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Date: Tue, 05 Nov 2019 18:43:01 -0800 From: syzbot <syzbot+db4869ba599c0de9b13e@...kaller.appspotmail.com> To: bst@...gutronix.de, davem@...emloft.net, dev.kurt@...dijck-laurijssen.be, ecathinds@...il.com, kernel@...gutronix.de, linux-can@...r.kernel.org, linux-kernel@...r.kernel.org, linux@...pel-privat.de, lkp@...el.com, maxime.jayat@...ile-devices.fr, mkl@...gutronix.de, netdev@...r.kernel.org, o.rempel@...gutronix.de, robin@...tonic.nl, socketcan@...tkopp.net, syzkaller-bugs@...glegroups.com Subject: Re: KASAN: use-after-free Read in j1939_xtp_rx_abort_one syzbot has bisected this bug to: commit 9d71dd0c70099914fcd063135da3c580865e924c Author: The j1939 authors <linux-can@...r.kernel.org> Date: Mon Oct 8 09:48:36 2018 +0000 can: add support of SAE J1939 protocol bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1157fb1ae00000 start commit: a99d8080 Linux 5.4-rc6 git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=1357fb1ae00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1557fb1ae00000 kernel config: https://syzkaller.appspot.com/x/.config?x=896c87b73c6fcda6 dashboard link: https://syzkaller.appspot.com/bug?extid=db4869ba599c0de9b13e syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1435c078e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=139a3542e00000 Reported-by: syzbot+db4869ba599c0de9b13e@...kaller.appspotmail.com Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol") For information about bisection process see: https://goo.gl/tpsmEJ#bisection
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