syzbot


INFO: task can't die in __bio_queue_enter
Status: upstream: reported on 2021/11/15 10:18
Reported-by: syzbot+7ab022485f6761927d68@syzkaller.appspotmail.com
Fix commit: 10f7335e3627 blk-mq: don't grab ->q_usage_counter in blk_mq_sched_bio_merge
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-riscv64 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386]
First crash: 20d, last: 9d01h

Sample crash report:

Crashes (185):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-linux-next-kasan-gce-root 2021/11/22 15:30 linux-next 5191249f8803 545ab074 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/21 12:41 linux-next 5191249f8803 4eb20a4e .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/20 08:32 linux-next 5191249f8803 3a9d0024 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/20 04:45 linux-next 5191249f8803 3a9d0024 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/19 18:47 linux-next 5191249f8803 3a9d0024 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/18 23:07 linux-next 5191249f8803 31a30fc0 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/18 16:51 linux-next 5191249f8803 31a30fc0 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/18 14:09 linux-next 5191249f8803 31a30fc0 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/18 08:27 linux-next 5191249f8803 cafff8b6 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/17 07:22 linux-next fd96a4057bd0 cafff8b6 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/16 20:01 linux-next a2f3bb245883 600426bd .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/16 12:50 linux-next a2f3bb245883 600426bd .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/16 05:53 linux-next a2f3bb245883 83f5c9b5 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/16 03:10 linux-next a2f3bb245883 83f5c9b5 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-linux-next-kasan-gce-root 2021/11/11 10:11 linux-next ad8be4fa6e81 75b04091 .config log report info INFO: task can't die in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/20 22:20 upstream a90af8f15bdc 4eb20a4e .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/20 15:54 upstream a90af8f15bdc 4eb20a4e .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/20 15:29 upstream a90af8f15bdc 4eb20a4e .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce 2021/11/20 14:08 upstream a90af8f15bdc 4eb20a4e .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/20 07:14 upstream 9539ba4308ad 3a9d0024 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/19 23:10 upstream 9539ba4308ad 3a9d0024 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/19 21:24 upstream 9539ba4308ad 3a9d0024 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/19 17:16 upstream 4c388a8e740d 3a9d0024 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/19 15:03 upstream 4c388a8e740d 3a9d0024 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce 2021/11/19 12:58 upstream 4c388a8e740d 31a30fc0 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/19 12:03 upstream 4c388a8e740d 31a30fc0 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce 2021/11/19 06:37 upstream 6fdf886424cf 31a30fc0 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/19 04:29 upstream 4c388a8e740d 31a30fc0 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-smack-root 2021/11/19 00:21 upstream 6fdf886424cf 31a30fc0 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/18 15:29 upstream 42eb8fdac2fc 31a30fc0 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/18 09:21 upstream ee1703cda8dc cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/18 07:25 upstream ee1703cda8dc cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce 2021/11/18 00:45 upstream ee1703cda8dc cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/17 22:42 upstream ee1703cda8dc cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/17 20:10 upstream ee1703cda8dc cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/17 18:59 upstream ee1703cda8dc cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/17 17:14 upstream ee1703cda8dc cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce 2021/11/17 16:01 upstream 8ab774587903 cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce 2021/11/17 09:16 upstream 8ab774587903 cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/17 00:23 upstream 8ab774587903 cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/16 23:15 upstream 8ab774587903 cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/16 21:37 upstream 8ab774587903 600426bd .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/16 16:21 upstream 8ab774587903 600426bd .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/16 14:21 upstream 8ab774587903 600426bd .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/16 11:41 upstream 8ab774587903 600426bd .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/16 10:12 upstream 8ab774587903 600426bd .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/16 07:32 upstream 8ab774587903 83f5c9b5 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-root 2021/11/16 04:47 upstream 8ab774587903 83f5c9b5 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-386 2021/11/19 02:02 upstream 6fdf886424cf 31a30fc0 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-386 2021/11/18 11:03 upstream 42eb8fdac2fc cafff8b6 .config log report info INFO: task hung in __bio_queue_enter
ci-upstream-kasan-gce-386 2021/11/17 21:33 upstream ee1703cda8dc cafff8b6 .config log report info INFO: task hung in __bio_queue_enter