syzbot


possible deadlock in console_unlock
Status: upstream: reported C repro on 2018/06/06 13:17
Reported-by: syzbot+43e93968b964e369db0b@syzkaller.appspotmail.com
First crash: 624d, last: 48m

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 Bisected Count Last Reported Patched Status
possible deadlock in vprintk_emit C 1433 24d 623d 0/17 closed as dup on 2018/06/08 07:50
similar bugs (3):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.19 possible deadlock in console_unlock C 2116 2h09m 315d 0/1 upstream: reported C repro on 2019/04/11 15:05
linux-4.14 possible deadlock in console_unlock C 2242 7h15m 311d 0/1 upstream: reported C repro on 2019/04/16 05:13
android-414 possible deadlock in console_unlock C 5 350d 315d 0/1 public: reported C repro on 2019/04/12 00:01

Sample crash report:

Crashes (16895):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci-upstream-kasan-gce-root 2020/02/21 08:49 upstream ca7e1fd1 bd2a74a3 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/18 22:07 upstream b1da3acc 012fbc32 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/15 17:11 upstream 2019fc96 5d7b90f1 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/12 23:48 upstream f2850dd5 84f4fc8a .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/10 00:04 upstream d1ea35f4 35f5e45e .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/01/04 22:28 upstream 3a562aee 68256974 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/01/04 12:53 upstream bed72351 68256974 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/30 02:53 upstream a99efa00 af6b8ef8 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/30 01:49 upstream a99efa00 af6b8ef8 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/26 06:56 upstream 46cf053e be5c2c81 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/26 06:30 upstream 46cf053e be5c2c81 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/09 23:20 upstream e42617b8 b31eda3d .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/09 17:19 upstream e42617b8 b31eda3d .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/09 04:05 upstream 9455d25f 1508f453 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/07 14:43 upstream eea2d5da 85f26751 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/07 09:12 upstream 7ada90eb 85f26751 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/07 08:55 upstream 7ada90eb 85f26751 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/07 08:37 upstream 7ada90eb 85f26751 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2018/06/07 04:43 upstream 0ad39cb3 e0e534c6 .config log report syz C linux-kernel@vger.kernel.org, pmladek@suse.com, rostedt@goodmis.org, sergey.senozhatsky@gmail.com
ci-upstream-linux-next-kasan-gce-root 2020/01/09 15:02 linux-next 85cff1ab ddc3e859 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/01/06 03:12 linux-next 7ddd09fc 438e1227 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/01/02 03:09 linux-next 7ddd09fc 25a0186e .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/21 12:20 linux-next 7ddd09fc bc586918 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 18:29 linux-next 9f8535c5 36650b4b .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 10:07 linux-next b9c5ef25 79b211f7 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 09:32 linux-next b9c5ef25 79b211f7 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 09:13 linux-next b9c5ef25 79b211f7 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 08:55 linux-next b9c5ef25 79b211f7 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 07:39 linux-next b9c5ef25 79b211f7 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 07:22 linux-next b9c5ef25 79b211f7 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 06:49 linux-next b9c5ef25 79b211f7 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 06:31 linux-next b9c5ef25 79b211f7 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 05:56 linux-next b9c5ef25 79b211f7 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/16 11:05 linux-next 32b8acf8 eef6e580 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/16 08:07 linux-next 32b8acf8 eef6e580 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/11 11:53 upstream 6794862a 101194eb .config log report syz gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/12/11 03:26 upstream 6794862a 5a5826a1 .config log report syz gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/10 13:45 upstream 6794862a 4b83c8fb .config log report syz gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2019/12/07 10:37 upstream 7ada90eb 85f26751 .config log report syz gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2018/06/06 12:05 upstream af6c5d5e 41f9540d .config log report syz linux-kernel@vger.kernel.org, pmladek@suse.com, rostedt@goodmis.org, sergey.senozhatsky@gmail.com
