernel Oops on opening the device
staging: android/ion: testing the wrong variable
Staging: greybus: uart: Use gbphy_dev->dev instead of bundle->dev
Staging: greybus: gpio: Use gbphy_dev->dev instead of bundle->dev
ARC: [build] Support gz, lzma compressed uImage
ARCv2: intc: untangle SMP, MCIP and IDU
arm64: dts: rockchip: remove always-on and boot-on from vcc_sd
dm mirror: use all available legs on multiple failures
dm mirror: fix read error on recovery after default leg failure
Btrfs: fix incremental send failure caused by balance
dm raid: fix compat_features validation
iio: adc: ti-adc081c: Select IIO_TRIGGERED_BUFFER to prevent build errors
iio: maxim_thermocouple: Align 16 bit big endian value of raw reads
arm64: dts: marvell: fix clocksource for CP110 master SPI0
ARM: mvebu: Select corediv clk for all mvebu v7 SoC
Conflicts:
drivers/android/binder.c
drivers/staging/android/ion/ion.c
drivers/usb/gadget/function/u_ether.c
Change-Id: Id87fbdb0731f6f7681787faa4cebf067a402aa7e
Signed-off-by: Channagoud Kadabi <ckadabi@codeaurora.org>
When building with the latent_entropy plugin, set the default
CONFIG_FRAME_WARN to 2048, since some __init functions have many basic
blocks that, when instrumented by the latent_entropy plugin, grow beyond
1024 byte stack size on 32-bit builds.
Link: http://lkml.kernel.org/r/20161018211216.GA39687@beast
Signed-off-by: Kees Cook <keescook@chromium.org>
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Cc: Emese Revfy <re.emese@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Michal Marek <mmarek@suse.com>
Cc: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Shuah Khan <shuah@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Kees Cookauthored and Linus Torvaldscommited 2016-10-27 18:43:43 -07:00
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