syzbot


INFO: task hung in nbd_ioctl
Status: upstream: reported C repro on 2019/10/12 13:11
Reported-by: syzbot+15643e4cfffac60a87ed@syzkaller.appspotmail.com
First crash: 345d, last: 17h53m
similar bugs (4):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.14 INFO: task hung in nbd_ioctl C fix 18 269d 343d 1/1 fixed on 2019/12/28 10:32
linux-4.14 INFO: task hung in nbd_ioctl (2) C 16 16d 262d 0/1 upstream: reported C repro on 2020/01/03 17:08
upstream INFO: task hung in nbd_ioctl (2) 37 24d 77d 16/17 upstream: reported on 2020/07/06 15:22
upstream INFO: task hung in nbd_ioctl C cause 71 321d 356d 14/17 fixed on 2019/11/06 12:39

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info
ci2-linux-4-19 2020/08/26 13:09 linux-4.19.y f6d5cb9e 5d7b90f1 .config log report syz C
ci2-linux-4-19 2020/05/02 02:59 linux-4.19.y 76567537 5d7b90f1 .config log report syz C
Crashes (38):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci2-linux-4-19 2020/02/15 20:44 linux-4.19.y 9b15f7fa 5d7b90f1 .config log report syz C axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/09/20 23:38 linux-4.19.y 015e94d0 9564d2e9 .config log report syz axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/09/08 08:11 linux-4.19.y c37da90e abf9ba4f .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/09/07 19:43 linux-4.19.y c37da90e abf9ba4f .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/07/27 12:36 linux-4.19.y 20b3a3df cb93dc6a .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/07/03 08:23 linux-4.19.y 399849e4 f30c14bf .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/06/27 08:23 linux-4.19.y a39e7545 ffec44b5 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/06/03 16:03 linux-4.19.y 4707d8e5 a5ce5de0 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/05/11 16:36 linux-4.19.y 033c4ea4 f8f57555 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/04/02 02:03 linux-4.19.y 54b4fa6d a34e2c33 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/04/01 03:52 linux-4.19.y 54b4fa6d a34e2c33 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/03/31 09:45 linux-4.19.y 54b4fa6d c8d1cc20 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/03/03 02:21 linux-4.19.y a083db76 4a4e0509 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/03/03 00:07 linux-4.19.y a083db76 4a4e0509 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/02/16 05:26 linux-4.19.y 9b15f7fa 5d7b90f1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/02/15 18:34 linux-4.19.y 9b15f7fa 5d7b90f1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2020/02/10 23:09 linux-4.19.y b499cf4b d9e55b05 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/12/24 18:55 linux-4.19.y 672481c2 be5c2c81 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/12/17 09:57 linux-4.19.y 312017a4 d13d7958 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/11/05 08:33 linux-4.19.y ef244c30 76630fc9 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/11/02 19:25 linux-4.19.y ef244c30 997ccc67 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/11/02 18:50 linux-4.19.y ef244c30 997ccc67 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/31 12:08 linux-4.19.y ef244c30 a41ca8fa .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/30 17:57 linux-4.19.y ef244c30 5ea87a66 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/30 17:33 linux-4.19.y ef244c30 5ea87a66 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/30 11:26 linux-4.19.y ef244c30 5ea87a66 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/27 07:14 linux-4.19.y c3038e71 25bb509e .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/24 23:24 linux-4.19.y c3038e71 d01bb02a .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/22 08:10 linux-4.19.y c3038e71 c59a7cd8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/20 08:54 linux-4.19.y c3038e71 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/20 03:01 linux-4.19.y c3038e71 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/19 20:28 linux-4.19.y c3038e71 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/19 09:58 linux-4.19.y c3038e71 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/19 06:39 linux-4.19.y c3038e71 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/18 02:55 linux-4.19.y c3038e71 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/12 21:01 linux-4.19.y dafd6344 426631dd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/12 17:24 linux-4.19.y dafd6344 426631dd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci2-linux-4-19 2019/10/12 12:10 linux-4.19.y dafd6344 426631dd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org