syzbot


possible deadlock in __dev_queue_xmit (3)
Status: upstream: reported C repro on 2019/12/03 09:55
Reported-by: syzbot+3b165dac15094065651e@syzkaller.appspotmail.com
First crash: 613d, last: 7d21h

Cause bisection: introduced by (bisect log) :
commit 1a33e10e4a95cb109ff1145098175df3113313ef
Author: Cong Wang <xiyou.wangcong@gmail.com>
Date: Sun May 3 05:22:19 2020 +0000

  net: partially revert dynamic lockdep key changes

Crash: possible deadlock in __dev_queue_xmit (log)
Repro: C syz .config

Fix bisection: the fix commit could be any of (bisect log):
  fb893de323e2 Merge tag 'tag-chrome-platform-for-v5.9' of git://git.kernel.org/pub/scm/linux/kernel/git/chrome-platform/linux
  ad9f25d33860 Merge tag 'netfs-lib-fixes-20200525' of git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs
similar bugs (7):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-49 possible deadlock in __dev_queue_xmit 4 773d 842d 0/3 auto-closed as invalid on 2019/10/25 08:36
linux-4.19 possible deadlock in __dev_queue_xmit C 4 12d 368d 0/1 upstream: reported C repro on 2020/07/31 07:05
android-414 possible deadlock in __dev_queue_xmit 3 832d 843d 0/1 auto-closed as invalid on 2019/10/21 21:31
android-44 possible deadlock in __dev_queue_xmit 14 608d 670d 0/2 auto-closed as invalid on 2020/04/02 07:14
linux-4.14 possible deadlock in __dev_queue_xmit 7 319d 764d 0/1 auto-closed as invalid on 2021/01/16 21:33
upstream possible deadlock in __dev_queue_xmit 1 931d 931d 0/22 closed as invalid on 2019/03/10 18:51
upstream possible deadlock in __dev_queue_xmit (2) 2 743d 859d 0/22 auto-closed as invalid on 2019/11/19 09:01

Sample crash report:

