syzbot


possible deadlock in dev_uc_sync_multiple (2)
Status: fixed on 2020/07/20 08:03
Reported-by: syzbot+@syzkaller.appspotmail.com
Fix commit: be74294f net: get rid of lockdep_set_class_and_subclass()
First crash: 355d, last: 345d
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream possible deadlock in dev_uc_sync_multiple (3) 1 291d 287d 0/22 auto-closed as invalid on 2020/12/31 04:17
upstream possible deadlock in dev_uc_sync_multiple 1 827d 827d 0/22 auto-closed as invalid on 2019/09/11 09:05
linux-4.19 possible deadlock in dev_uc_sync_multiple 1 307d 307d 0/1 auto-closed as invalid on 2020/12/15 01:55
linux-4.14 possible deadlock in dev_uc_sync_multiple 4 59d 292d 0/1 upstream: reported on 2020/09/01 06:30

Sample crash report:

Crashes (26):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-net-kasan-gce 2020/07/09 20:10 net-next e80a07b2 bc238812 .config log report
ci-upstream-net-kasan-gce 2020/07/09 11:27 net-next e80a07b2 bc238812 .config log report
ci-upstream-net-kasan-gce 2020/07/08 20:34 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/08 20:12 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/07 18:05 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/07 11:14 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/07 06:48 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/07 01:50 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/06 23:08 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/06 08:49 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/06 04:18 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/05 22:15 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/05 08:03 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/05 03:28 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/04 23:01 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/04 10:24 net-next e44f65fd 51095195 .config log report
ci-upstream-net-kasan-gce 2020/07/03 17:56 net-next 23212a70 bed10395 .config log report
ci-upstream-net-kasan-gce 2020/07/03 13:14 net-next 23212a70 bed10395 .config log report
ci-upstream-net-kasan-gce 2020/07/03 09:15 net-next 23212a70 bed10395 .config log report
ci-upstream-net-kasan-gce 2020/07/02 21:52 net-next 23212a70 bed10395 .config log report
ci-upstream-net-kasan-gce 2020/06/30 10:27 net-next b08866f4 a2cdad9d .config log report
ci-upstream-net-kasan-gce 2020/06/30 08:51 net-next b08866f4 a2cdad9d .config log report
ci-upstream-net-kasan-gce 2020/06/30 05:37 net-next b08866f4 a2cdad9d .config log report
ci-upstream-net-kasan-gce 2020/06/29 22:02 net-next b08866f4 a2cdad9d .config log report
ci-upstream-net-kasan-gce 2020/06/29 10:13 net-next b08866f4 a2cdad9d .config log report
ci-upstream-net-kasan-gce 2020/06/29 07:18 net-next b08866f4 a2cdad9d .config log report