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[209.85.220.69]) by mx.google.com with SMTPS id a17sor796457itk.9.2019.03.19.17.49.00 for (Google Transport Security); Tue, 19 Mar 2019 17:49:00 -0700 (PDT) Received-SPF: pass (google.com: domain of 3_i2rxakbaek39avlwwp2l00to.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 3_i2rxakbaek39avlwwp2l00to.rzzrwp53p2nzy4py4.nzx@m3kw2wvrgufz5godrsrytgd7.apphosting.bounces.google.com designates 209.85.220.69 as permitted sender) smtp.mailfrom=3_I2RXAkbAEk39Avlwwp2l00to.rzzrwp53p2nzy4py4.nzx@M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com X-Google-Smtp-Source: APXvYqx7zS+H4Jedbpdn1TRb3cKYCoifugmmZXSC2gmMDFAPET4Z0ljW/5N29EtJlpPvU8a6P85Fgix8M3QmQ/HQEE8qv2MLrnXP MIME-Version: 1.0 X-Received: by 2002:a24:220a:: with SMTP id o10mr3308113ito.22.1553042940333; Tue, 19 Mar 2019 17:49:00 -0700 (PDT) Date: Tue, 19 Mar 2019 17:49:00 -0700 In-Reply-To: <000000000000f7cb53057b7ee3cb@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000c7bd5c05847bfcab@google.com> Subject: Re: WARNING: bad usercopy in corrupted (2) From: syzbot To: crecklin@redhat.com, davem@davemloft.net, dvyukov@google.com, keescook@chromium.org, kuznet@ms2.inr.ac.ru, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-net@vger.kernel.org, netdev@vger.kernel.org, sbrivio@redhat.com, sd@queasysnail.net, syzkaller-bugs@googlegroups.com, willy@infradead.org, yoshfuji@linux-ipv6.org Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes X-Bogosity: Ham, tests=bogofilter, spamicity=0.004660, 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 b8a51b38e4d4dec3e379d52c0fe1a66827f7cf1e Author: Stefano Brivio Date: Thu Nov 8 11:19:23 2018 +0000 fou, fou6: ICMP error handlers for FoU and GUE bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14a57f83200000 start commit: b8a51b38 fou, fou6: ICMP error handlers for FoU and GUE git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=12a57f83200000 kernel config: https://syzkaller.appspot.com/x/.config?x=c36a72af2123e78a dashboard link: https://syzkaller.appspot.com/bug?extid=d89b30c46434c433dbf8 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=170f6a47400000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12e1df7b400000 Reported-by: syzbot+d89b30c46434c433dbf8@syzkaller.appspotmail.com Fixes: b8a51b38 ("fou, fou6: ICMP error handlers for FoU and GUE")