ci-upstream-linux-next-kasan-gce-root 2019/12/23 09:53 linux-next 7ddd09fc 8b967267 .config log report syz gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/22 15:55 linux-next 7ddd09fc 8b967267 .config log report syz gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2019/12/19 08:38 linux-next b9c5ef25 79b211f7 .config log report syz gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/20 17:50 upstream ca7e1fd1 81230308 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/20 16:36 upstream ca7e1fd1 81230308 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/20 12:01 upstream ca7e1fd1 81230308 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/20 04:40 upstream 4b205766 b690a6e3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/20 03:15 upstream 4b205766 b690a6e3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/19 21:03 upstream 4b205766 b690a6e3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/19 11:32 upstream 0a44cac8 135c18aa .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/18 12:48 upstream 11a48a5a 1ce142dc .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/18 09:52 upstream 11a48a5a 1ce142dc .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/18 07:46 upstream 11a48a5a 1ce142dc .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/17 17:45 upstream 11a48a5a 2b411596 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/17 05:29 upstream 11a48a5a 1f448cd6 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/16 21:04 upstream db70e26e cf914200 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/16 00:40 upstream 829e6944 5d7b90f1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/15 23:31 upstream 829e6944 5d7b90f1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/14 22:22 upstream b19e8c68 5d7b90f1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/14 18:37 upstream b19e8c68 5d7b90f1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/14 03:20 upstream 0bf999f9 c5ed587f .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/13 20:50 upstream 0bf999f9 c5ed587f .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/13 12:04 upstream f2850dd5 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/13 09:12 upstream f2850dd5 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/13 07:33 upstream f2850dd5 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/13 04:53 upstream f2850dd5 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/13 03:15 upstream f2850dd5 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2020/02/12 19:04 upstream 359c92c0 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/02/12 01:13 upstream 0a679e13 4d1ab643 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/02/12 01:05 upstream 0a679e13 4d1ab643 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-qemu-upstream 2020/01/15 14:50 upstream 95e20af9 fa12bd3c .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-smack-root 2019/06/18 20:22 upstream 29f785ff e3f76baa .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/02/21 04:11 upstream ca7e1fd1 bd2a74a3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-386 2020/02/12 06:09 upstream 359c92c0 a75b198c .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-qemu-upstream-386 2020/01/15 13:10 upstream 95e20af9 fa12bd3c .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-net-this-kasan-gce 2019/02/08 06:03 net ec7fd009 aa4feb03 .config log report axboe@kernel.dk, jikos@kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-bpf-kasan-gce 2019/02/01 06:20 bpf f01c2803 0e8ea0a3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-bpf-next-kasan-gce 2019/09/25 01:43 bpf-next b41dae06 0942eab8 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-net-kasan-gce 2019/05/03 02:19 net-next 26f146ed e9039493 .config log report axboe@kernel.dk, jikos@kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/20 21:40 linux-next f4aba101 bd2a74a3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/20 20:39 linux-next f4aba101 bd2a74a3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/19 23:39 linux-next 1d7f85df b690a6e3 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/18 06:35 linux-next c25a951c 1ce142dc .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/17 22:10 linux-next c25a951c 2b411596 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/17 14:47 linux-next c25a951c 2b411596 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/16 16:44 linux-next 9f01828e cf914200 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/16 09:29 linux-next 9f01828e 5d7b90f1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/16 07:25 linux-next 9f01828e 5d7b90f1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/16 06:06 linux-next 9f01828e 5d7b90f1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/14 14:42 linux-next 9f01828e 5d7b90f1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/14 04:34 linux-next 9f01828e c5ed587f .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/13 18:36 linux-next 51d5d207 c5ed587f .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/13 00:50 linux-next 12975989 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/12 21:37 linux-next 12975989 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/12 17:53 linux-next 12975989 84f4fc8a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/12 14:18 linux-next 12975989 a75b198c .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/02/12 12:50 linux-next 12975989 a75b198c .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org