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

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Message-ID: <CACT4Y+byCnW6kWUTUn+YhdJKtadhHuYn+AvvyAZ+AuToJWNufg@mail.gmail.com>
Date:   Wed, 23 Nov 2016 10:33:41 +0100
From:   Dmitry Vyukov <dvyukov@...gle.com>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Andrey Ryabinin <aryabinin@...tuozzo.com>,
        Martin Liška <marxin@....gnu.org>,
        stable <stable@...r.kernel.org>, Michal Marek <mmarek@...e.com>,
        Alexander Potapenko <glider@...gle.com>,
        "open list:KERNEL BUILD + fi..." <linux-kbuild@...r.kernel.org>,
        kasan-dev <kasan-dev@...glegroups.com>,
        LKML <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] kasan: turn off -fsanitize-address-use-after-scope for now

On Wed, Nov 23, 2016 at 9:46 AM, Arnd Bergmann <arnd@...db.de> 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@...gle.com>
>> 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@...gle.com>
>> 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?