Messages in this thread | | | From | Dmitry Vyukov <> | Date | Wed, 20 Mar 2019 17:41:01 +0100 | Subject | Re: general protection fault in fib6_purge_rt |
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On Wed, Mar 20, 2019 at 4:59 PM Jon Maloy <jon.maloy@ericsson.com> wrote: > > This one identifies the same culprit as syzbot+9d4c12bfd45a58738d0a@syzkaller.appspotmail.com, but points to a different bug. > That bug has also been fixed, in commit adba75be0d23 ("tipc: fix lockdep warning when reinitilaizing sockets"), applied in 4.20 but not present in 4.16, - the source of the dump. > Once again, a dump from 4.20/5.0 might be a help.
Looking at the bisection log maybe this reproducer triggers multiple kernel bugs. All crashes including the latest ones and other info are always available on the dashboard.
> ///jon > > > > -----Original Message----- > > From: syzbot <syzbot+a25307ad099309f1c2b9@syzkaller.appspotmail.com> > > Sent: 18-Mar-19 08:28 > > To: davem@davemloft.net; Jon Maloy <jon.maloy@ericsson.com>; > > kuznet@ms2.inr.ac.ru; linux-kernel@vger.kernel.org; > > netdev@vger.kernel.org; syzkaller-bugs@googlegroups.com; tipc- > > discussion@lists.sourceforge.net; ying.xue@windriver.com; yoshfuji@linux- > > ipv6.org > > Subject: Re: general protection fault in fib6_purge_rt > > > > syzbot has bisected this bug to: > > > > commit 52dfae5c85a4c1078e9f1d5e8947d4a25f73dd81 > > Author: Jon Maloy <jon.maloy@ericsson.com> > > 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=1116d2a3200000 > > start commit: 52dfae5c tipc: obtain node identity from interface by defa.. > > git tree: linux-next > > final crash: https://syzkaller.appspot.com/x/report.txt?x=1316d2a3200000 > > console output: https://syzkaller.appspot.com/x/log.txt?x=1516d2a3200000 > > kernel config: https://syzkaller.appspot.com/x/.config?x=c8b6073d992e8217 > > dashboard link: > > https://syzkaller.appspot.com/bug?extid=a25307ad099309f1c2b9 > > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16b2c56f200000 > > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=13b8890b200000 > > > > Reported-by: syzbot+a25307ad099309f1c2b9@syzkaller.appspotmail.com > > Fixes: 52dfae5c ("tipc: obtain node identity from interface by default") > > -- > You received this message because you are subscribed to the Google Groups "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-bugs+unsubscribe@googlegroups.com. > To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-bugs/BL0PR1501MB20039998B662DCC11E2B38D79A410%40BL0PR1501MB2003.namprd15.prod.outlook.com. > For more options, visit https://groups.google.com/d/optout.
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