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: 958d, last: 2h01m

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 vprintk_emit C 1433 357d 956d 0/17 closed as dup on 2018/06/08 07:50
similar bugs (3):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 possible deadlock in console_unlock C 4081 now 648d 0/1 upstream: reported C repro on 2019/04/11 15:05
linux-4.14 possible deadlock in console_unlock C 4389 36m 644d 0/1 upstream: reported C repro on 2019/04/16 05:13
android-414 possible deadlock in console_unlock C 5 684d 648d 0/1 public: reported C repro on 2019/04/12 00:01

Sample crash report:

Crashes (18861):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-selinux-root 2021/01/08 16:13 upstream f5e6c330 c104d4a3 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/07 22:37 upstream 71c061d2 c104d4a3 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/12/30 12:53 upstream 139711f0 0fa352f2 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/12/22 13:24 upstream 8653b778 04201c06 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-qemu-upstream 2020/12/11 06:50 upstream 9fca90cf f900b48c .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/10/05 14:43 upstream 549738f1 5ef9c291 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/10/04 05:53 upstream 22fbc037 1a3f9408 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/24 20:28 upstream c9c9e6a4 54289b08 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/24 10:00 upstream c9c9e6a4 54289b08 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/23 18:01 upstream 805c6d3c 287cd75a .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/22 02:42 upstream ba4f184e 9e1fa68e .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/22 00:01 upstream ba4f184e 9e1fa68e .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/21 04:25 upstream 325d0eab 9564d2e9 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/21 02:25 upstream 325d0eab 9564d2e9 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/13 00:54 upstream 729e3d09 ce441f06 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/12 22:13 upstream 729e3d09 ce441f06 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/12 02:59 upstream e8878ab8 79fb24e2 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/10 08:26 upstream 34d4ddd3 409809d8 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/09 04:06 upstream 612ab8ad abf9ba4f .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/09/04 12:19 upstream e28f0104 abf9ba4f .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/09/03 11:10 upstream fc3abb53 abf9ba4f .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/08/31 07:57 upstream dcc5c6f0 d5a3ae1f .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/08/30 17:29 upstream 1127b219 d5a3ae1f .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/08/27 05:19 upstream 15bc20c6 318430cb .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/08/27 04:24 upstream 15bc20c6 318430cb .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/08/26 15:45 upstream 2ac69819 318430cb .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/08/26 13:40 upstream 2ac69819 318430cb .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2020/08/26 09:02 upstream abb3438d 344da168 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, 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 2021/01/01 12:16 linux-next d7a03a44 79264ae3 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/12/11 04:48 linux-next 14240d4c f900b48c .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/11/02 12:56 linux-next b49976d8 8bc4594f .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/10/08 05:12 linux-next 8b787da7 1880b4a9 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/10/06 09:50 linux-next 2172e358 1880b4a9 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/28 02:01 linux-next d1d2220c 5dd8aee8 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/27 21:11 linux-next d1d2220c 5dd8aee8 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/26 07:59 linux-next d1d2220c 4a006f63 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/25 11:32 linux-next d1d2220c 54289b08 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/09/23 04:12 linux-next e6499702 3e8f6c27 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/31 18:06 linux-next b36c9697 d5a3ae1f .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/27 00:17 linux-next f37be724 318430cb .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2020/08/26 09:32 linux-next 3a00d3df 344da168 .config log report syz C gregkh@linuxfoundation.org, jirislaby@kernel.org, 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-kasan-gce-selinux-root 2021/01/19 10:44 upstream 1e2a199f 63631df1 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/19 05:03 upstream 1e2a199f 63631df1 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/19 01:18 upstream 19c329f6 63631df1 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/18 11:39 upstream a1339d63 fd103621 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/18 02:37 upstream a1339d63 fd103621 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/17 19:03 upstream 0da0a8a0 813be542 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/17 15:01 upstream 0da0a8a0 813be542 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2021/01/18 16:23 linux-next 93bf8b94 63631df1 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2021/01/18 04:21 linux-next b3a3cbde fd103621 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/17 13:47 upstream 0da0a8a0 813be542 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2021/01/17 03:14 upstream 0da0a8a0 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/17 01:27 upstream 0da0a8a0 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/16 23:00 upstream 1d94330a 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/16 18:06 upstream 1d94330a 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2021/01/16 14:40 upstream 1d94330a 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/16 11:11 upstream 1d94330a 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/16 04:42 upstream 5ee88057 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/15 19:01 upstream 5ee88057 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/15 16:20 upstream 5ee88057 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/15 15:11 upstream 14662050 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/15 08:18 upstream 14662050 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/15 04:04 upstream 14662050 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/14 20:16 upstream 65f0d241 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2021/01/14 11:08 upstream 65f0d241 269d24e8 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/14 09:44 upstream 65f0d241 269d24e8 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/14 05:33 upstream 65f0d241 269d24e8 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/14 03:58 upstream 65f0d241 269d24e8 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/13 22:43 upstream e609571b a945f0a3 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce 2021/01/13 20:10 upstream e609571b a945f0a3 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/13 19:10 upstream e609571b a945f0a3 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/13 17:18 upstream e609571b a945f0a3 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/13 15:21 upstream e609571b a945f0a3 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/13 13:11 upstream e609571b a945f0a3 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/12 20:39 upstream e609571b 0cdd6185 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/12 15:40 upstream a0d54b4f 2c1f2513 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/12 15:23 upstream a0d54b4f 2c1f2513 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/11 23:25 upstream 7c53f6b6 2c1f2513 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2021/01/11 20:53 upstream 7c53f6b6 2c1f2513 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2021/01/11 16:24 upstream 7c53f6b6 2c1f2513 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, 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 2021/01/10 11:32 upstream 2ff90100 2c1f2513 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-qemu-upstream-386 2021/01/09 00:46 upstream 6279d812 c104d4a3 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, 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 2021/01/16 17:54 linux-next b3a3cbde 65a7a854 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2021/01/14 04:06 linux-next aa515cdc 269d24e8 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2021/01/13 09:54 linux-next aa515cdc 0cdd6185 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2021/01/12 23:33 linux-next df869cab 0cdd6185 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2021/01/12 06:26 linux-next df869cab 2c1f2513 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2021/01/11 22:04 linux-next ef8b014e 2c1f2513 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org
ci-upstream-linux-next-kasan-gce-root 2021/01/11 20:58 linux-next ef8b014e 2c1f2513 .config log report info gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org