From mboxrd@z Thu Jan 1 00:00:00 1970 From: syzbot Subject: Re: general protection fault in j1939_priv_get_by_ndev_locked Date: Sun, 03 Nov 2019 01:04:00 -0700 Message-ID: <00000000000050f87c05966ca43a@google.com> References: <000000000000595be405966c3231@google.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Return-path: In-Reply-To: <000000000000595be405966c3231@google.com> Sender: netdev-owner@vger.kernel.org To: bst@pengutronix.de, davem@davemloft.net, dev.kurt@vandijck-laurijssen.be, ecathinds@gmail.com, kernel@pengutronix.de, linux-can@vger.kernel.org, linux-kernel@vger.kernel.org, linux@rempel-privat.de, lkp@intel.com, maxime.jayat@mobile-devices.fr, mkl@pengutronix.de, netdev@vger.kernel.org, o.rempel@pengutronix.de, robin@protonic.nl, socketcan@hartkopp.net, syzkaller-bugs@googlegroups.com List-Id: linux-can.vger.kernel.org syzbot has bisected this bug to: commit 9d71dd0c70099914fcd063135da3c580865e924c Author: The j1939 authors 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=11267914e00000 start commit: 7de08690 powerpc/bpf: Fix tail call implementation git tree: bpf final crash: https://syzkaller.appspot.com/x/report.txt?x=13267914e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=15267914e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=2cc209e226c8fbbd dashboard link: https://syzkaller.appspot.com/bug?extid=feff46f1778030d14234 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1726e97ce00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1678e4ece00000 Reported-by: syzbot+feff46f1778030d14234@syzkaller.appspotmail.com Fixes: 9d71dd0c7009 ("can: add support of SAE J1939 protocol") For information about bisection process see: https://goo.gl/tpsmEJ#bisection