From: Andrey Ryabinin <aryabinin@virtuozzo.com>
To: Dmitry Vyukov <dvyukov@google.com>,
glider@google.com, akpm@linux-foundation.org
Cc: kasan-dev@googlegroups.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] kasan: support use-after-scope detection
Date: Tue, 15 Nov 2016 19:51:43 +0300 [thread overview]
Message-ID: <8a07a127-7b51-6301-5ac9-394651dc4f95@virtuozzo.com> (raw)
In-Reply-To: <1479226045-145148-1-git-send-email-dvyukov@google.com>
On 11/15/2016 07:07 PM, Dmitry Vyukov wrote:
> 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.
>
> Signed-off-by: Dmitry Vyukov <dvyukov@google.com>
> Cc: aryabinin@virtuozzo.com
> Cc: glider@google.com
> Cc: akpm@linux-foundation.org
> Cc: kasan-dev@googlegroups.com
> Cc: linux-mm@kvack.org
> Cc: linux-kernel@vger.kernel.org
>
> ---
Acked-by: Andrey Ryabinin <aryabinin@virtuozzo.com>
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next prev parent reply other threads:[~2016-11-15 16:51 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-15 16:07 [PATCH] kasan: support use-after-scope detection Dmitry Vyukov
2016-11-15 16:51 ` Andrey Ryabinin [this message]
2016-11-15 23:40 ` Andrew Morton
2016-11-16 7:23 ` Dmitry Vyukov
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