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23 October 2021, 00:29:24 UTC
Revision 828347f8f9a558cf1af2faa46387a26564f2ac3e authored by Dmitry Vyukov on 30 November 2016, 23:54:16 UTC, committed by Linus Torvalds on 01 December 2016, 00:32:52 UTC 
kasan: support use-after-scope detection
 
Gcc revision 241896 implements use-after-scope detection.  Will be
available in gcc 7.  Support it in KASAN.

Gcc emits 2 new callbacks to poison/unpoison large stack objects when
they go in/out of scope.  Implement the callbacks and add a test.

[dvyukov@google.com: v3]
  Link: http://lkml.kernel.org/r/1479998292-144502-1-git-send-email-dvyukov@google.com
Link: http://lkml.kernel.org/r/1479226045-145148-1-git-send-email-dvyukov@google.com
Signed-off-by: Dmitry Vyukov <dvyukov@google.com>
Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: <stable@vger.kernel.org>	[4.0+]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 045d599
History
Tip revision: 828347f8f9a558cf1af2faa46387a26564f2ac3e authored by Dmitry Vyukov on 30 November 2016, 23:54:16 UTC
kasan: support use-after-scope detection
Tip revision: 828347f
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.cocciconfig -rw-r--r-- 59 bytes
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