syzbot


WARNING in __blk_mq_delay_run_hw_queue
Status: fixed on 2020/05/10 10:41
Reported-by: syzbot+d44e1b26ce5c3e77458d@syzkaller.appspotmail.com
Fix commit: 6e66b493 blk-mq: Keep set->nr_hw_queues and set->map[].nr_queues in sync
First crash: 353d, last: 248d

Cause bisection: introduced by (bisect log):

commit ed76e329d74a4b15ac0f5fd3adbd52ec0178a134
Author: Jens Axboe <axboe@kernel.dk>
Date: Mon Oct 29 19:06:14 2018 +0000

  blk-mq: abstract out queue map

Crash: WARNING in __blk_mq_delay_run_hw_queue (log)
Repro: C syz .config

Fix bisection: failed (bisect log)

Sample crash report:

Crashes (6):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Maintainers
ci-upstream-kasan-gce-selinux-root 2019/10/21 16:58 upstream 7d194c21 b24d2b8a .config log report syz C axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/10/16 07:40 upstream 3b1f00ac d4ea592f .config log report syz C axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/10/05 03:16 upstream b145b0eb f3f7d9c8 .config log report syz C axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-selinux-root 2020/01/18 07:59 upstream ab7541c3 3de7aabb .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/10/05 06:51 upstream b145b0eb f3f7d9c8 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org
ci-upstream-kasan-gce-root 2019/10/05 02:34 upstream b145b0eb f3f7d9c8 .config log report axboe@kernel.dk, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org