Re: Kernel 4.1 hang, apparently in __inet_lookup_established

From	Grant Zhang <gzhang@fastly.com>
Newsgroups	linux.kernel
Subject	Re: Kernel 4.1 hang, apparently in __inet_lookup_established
Date	2015-11-16 18:40 +0100
Message-ID	<qvvV0-1Q8-23@gated-at.bofh.it> (permalink)
References	<qbNKO-7hp-5@gated-at.bofh.it> <qbVfk-1fg-13@gated-at.bofh.it> <qvgjg-hj-5@gated-at.bofh.it> <qvtzP-sT-15@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On 16/11/2015 07:07, Eric Dumazet wrote:
> On Sun, 2015-11-15 at 16:58 -0800, Grant Zhang wrote:
>> Hi Patrick,
>>
>> Have you tried the two patches Eric mentioned? One of my 4.1.11 server
>> just hanged with very similar stack trace and I am wondering whether the
>> aforementioned patches would help.
>>
>> Thanks,
>
> linux-4.1.12 definitely contains the fixes.
>
> 8ae3dfacdd82 inet: fix race in reqsk_queue_unlink()
> 31b8abd140ad inet: fix races in reqsk_queue_hash_req()
>
> Please upgrade to 4.1.13 and you should be fine.
>
> Thanks.
>
>

Thank you Eric and Patrick. I will upgrade to 4.1.13.

Grant
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Re: Kernel 4.1 hang, apparently in __inet_lookup_established Grant Zhang <gzhang@fastly.com> - 2015-11-16 02:00 +0100
  Re: Kernel 4.1 hang, apparently in __inet_lookup_established Patrick Schaaf <kernelorg@bof.de> - 2015-11-16 12:40 +0100
  Re: Kernel 4.1 hang, apparently in __inet_lookup_established Eric Dumazet <eric.dumazet@gmail.com> - 2015-11-16 16:10 +0100
    Re: Kernel 4.1 hang, apparently in __inet_lookup_established Grant Zhang <gzhang@fastly.com> - 2015-11-16 18:40 +0100

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