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Date:   Thu, 19 Nov 2020 09:16:02 +0100
From:   Matthieu Baerts <matthieu.baerts@...sares.net>
To:     Naresh Kamboju <naresh.kamboju@...aro.org>,
        Netdev <netdev@...r.kernel.org>, netfilter-devel@...r.kernel.org,
        "open list:KERNEL SELFTEST FRAMEWORK" 
        <linux-kselftest@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        lkft-triage@...ts.linaro.org, mptcp@...ts.01.org
Cc:     Shuah Khan <shuah@...nel.org>, Jakub Kicinski <kuba@...nel.org>,
        Geliang Tang <geliangtang@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Paolo Abeni <pabeni@...hat.com>
Subject: Re: [MPTCP] WARNING: net/mptcp/protocol.c:719
 mptcp_reset_timer+0x40/0x50

Hi Naresh,

On 19/11/2020 08:04, Naresh Kamboju wrote:
> While running kselftest net/mptcp: mptcp_join.sh on x86_64 device running
> linux next 20201118 tag the following warning was noticed.

Thank you for testing MPTCP and having reported this bug!

It looks like it is similar to what syzbot reported yesterday:

https://lists.01.org/hyperkitty/list/mptcp@lists.01.org/thread/N4IWIL6CYR6VSOOOXF25N3EWDW4GTQ6A/

If it is the same, a patch has already been sent to netdev ML:

https://patchwork.kernel.org/project/netdevbpf/patch/1a72039f112cae048c44d398ffa14e0a1432db3d.1605737083.git.pabeni@redhat.com/

If it is easy for you to reproduce the issue, please feel free to 
validate Paolo's patch :)

Cheers,
Matt
-- 
Tessares | Belgium | Hybrid Access Solutions
www.tessares.net

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