Crashes (90):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2020/08/13 00:26 upstream fb893de323e2 bc15f7db .config log report syz C
ci-upstream-kasan-gce-root 2020/08/02 20:34 upstream ac3a0c847296 63a73341 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/08/01 05:03 upstream d8b9faec54ae d895b3be .config log report syz C
ci-upstream-kasan-gce-386 2020/08/13 02:20 upstream fb893de323e2 bc15f7db .config log report syz C
ci-upstream-net-this-kasan-gce 2020/07/31 07:12 net 27a2145d6f82 8df85ed9 .config log report syz C
ci-upstream-net-kasan-gce 2020/07/31 07:16 net-next 41d707b7332f 8df85ed9 .config log report syz C
ci-upstream-linux-next-kasan-gce-root 2020/08/04 22:00 linux-next 01830e6c042e 80a06902 .config log report syz C
ci-upstream-kasan-gce-root 2021/07/18 15:00 upstream 1d67c8d993ba f115ae98 .config log report info possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce-smack-root 2021/01/26 00:46 upstream f8ad8187c3b5 52e37319 .config log report info possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce-root 2021/01/22 03:09 upstream 9f29bd8b2e71 d4f4eca5 .config log report info possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce 2021/07/27 08:14 net 92766c4628ea fd511809 .config log report info possible deadlock in __dev_queue_xmit
ci-upstream-net-this-kasan-gce 2021/07/02 14:07 net dbe69e433722 658ebc66 .config log report info possible deadlock in __dev_queue_xmit
ci-upstream-net-kasan-gce 2021/03/27 04:15 net-next 6c996e19949b a8529b82 .config log report info possible deadlock in __dev_queue_xmit
ci-upstream-kasan-gce 2020/11/24 12:06 upstream d5beb3140f91 1ab681a4 .config log report info
ci-upstream-kasan-gce-root 2020/11/20 12:48 upstream 4d02da974ea8 0767f13f .config log report info
ci-upstream-kasan-gce 2020/08/21 16:58 upstream da2968ff879b 6436ce4b .config log report
ci-upstream-kasan-gce-root 2020/07/30 01:54 upstream d3590ebf6f91 233283a1 .config log report
ci-upstream-kasan-gce 2020/02/15 19:51 upstream 829e69446995 5d7b90f1 .config log report
ci-upstream-kasan-gce 2019/12/27 21:08 upstream 46cf053efec6 be5c2c81 .config log report
ci-upstream-net-this-kasan-gce 2020/08/09 18:23 net 7c7ab580db49 70301872 .config log report
ci-upstream-bpf-kasan-gce 2020/06/08 08:07 bpf e7ed83d6fa1a 7751efd0 .config log report
ci-upstream-net-kasan-gce 2020/12/14 00:14 net-next 13458ffe0a95 b22a7ec3 .config log report info
ci-upstream-net-kasan-gce 2020/12/04 19:40 net-next 55fd59b003f6 20366b87 .config log report info
ci-upstream-net-kasan-gce 2020/11/11 14:35 net-next 1aa844b92176 cca87986 .config log report info
ci-upstream-net-kasan-gce 2020/08/05 08:06 net-next da7955405fb2 80a06902 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/30 16:31 bpf-next cb8e59cc8720 a2cdad9d .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/27 20:52 bpf-next cb8e59cc8720 ffec44b5 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/11 04:15 bpf-next cb8e59cc8720 a6f7998d .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/11 02:16 bpf-next cb8e59cc8720 a6f7998d .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/10 23:44 bpf-next cb8e59cc8720 a6f7998d .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/08 22:54 bpf-next cb8e59cc8720 7604bb03 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/07 08:40 bpf-next cb8e59cc8720 e6b89e4e .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/07 06:48 bpf-next cb8e59cc8720 e6b89e4e .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/06 23:32 bpf-next cb8e59cc8720 e6b89e4e .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/05 14:19 bpf-next cb8e59cc8720 2420d1bc .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/05 04:06 bpf-next cb8e59cc8720 6720fdef .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/04 02:00 bpf-next e8224bfe7729 a5ce5de0 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/03 23:56 bpf-next e8224bfe7729 a5ce5de0 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/03 09:24 bpf-next e8224bfe7729 f3ba1b5b .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/03 05:04 bpf-next e8224bfe7729 f3ba1b5b .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/02 23:14 bpf-next 9a25c1df24a6 52fd7b7d .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/02 21:35 bpf-next 9a25c1df24a6 52fd7b7d .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/02 06:00 bpf-next d6e6af8f783e a0331e89 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/02 04:09 bpf-next d6e6af8f783e a0331e89 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/02 02:32 bpf-next d6e6af8f783e a0331e89 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/01 12:02 bpf-next 551f08b1d8ea a0331e89 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/01 08:44 bpf-next 551f08b1d8ea a0331e89 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/01 06:52 bpf-next 551f08b1d8ea a0331e89 .config log report
ci-upstream-bpf-next-kasan-gce 2020/06/01 01:40 bpf-next 551f08b1d8ea a0331e89 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/31 17:57 bpf-next 551f08b1d8ea a0331e89 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/30 03:01 bpf-next 551f08b1d8ea 3905eaae .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/29 01:21 bpf-next 9b185fa42176 0d951763 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/28 22:53 bpf-next 9b185fa42176 0d951763 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/28 00:17 bpf-next c41f9b7371d0 ec153193 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/27 21:56 bpf-next c41f9b7371d0 ec153193 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/27 07:23 bpf-next c409dc81b682 9072c126 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/26 23:09 bpf-next c409dc81b682 9072c126 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/26 16:10 bpf-next ff5076b11708 8ca3b7d2 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/26 13:08 bpf-next ff5076b11708 8ca3b7d2 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/26 10:25 bpf-next ff5076b11708 8ca3b7d2 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/26 01:50 bpf-next ff5076b11708 30927cd7 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/25 20:40 bpf-next a152b85984a0 30927cd7 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/25 11:18 bpf-next a152b85984a0 11284182 .config log report
ci-upstream-bpf-next-kasan-gce 2020/05/25 10:42 bpf-next a152b85984a0 11284182 .config log report
ci-upstream-bpf-next-kasan-gce 2020/04/07 05:47 bpf-next 1a323ea5356e 99a96044 .config log report
ci-upstream-linux-next-kasan-gce-root 2020/02/11 03:02 linux-next ac431e2d7b1b 084454ae .config log report
ci-upstream-linux-next-kasan-gce-root 2020/02/06 13:42 linux-next a0c61bf1c773 c91cbc9d .config log report
ci-upstream-linux-next-kasan-gce-root 2019/11/29 08:53 linux-next 419593dad843 76357d6f .config log report