syzbot


possible deadlock in console_lock_spinning_enable
Status: upstream: reported C repro on 2019/06/20 11:17
Reported-by: syzbot+3ed715090790806d8b18@syzkaller.appspotmail.com
First crash: 626d, last: 2d02h

Cause bisection: introduced by (bisect log) :
commit b6da31b2c07c46f2dcad1d86caa835227a16d9ff
Author: DaeRyong Jeong <threeearcat@gmail.com>
Date: Mon Apr 30 15:27:04 2018 +0000

  tty: Fix data race in tty_insert_flip_string_fixed_flag

Crash: possible deadlock in console_unlock (log)
Repro: C syz .config
duplicates (1):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
possible deadlock in console_unlock C done 19417 6h58m 1004d 0/21 closed as dup on 2021/01/21 05:31

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2020/01/13 20:39 upstream b3a987b0 34bf9440 .config log report syz C
Crashes (1566):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/02/18 02:17 upstream f40ddce8 14052202 .config log report syz C possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/16 15:42 upstream f40ddce8 98682e5e .config log report syz C possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/10 16:12 upstream e0756cfc 2bd9619f .config log report syz C possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/01/14 22:11 upstream 65f0d241 65a7a854 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/12/06 17:36 upstream 33256ce1 f12ba0c5 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/25 22:28 upstream 171d4ff7 4a006f63 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/13 02:25 upstream 729e3d09 ce441f06 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/12 18:47 upstream 729e3d09 ce441f06 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/11 11:58 upstream 581cb3a2 adfb8b4e .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/08 03:27 upstream f4d51dff abf9ba4f .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/06 04:21 upstream 9322c47b abf9ba4f .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/02 07:54 upstream b765a32a abf9ba4f .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/31 00:47 upstream 1127b219 d5a3ae1f .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/27 04:13 upstream 15bc20c6 318430cb .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/26 13:55 upstream 2ac69819 318430cb .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/26 09:46 upstream abb3438d 344da168 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/25 09:01 upstream 6a9dc5fd 344da168 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/25 00:43 upstream d012a719 67b599d1 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/20 01:13 upstream 18445bf4 94b45706 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/14 23:00 upstream a1d21081 424dd8e7 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/14 15:45 upstream a1d21081 424dd8e7 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/28 21:26 upstream 92ed3019 cb93dc6a .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/27 21:18 upstream 92ed3019 cb93dc6a .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/07/05 06:55 upstream 7cc2a8ea 51095195 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/04/17 01:54 upstream 9786cab6 c743fcb3 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/04/16 16:29 upstream 00086336 c743fcb3 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/04/16 00:39 upstream 8632e9b5 3f3c5574 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/04/15 21:30 upstream 8632e9b5 3f3c5574 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/04/10 18:23 upstream c0cc2711 a8c6a3f8 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/03/11 12:24 upstream e9414845 35f53e45 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/02/22 03:04 upstream b0dd1eb2 2ffa6679 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/02/19 05:58 upstream 0a44cac8 135c18aa .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/02/16 03:55 upstream 829e6944 5d7b90f1 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/02/13 04:09 upstream f2850dd5 84f4fc8a .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/02/07 05:05 upstream 90568ecf 06150bf1 .config log report syz C
ci-upstream-kasan-gce-smack-root 2019/06/20 23:33 upstream abf02e29 34bf9440 .config log report syz C
ci-upstream-kasan-gce-smack-root 2019/06/19 20:07 upstream bed3c0d8 34bf9440 .config log report syz C
ci-upstream-kasan-gce-smack-root 2019/06/19 15:26 upstream bed3c0d8 34bf9440 .config log report syz C
ci-upstream-kasan-gce-smack-root 2021/03/05 01:02 upstream cee407c5 9d751681 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/03/03 06:13 upstream 7a7fd0de e5b64d68 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/03/02 22:23 upstream 7a7fd0de 92ead296 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/03/01 11:48 upstream cd278456 4c37c133 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/28 19:02 upstream 5695e516 4c37c133 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/27 15:02 upstream 3fb6d0e0 4c37c133 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/27 11:05 upstream 3fb6d0e0 4c37c133 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/26 12:25 upstream 2c87f7a3 76f7fc95 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/25 12:33 upstream 719bbd4a fcc6d71b .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/25 11:01 upstream 719bbd4a fcc6d71b .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/24 14:11 upstream c03c21ba fcc6d71b .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/21 15:29 upstream e767b353 3e5ed8b4 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/21 14:01 upstream e767b353 3e5ed8b4 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/19 20:51 upstream f40ddce8 f689d40a .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/19 02:05 upstream f40ddce8 14052202 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/18 19:39 upstream f40ddce8 14052202 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/18 13:29 upstream f40ddce8 14052202 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/17 18:53 upstream f40ddce8 052f8d9f .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/16 12:03 upstream f40ddce8 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/15 15:53 upstream f40ddce8 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/15 06:46 upstream f40ddce8 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/15 03:25 upstream f40ddce8 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/14 11:26 upstream ac30d8ce 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/13 21:41 upstream c6d8570e 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/13 20:32 upstream c6d8570e 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/13 14:50 upstream c6d8570e 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/13 09:46 upstream c6d8570e 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/12 20:42 upstream dcc0b490 98682e5e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/12 14:30 upstream dcc0b490 a5f86b15 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/12 08:12 upstream 291009f6 a5f86b15 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/12 05:42 upstream 291009f6 a5f86b15 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/10 02:26 upstream e0756cfc 2bd9619f .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/09 20:32 upstream e0756cfc 2bd9619f .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/09 03:05 upstream e0756cfc 2bd9619f .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/08 04:25 upstream b75dba7f 2ce644fc .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/06 17:15 upstream 1e0d27fc 0655e081 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/06 16:08 upstream 1e0d27fc 0655e081 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/06 11:58 upstream 1e0d27fc 0655e081 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/06 10:39 upstream 1e0d27fc 23a562df .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/06 04:37 upstream 1e0d27fc 23a562df .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/04 09:07 upstream 3afe9076 624dad51 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/02/03 16:47 upstream 3aaf0a27 624dad51 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/01/30 16:44 upstream 0e9bcda5 fc9fd31e .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/01/29 04:26 upstream e5ff2cb9 7df34f59 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/01/27 14:45 upstream 2ab38c17 a0ebf917 .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/01/27 06:26 upstream 13391c60 55a7d4df .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/01/27 03:57 upstream 13391c60 55a7d4df .config log report info possible deadlock in console_lock_spinning_enable
ci-upstream-kasan-gce-smack-root 2021/01/16 23:04 upstream 1d94330a 65a7a854 .config log report info