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| author | Dmitry Vyukov <dvyukov@google.com> | 2018-02-06 15:36:27 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-02-06 18:32:43 -0800 |
| commit | ee3ce779b58c31acacdfab0ad6c86d428ba2c2e3 (patch) | |
| tree | e27239a0a81672dfea5f70c893fb92f3615ca47e /lib/string_helpers.c | |
| parent | 47adccce3e8a31d315f47183ab1185862b2fc5d4 (diff) | |
| download | linux-rt-ee3ce779b58c31acacdfab0ad6c86d428ba2c2e3.tar.gz | |
kasan: don't use __builtin_return_address(1)
__builtin_return_address(1) is unreliable without frame pointers.
With defconfig on kmalloc_pagealloc_invalid_free test I am getting:
BUG: KASAN: double-free or invalid-free in (null)
Pass caller PC from callers explicitly.
Link: http://lkml.kernel.org/r/9b01bc2d237a4df74ff8472a3bf6b7635908de01.1514378558.git.dvyukov@google.com
Signed-off-by: Dmitry Vyukov <dvyukov@google.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>a
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/string_helpers.c')
0 files changed, 0 insertions, 0 deletions