linux-kernel - RE: [PATCH 4.14] tcp: fix tcp_rtx_queue_tail in case of empty retransmit queue

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Message-ID: <F95AC9340317A84688A5F0DF0246F3F21AAAA8E1@dggeml532-mbs.china.huawei.com>
Date:   Sat, 31 Aug 2019 11:44:02 +0000
From:   maowenan <maowenan@...wei.com>
To:     David Miller <davem@...emloft.net>,
        "cpaasch@...le.com" <cpaasch@...le.com>
CC:     "jonathan.lemon@...il.com" <jonathan.lemon@...il.com>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>,
        "gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
        "tim.froidcoeur@...sares.net" <tim.froidcoeur@...sares.net>,
        "matthieu.baerts@...sares.net" <matthieu.baerts@...sares.net>,
        "aprout@...mit.edu" <aprout@...mit.edu>,
        "edumazet@...gle.com" <edumazet@...gle.com>,
        "jtl@...flix.com" <jtl@...flix.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "mkubecek@...e.cz" <mkubecek@...e.cz>,
        "ncardwell@...gle.com" <ncardwell@...gle.com>,
        "sashal@...nel.org" <sashal@...nel.org>,
        "ycheng@...gle.com" <ycheng@...gle.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: RE: [PATCH 4.14] tcp: fix tcp_rtx_queue_tail in case of empty
 retransmit queue

Tim 

 Can you share the reproduce steps for this issue? C or syzkaller is ok.
 Thanks a lot.