On 06/06/2017 01:11 PM, Dmitry Vyukov wrote: > KASAN uses compiler instrumentation to intercept all memory accesses. > But it does not see memory accesses done in assembly code. > One notable user of assembly code is atomic operations. Frequently, > for example, an atomic reference decrement is the last access to an > object and a good candidate for a racy use-after-free. > > Add manual KASAN checks to atomic operations. > > Signed-off-by: Dmitry Vyukov <dvyu...@google.com> > Cc: Mark Rutland <mark.rutl...@arm.com> > Cc: Peter Zijlstra <pet...@infradead.org> > Cc: Will Deacon <will.dea...@arm.com>, > Cc: Andrew Morton <a...@linux-foundation.org>, > Cc: Andrey Ryabinin <aryabi...@virtuozzo.com>, > Cc: Ingo Molnar <mi...@redhat.com>, > Cc: kasan-...@googlegroups.com > Cc: linux...@kvack.org > Cc: linux-kernel@vger.kernel.org > Cc: x...@kernel.org > ---
Reviewed-by: Andrey Ryabinin <aryabi...@virtuozzo.com>
