syzbot


possible deadlock in rtnl_lock (3)
Status: fixed on 2018/02/07 13:48
Reported-by: syzbot+63682ce11532e0da2b9d@syzkaller.appspotmail.com
Fix commit: 3f34cfae1238 netfilter: on sockopt() acquire sock lock only in the required scope
First crash: 1398d, last: 1395d
similar bugs (9):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-44 possible deadlock in rtnl_lock C 4676 774d 967d 0/2 public: reported C repro on 2019/04/12 00:00
upstream possible deadlock in rtnl_lock (5) C 1009 1319d 1347d 6/22 fixed on 2018/05/08 18:30
linux-4.19 possible deadlock in rtnl_lock C error 31 448d 698d 0/1 upstream: reported C repro on 2020/01/06 01:18
upstream possible deadlock in rtnl_lock (4) C 73333 1378d 1395d 4/22 fixed on 2018/02/26 20:04
upstream possible deadlock in rtnl_lock (6) C done error 551 637d 879d 0/22 upstream: reported C repro on 2019/07/08 19:37
android-49 possible deadlock in rtnl_lock C 2906 1197d 1348d 0/3 closed as invalid on 2019/04/05 05:43
upstream possible deadlock in rtnl_lock C 15711 1402d 1458d 4/22 fixed on 2018/02/01 04:00
upstream possible deadlock in rtnl_lock (2) C 10369 1398d 1401d 4/22 fixed on 2018/02/04 23:45
linux-4.14 possible deadlock in rtnl_lock C inconclusive 312 556d 698d 0/1 upstream: reported C repro on 2020/01/06 01:45

Sample crash report:

Crashes (3633):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2018/02/07 10:07 upstream cbd7b8a76b79 66c15deb .config log report syz C
ci-upstream-kasan-gce 2018/02/06 18:38 upstream e237f98a9c13 66c15deb .config log report syz C
ci-upstream-kasan-gce 2018/02/06 17:19 upstream e237f98a9c13 66c15deb .config log report syz C
ci-upstream-kasan-gce 2018/02/06 11:45 upstream e237f98a9c13 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/06 11:12 upstream e237f98a9c13 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/06 10:54 upstream e237f98a9c13 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/06 09:34 upstream 2deb41b24532 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/06 07:31 upstream 2deb41b24532 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/06 07:14 upstream 2deb41b24532 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/06 06:47 upstream 2deb41b24532 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/06 05:37 upstream 2deb41b24532 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/06 01:57 upstream 2deb41b24532 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/06 00:45 upstream 2deb41b24532 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 23:15 upstream 2deb41b24532 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 21:31 upstream 2deb41b24532 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 20:33 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 19:42 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 19:21 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 19:04 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 18:15 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 17:12 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 16:36 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 16:20 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 14:54 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 14:37 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 10:04 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 07:23 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 06:30 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 05:20 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 04:36 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 04:17 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 03:06 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 02:18 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 01:45 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 01:09 upstream 35277995e179 a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/07 10:35 net-next 617aebe6a97e 66c15deb .config log report syz C
ci-upstream-net-kasan-gce 2018/02/07 03:50 net-next 617aebe6a97e 66c15deb .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 18:09 net-next 617aebe6a97e 66c15deb .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 16:47 net-next 617aebe6a97e 66c15deb .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 11:18 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 11:01 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 10:20 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 09:32 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 07:55 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 06:55 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 05:54 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 05:19 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/06 01:39 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 22:55 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 21:02 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 20:07 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 19:16 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 17:49 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 16:55 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 15:53 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 15:40 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 14:55 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 14:28 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 13:36 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 09:42 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 06:48 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 06:12 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 05:20 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 05:02 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 04:19 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 02:35 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 01:42 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 00:40 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-net-kasan-gce 2018/02/05 00:32 net-next 617aebe6a97e a1bc9d40 .config log report syz C
ci-upstream-kasan-gce 2018/02/05 13:24 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:24 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:20 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:18 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:13 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:11 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:09 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:09 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:07 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:04 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:01 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 13:01 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:56 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:54 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:53 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:51 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:51 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:50 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:50 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:49 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:47 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:44 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:43 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:39 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:38 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:37 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:36 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:34 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:32 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:20 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:19 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:17 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:17 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:15 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:12 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:11 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:10 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:09 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:07 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-kasan-gce 2018/02/05 12:07 upstream 35277995e179 a1bc9d40 .config log report
ci-upstream-net-kasan-gce 2018/02/04 23:56 net-next 617aebe6a97e a1bc9d40 .config log report