syzbot


possible deadlock in vprintk_emit
Status: upstream: reported C repro on 2019/04/16 05:43
Reported-by: syzbot+4afd53f5cc81c8427bda@syzkaller.appspotmail.com
First crash: 451d, last: 42d

Fix bisection: the fix commit could be any of (bisect log):

  1ec8f1f0bffe Linux 4.14.111
  4139fb08c05f Linux 4.14.187
similar bugs (4):
Kernel Title Repro Bisected Count Last Reported Patched Status
android-414 possible deadlock in vprintk_emit 5 468d 455d 0/1 auto-closed as invalid on 2019/09/26 04:13
android-414 possible deadlock in vprintk_emit (2) 1 263d 263d 0/1 auto-closed as invalid on 2020/02/18 18:06
upstream possible deadlock in vprintk_emit C 1433 165d 763d 0/17 closed as dup on 2018/06/08 07:50
linux-4.19 possible deadlock in vprintk_emit C 172 13d 456d 0/1 upstream: reported C repro on 2019/04/11 22:47

Sample crash report:

Crashes (280):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro Maintainers
ci2-linux-4-14 2019/04/16 04:42 linux-4.14.y 1ec8f1f0 505ab413 .config log report syz C gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/30 04:29 linux-4.14.y 9fa690a2 5ed23f9a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/28 12:29 linux-4.14.y 9a95f252 56cd6c9b .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/27 17:00 linux-4.14.y 9a95f252 56cd6c9b .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/27 00:32 linux-4.14.y 8bac5040 dd56146d .config log report axboe@kernel.dk, efremov@ispras.ru, gregkh@linuxfoundation.org, jannh@google.com, jikos@kernel.org, linux-kernel@vger.kernel.org, sashal@kernel.org, yuyufen@huawei.com
ci2-linux-4-14 2020/01/26 08:14 linux-4.14.y 8bac5040 f4e7270e .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/21 09:08 linux-4.14.y c1141b3a 8eda0b95 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/21 03:25 linux-4.14.y c1141b3a 8eda0b95 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/18 08:07 linux-4.14.y c1141b3a 3de7aabb .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/14 22:11 linux-4.14.y c04fc6fa fa12bd3c .config log report axboe@kernel.dk, dan.carpenter@oracle.com, efremov@ispras.ru, jannh@google.com, jikos@kernel.org, linux-kernel@vger.kernel.org, sashal@kernel.org, yuyufen@huawei.com
ci2-linux-4-14 2020/01/14 12:26 linux-4.14.y 6d0c334a 32881205 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/14 06:39 linux-4.14.y 6d0c334a 32881205 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/13 22:05 linux-4.14.y 6d0c334a 99565c1a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/13 20:00 linux-4.14.y 6d0c334a 99565c1a .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/13 17:07 linux-4.14.y 6d0c334a 99565c1a .config log report alex.popov@linux.com, axboe@kernel.dk, efremov@ispras.ru, gregkh@linuxfoundation.org, jannh@google.com, jikos@kernel.org, linux-kernel@vger.kernel.org, sashal@kernel.org, yuyufen@huawei.com
ci2-linux-4-14 2020/01/11 18:29 linux-4.14.y b0cdffaa 4c04afaa .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/11 09:51 linux-4.14.y b0cdffaa 4c04afaa .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2020/01/08 18:48 linux-4.14.y 84f5ad46 ddc3e859 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/29 11:38 linux-4.14.y e1f7d50a af6b8ef8 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/23 21:48 linux-4.14.y e1f7d50a be5c2c81 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/23 14:15 linux-4.14.y e1f7d50a be5c2c81 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/23 08:28 linux-4.14.y e1f7d50a 8b967267 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/22 05:35 linux-4.14.y e1f7d50a bc586918 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/21 15:00 linux-4.14.y e1f7d50a bc586918 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/20 18:58 linux-4.14.y bfb9e5c0 34011c05 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/20 07:51 linux-4.14.y bfb9e5c0 36650b4b .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/19 23:51 linux-4.14.y bfb9e5c0 36650b4b .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/19 06:21 linux-4.14.y bfb9e5c0 79b211f7 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/18 01:38 linux-4.14.y bfb9e5c0 1af3875f .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/17 19:26 linux-4.14.y a844dc4c 1af3875f .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/17 09:18 linux-4.14.y a844dc4c d13d7958 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/15 22:16 linux-4.14.y a844dc4c eef6e580 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/15 08:36 linux-4.14.y a844dc4c eef6e580 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/14 16:48 linux-4.14.y a844dc4c eef6e580 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/14 00:36 linux-4.14.y a844dc4c a5c1ab05 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/13 04:33 linux-4.14.y a844dc4c 08003f64 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/12 15:39 linux-4.14.y a844dc4c d973f528 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/12 14:06 linux-4.14.y a844dc4c d973f528 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/10 22:48 linux-4.14.y a844dc4c 101194eb .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/10 22:40 linux-4.14.y a844dc4c 101194eb .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/09 16:45 linux-4.14.y a844dc4c b31eda3d .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/07 22:45 linux-4.14.y a844dc4c 1508f453 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/07 09:53 linux-4.14.y a844dc4c 85f26751 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/06 19:20 linux-4.14.y a844dc4c 85f26751 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/06 07:59 linux-4.14.y a844dc4c 98b4ef2d .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/06 03:04 linux-4.14.y a844dc4c 98b4ef2d .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/05 18:21 linux-4.14.y a844dc4c 9fd5a512 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/02 14:51 linux-4.14.y fbc5fe7a f879db37 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/02 05:23 linux-4.14.y fbc5fe7a f879db37 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/12/01 05:20 linux-4.14.y 43598c57 a76bf83f .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org
ci2-linux-4-14 2019/11/28 18:17 linux-4.14.y 43598c57 97264cb1 .config log report gregkh@linuxfoundation.org, jslaby@suse.com, linux-kernel@vger.kernel.org