linux-kernel - Re: net/ipv6: use-after-free in sock

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Date:   Tue, 10 Jan 2017 12:52:18 +0100
From:   Andrey Konovalov <andreyknvl@...gle.com>
To:     Eric Dumazet <edumazet@...gle.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        James Morris <jmorris@...ei.org>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Patrick McHardy <kaber@...sh.net>,
        netdev <netdev@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Kostya Serebryany <kcc@...gle.com>,
        syzkaller <syzkaller@...glegroups.com>
Subject: Re: net/ipv6: use-after-free in sock_wfree

On Mon, Jan 9, 2017 at 8:08 PM, Eric Dumazet <edumazet@...gle.com> wrote:
> On Mon, Jan 9, 2017 at 11:06 AM, Andrey Konovalov <andreyknvl@...gle.com> wrote:
>>
>> Hi Eric,
>>
>> This patch fixes the issue.
>>
>> Thanks!
>
> Thanks Andrey.
>
> Could you please post your .config for next KASAN reports ?

Sure, no problem!

>
> I am asking this because I could not reproduce the issue with my own
> builds, so I had to guess but could not test the fix myself.
>
> Thanks !