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From: Dmitry Vyukov <dvyukov@google.com>
Date: Fri, 6 Nov 2015 14:06:19 +0100
Message-ID: <CACT4Y+Zu7J0n6dU1dSfiW3F9Q0Us3_DBVcD5Pi9NG9LER8MmRg@mail.gmail.com>
Subject: Re: Use-after-free in ep_remove_wait_queue
To: syzkaller <syzkaller@googlegroups.com>
Cc: Michal Kubecek <mkubecek@suse.cz>, Al Viro <viro@zeniv.linux.org.uk>,
        "linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
        LKML <linux-kernel@vger.kernel.org>,
        David Miller <davem@davemloft.net>,
        Hannes Frederic Sowa <hannes@stressinduktion.org>,
        David Howells <dhowells@redhat.com>, Paul Moore <paul@paul-moore.com>,
        salyzyn@android.com, sds@tycho.nsa.gov, ying.xue@windriver.com,
        netdev <netdev@vger.kernel.org>, Kostya Serebryany <kcc@google.com>,
        Alexander Potapenko <glider@google.com>,
        Andrey Konovalov <andreyknvl@google.com>,
        Sasha Levin <sasha.levin@oracle.com>, Julien Tinnes <jln@google.com>,
        Kees Cook <keescook@google.com>,
        Mathias Krause <minipli@googlemail.com>,
        Jason Baron <jbaron@akamai.com>,
        Rainer Weikusat <rweikusat@mobileactivedefense.com>
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On Mon, Oct 12, 2015 at 2:17 PM, Dmitry Vyukov <dvyukov@google.com> wrote:
> On Mon, Oct 12, 2015 at 2:14 PM, Eric Dumazet <eric.dumazet@gmail.com> wrote:
>> On Mon, 2015-10-12 at 14:02 +0200, Michal Kubecek wrote:
>>
>>> Probably the issue discussed in
>>>
>>>   http://thread.gmane.org/gmane.linux.kernel/2057497/
>>>
>>> and previous related threads.
>>>
>>
>> Same issue, but Dmitry apparently did not trust me.
>
> Just wanted to make sure. Let's consider this as fixed.


Is it meant to be fixed now?

I am still seeing use-after-free reports in ep_unregister_pollwait on
d1e41ff11941784f469f17795a4d9425c2eb4b7a (Nov 5).
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