diff --git a/drivers/misc/lkdtm_bugs.c b/drivers/misc/lkdtm_bugs.c
index 77949fa3785e..a88a1149ba5f 100644
--- a/drivers/misc/lkdtm_bugs.c
+++ b/drivers/misc/lkdtm_bugs.c
@@ -67,7 +67,7 @@ void lkdtm_WARNING(void)
 
 void lkdtm_EXCEPTION(void)
 {
-	*((int *) 0) = 0;
+	*((volatile int *) 0) = 0;
 }
 
 void lkdtm_LOOP(void)