syzbot


INFO: task hung in nbd_ioctl
Status: fixed on 2019/11/06 12:39
Reported-by: syzbot+24c12fa8d218ed26011a@syzkaller.appspotmail.com
Fix commit: cf1b2326 nbd: verify socket is supported during setup
First crash: 403d, last: 330d

Cause bisection: introduced by (bisect log):

commit e9e006f5fcf2bab59149cb38a48a4817c1b538b4
Author: Mike Christie <mchristi@redhat.com>
Date: Sun Aug 4 19:10:06 2019 +0000

  nbd: fix max number of supported devs

Crash: INFO: task hung in nbd_ioctl (log)
Repro: C syz .config
similar bugs (5):
Kernel Title Repro Bisected Count Last Reported Patched Status
linux-4.14 INFO: task hung in nbd_ioctl C fix 18 279d 353d 1/1 fixed on 2019/12/28 10:32
linux-4.14 INFO: task hung in nbd_ioctl (2) C 16 26d 271d 0/1 upstream: reported C repro on 2020/01/03 17:08
upstream INFO: task hung in nbd_ioctl (2) 37 33d 86d 17/17 fixed on 2020/09/25 01:17
linux-4.19 INFO: task hung in nbd_ioctl C 38 10d 354d 0/1 upstream: reported C repro on 2019/10/12 13:11
upstream INFO: task hung in nbd_ioctl (3) syz 2 1d15h 2d18h 0/17 upstream: reported syz repro on 2020/09/28 07:17

Sample crash report:

Crashes (71):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-smack-root 2019/10/22 14:19 upstream 3b7c59a1 c59a7cd8 .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
ci-upstream-kasan-gce-root 2019/10/06 18:52 upstream 43b815c6 f3f7d9c8 .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
ci-upstream-linux-next-kasan-gce-root 2019/09/28 00:50 linux-next bb2aee77 d8074e0b .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
ci-upstream-kasan-gce-root 2019/11/05 08:34 upstream a99d8080 76630fc9 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/30 11:27 upstream 23fdb198 5ea87a66 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/26 04:20 upstream 8caacaad c2e837da .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/25 22:34 upstream 39a38bcb c2e837da .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-smack-root 2019/10/25 09:09 upstream 39a38bcb d01bb02a .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/22 08:11 upstream 7d194c21 c59a7cd8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/21 07:15 upstream 4fe34d61 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-smack-root 2019/10/19 12:01 upstream b9959c7a 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/19 10:01 upstream b9959c7a 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/18 19:06 upstream 0e2adab6 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-smack-root 2019/10/18 06:56 upstream 283ea345 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/17 07:56 upstream bc88f85c 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-smack-root 2019/10/16 16:06 upstream 3b1f00ac d4ea592f .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/16 13:41 upstream 3b1f00ac d4ea592f .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/13 23:44 upstream da940012 2f661ec4 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/12 04:54 upstream 9e208aa0 426631dd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/11 13:00 upstream fb20da6a 1a3bad90 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-smack-root 2019/10/06 17:46 upstream 43b815c6 f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/06 11:13 upstream 43b815c6 f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/06 07:25 upstream 4ea65534 f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-smack-root 2019/10/06 06:53 upstream 4ea65534 f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/05 04:29 upstream b145b0eb f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-smack-root 2019/10/05 02:43 upstream b145b0eb f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/05 00:45 upstream b145b0eb f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/04 11:09 upstream cc3a7bfe fc17ba49 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/10/02 21:31 upstream 54ecb8f7 2e29b534 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/01 22:33 upstream 54ecb8f7 b7a87a83 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/10/01 04:46 upstream 54ecb8f7 c7a4fb99 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-smack-root 2019/09/30 21:54 upstream 97f9a3c4 c7a4fb99 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/09/29 13:06 upstream 02dc96ef c1ad5441 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-smack-root 2019/09/27 06:04 upstream cbafe18c 2f1548bc .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/09/24 06:19 upstream e94f8ccd c68252d2 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/09/22 18:31 upstream f7c3bf8f d96e88f3 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-root 2019/09/21 22:53 upstream 227c3e9e d96e88f3 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-kasan-gce-selinux-root 2019/09/18 19:17 upstream 35f7a952 c2dcd700 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/10/18 13:32 linux-next c4b9850b 8c88c9c1 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/10/16 05:05 linux-next 0e9d28bc d4ea592f .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/10/14 04:58 linux-next 8ada228a 2f661ec4 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/10/13 08:05 linux-next 8ada228a 426631dd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/10/13 04:43 linux-next 8ada228a 426631dd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/10/10 13:35 linux-next 4a9e93db a4efa8c0 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/10/07 04:08 linux-next 311ef88a f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/10/06 11:57 linux-next 311ef88a f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/10/06 11:03 linux-next 311ef88a f3f7d9c8 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/27 20:39 linux-next bb2aee77 d8074e0b .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/21 20:17 linux-next b5b3bd89 d96e88f3 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/14 22:03 linux-next 6d028043 32d59357 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/14 18:57 linux-next 6d028043 32d59357 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/14 13:46 linux-next 6d028043 32d59357 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/12 22:46 linux-next 6d028043 0b7672ee .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/12 07:08 linux-next 6d028043 f4e53c10 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/11 19:02 linux-next 6d028043 a60cb4cd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/11 01:56 linux-next 6d028043 a60cb4cd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/10 02:10 linux-next 6d028043 a60cb4cd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/08 20:33 linux-next 6d028043 a60cb4cd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/07 22:12 linux-next 6d028043 a60cb4cd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/07 02:23 linux-next 6d028043 a60cb4cd .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/09/06 08:08 linux-next 6d028043 040fda58 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/08/30 12:49 linux-next ed2393ca fd37b39e .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/08/30 03:54 linux-next ed2393ca fd37b39e .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/08/30 01:52 linux-next ed2393ca fd37b39e .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org
ci-upstream-linux-next-kasan-gce-root 2019/08/24 20:16 linux-next 9733a7c6 78ded196 .config log report axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org