Re: [PATCH] kasan: turn off -fsanitize-address-use-after-scope for now

From: Dmitry Vyukov
Date: Wed Nov 23 2016 - 04:34:57 EST


On Wed, Nov 23, 2016 at 9:46 AM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> On Wednesday, November 23, 2016 11:25:49 AM CET Andrey Ryabinin wrote:
>>
>> We have implementation for this feature:
>> "[PATCH] kasan: support use-after-scope detection" - http://lkml.kernel.org/r/<1479226045-145148-1-git-send-email-dvyukov@xxxxxxxxxx>
>> and given how simple it is I'd suggest to just backport implementation.
>>
>> BTW, we also need "[PATCH] kasan: update kasan_global for gcc 7" - http://lkml.kernel.org/r/<1479219743-28682-1-git-send-email-dvyukov@xxxxxxxxxx>
>> in v4.0+ stable.
>
> Ah, good. What's the plan for this patch? Would you still expect to
> see that merged into v4.9, or get backported later once it's part of v4.10?
>
> Either way, you proabably want a Cc:stable tag on it to trigger the
> backport to older kernels.

+Andrew, what is the plan for the "[PATCH] kasan: update kasan_global
for gcc 7" patch?
Do I need to remail to include Cc:stable?