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[209.85.220.69]) by mx.google.com with SMTPS id n133sor796989iod.100.2019.04.18.02.59.00 for (Google Transport Security); Thu, 18 Apr 2019 02:59:00 -0700 (PDT) Received-SPF: pass (google.com: domain of 3zeq4xakbamu39avlwwp2l00to.rzzrwp53p2nzy4py4.nzx@m3kw2wvrgufz5godrsrytgd7.apphosting.bounces.google.com designates 209.85.220.69 as permitted sender) client-ip=209.85.220.69; Authentication-Results: mx.google.com; spf=pass (google.com: domain of 3zeq4xakbamu39avlwwp2l00to.rzzrwp53p2nzy4py4.nzx@m3kw2wvrgufz5godrsrytgd7.apphosting.bounces.google.com designates 209.85.220.69 as permitted sender) smtp.mailfrom=3ZEq4XAkbAMU39Avlwwp2l00to.rzzrwp53p2nzy4py4.nzx@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com X-Google-Smtp-Source: APXvYqxuguFF8FFR1m22eGEJb+0aWhIdhdSN3LOyfQ8EbAbAyGoX9sVIQFN5fC7AqwMqDcOvQERrrrEgHjXPT6FjVwoRV42Yw1lQ MIME-Version: 1.0 X-Received: by 2002:a6b:188:: with SMTP id 130mr2185721iob.115.1555581540713; Thu, 18 Apr 2019 02:59:00 -0700 (PDT) Date: Thu, 18 Apr 2019 02:59:00 -0700 In-Reply-To: <000000000000c770710586c6fc92@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000274d750586cb0d38@google.com> Subject: Re: BUG: unable to handle kernel paging request in free_block (5) From: syzbot To: davem@davemloft.net, jon.maloy@ericsson.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com, tipc-discussion@lists.sourceforge.net, ying.xue@windriver.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: syzbot has bisected this bug to: commit 52dfae5c85a4c1078e9f1d5e8947d4a25f73dd81 Author: Jon Maloy Date: Thu Mar 22 19:42:52 2018 +0000 tipc: obtain node identity from interface by default bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=15065bdd200000 start commit: e6986423 socket: fix compat SO_RCVTIMEO_NEW/SO_SNDTIMEO_NEW git tree: net final crash: https://syzkaller.appspot.com/x/report.txt?x=17065bdd200000 console output: https://syzkaller.appspot.com/x/log.txt?x=13065bdd200000 kernel config: https://syzkaller.appspot.com/x/.config?x=4fb64439e07a1ec0 dashboard link: https://syzkaller.appspot.com/bug?extid=438a5abd4f53adb1c073 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12adddbf200000 Reported-by: syzbot+438a5abd4f53adb1c073@syzkaller.appspotmail.com Fixes: 52dfae5c85a4 ("tipc: obtain node identity from interface by default") For information about bisection process see: https://goo.gl/tpsmEJ#bisection