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INFO: task hung in blkdev_get_by_dev (2)

Status: closed as dup on 2021/11/21 14:02
Subsystems: block
[Documentation on labels]
Reported-by: syzbot+8325c16da4174fb30a26@syzkaller.appspotmail.com
First crash: 1011d, last: 810d
▶ ▼ Duplicate of
Title Repro Cause bisect Fix bisect Count Last Reported
INFO: task can't die in blk_mq_freeze_queue_wait block 221 885d 893d
▶ ▼ Discussions (1)
Title Replies (including bot) Last reply
[syzbot] INFO: task hung in blkdev_get_by_dev (2) 0 (1) 2021/11/18 00:33
▶ ▼ Similar bugs (8)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-6.1 INFO: task hung in blkdev_get_by_dev C 5 26d 88d 0/3 upstream: reported C repro on 2024/01/29 00:39
linux-5.15 INFO: task hung in blkdev_get_by_dev (2) 1 229d 229d 0/3 auto-obsoleted due to no activity on 2023/12/18 22:46
upstream INFO: task hung in blkdev_get_by_dev (3) block 1 778d 778d 0/26 auto-closed as invalid on 2022/05/08 09:47
linux-5.15 INFO: task hung in blkdev_get_by_dev 1 360d 360d 0/3 auto-obsoleted due to no activity on 2023/08/23 09:06
linux-5.15 INFO: task hung in blkdev_get_by_dev (3) 3 14d 85d 0/3 upstream: reported on 2024/02/01 00:39
upstream INFO: task hung in blkdev_get_by_dev fs 1 1158d 1158d 0/26 auto-closed as invalid on 2021/05/23 22:12
upstream INFO: task hung in blkdev_get_by_dev (4) block 1 607d 607d 0/26 auto-obsoleted due to no activity on 2022/11/25 11:03
upstream INFO: task hung in blkdev_get_by_dev (5) block C error 32 44d 420d 0/26 upstream: reported C repro on 2023/03/02 18:11

Sample crash report:
INFO: task udevd:6388 blocked for more than 143 seconds.
      Not tainted 5.17.0-rc2-syzkaller-00316-g0457e5153e0e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd           state:D stack:26272 pid: 6388 ppid:  2963 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4986 [inline]
 __schedule+0xab2/0x4db0 kernel/sched/core.c:6295
 schedule+0xd2/0x260 kernel/sched/core.c:6368
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6427
 __mutex_lock_common kernel/locking/mutex.c:673 [inline]
 __mutex_lock+0xa32/0x12f0 kernel/locking/mutex.c:733
 blkdev_get_by_dev.part.0+0x9b/0xc70 block/bdev.c:804
 blkdev_get_by_dev+0x6b/0x80 block/bdev.c:847
 blkdev_open+0x154/0x2e0 block/fops.c:501
 do_dentry_open+0x4b9/0x1240 fs/open.c:824
 do_open fs/namei.c:3476 [inline]
 path_openat+0x1c9e/0x2940 fs/namei.c:3609
 do_filp_open+0x1aa/0x400 fs/namei.c:3636
 do_sys_openat2+0x16d/0x4d0 fs/open.c:1214
 do_sys_open fs/open.c:1230 [inline]
 __do_sys_openat fs/open.c:1246 [inline]
 __se_sys_openat fs/open.c:1241 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1241
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f43ff8f6697
RSP: 002b:00007ffe137f5200 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f44000b3c80 RCX: 00007f43ff8f6697
RDX: 00000000000a0800 RSI: 00007f4400094fa0 RDI: 00000000ffffff9c
RBP: 00007f4400094fa0 R08: 0000000000000001 R09: 00007ffe137fa080
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800
R13: 00007f4400094ff0 R14: 0000000000000001 R15: 00007f44000792c0
 </TASK>
INFO: task syz-executor.1:11803 blocked for more than 143 seconds.
      Not tainted 5.17.0-rc2-syzkaller-00316-g0457e5153e0e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:28616 pid:11803 ppid:  3758 flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4986 [inline]
 __schedule+0xab2/0x4db0 kernel/sched/core.c:6295
 schedule+0xd2/0x260 kernel/sched/core.c:6368
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6427
 __mutex_lock_common kernel/locking/mutex.c:673 [inline]
 __mutex_lock+0xa32/0x12f0 kernel/locking/mutex.c:733
 blkdev_put+0x99/0x950 block/bdev.c:902
 blkdev_close+0x6a/0x80 block/fops.c:515
 __fput+0x286/0x9f0 fs/file_table.c:311
 task_work_run+0xdd/0x1a0 kernel/task_work.c:164
 get_signal+0x21f8/0x28c0 kernel/signal.c:2630
 arch_do_signal_or_restart+0x2a9/0x1c40 arch/x86/kernel/signal.c:868
 handle_signal_work kernel/entry/common.c:148 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:172 [inline]
 exit_to_user_mode_prepare+0x17d/0x290 kernel/entry/common.c:207
 __syscall_exit_to_user_mode_work kernel/entry/common.c:289 [inline]
 syscall_exit_to_user_mode+0x19/0x60 kernel/entry/common.c:300
 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7ff5a1074059
RSP: 002b:00007ff59f9e9168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: fffffffffffffe00 RBX: 00007ff5a1186f60 RCX: 00007ff5a1074059
RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003
RBP: 00007ff5a10ce08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc0c207cdf R14: 00007ff59f9e9300 R15: 0000000000022000
 </TASK>
INFO: task syz-executor.1:11813 blocked for more than 143 seconds.
      Not tainted 5.17.0-rc2-syzkaller-00316-g0457e5153e0e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:26688 pid:11813 ppid:  3758 flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4986 [inline]
 __schedule+0xab2/0x4db0 kernel/sched/core.c:6295
 schedule+0xd2/0x260 kernel/sched/core.c:6368
 io_schedule+0xee/0x170 kernel/sched/core.c:8407
 folio_wait_bit_common+0x4f2/0xa90 mm/filemap.c:1322
 folio_wait_bit mm/filemap.c:1471 [inline]
 folio_wait_locked include/linux/pagemap.h:847 [inline]
 folio_wait_locked include/linux/pagemap.h:844 [inline]
 do_read_cache_folio+0x506/0x760 mm/filemap.c:3495
 do_read_cache_page mm/filemap.c:3567 [inline]
 read_cache_page+0x59/0x1c0 mm/filemap.c:3576
 read_mapping_page include/linux/pagemap.h:641 [inline]
 read_part_sector+0xf6/0x5b0 block/partitions/core.c:724
 adfspart_check_ICS+0x9d/0xc90 block/partitions/acorn.c:360
 check_partition block/partitions/core.c:148 [inline]
 blk_add_partitions block/partitions/core.c:609 [inline]
 bdev_disk_changed+0x629/0xf60 block/partitions/core.c:695
 blkdev_get_whole+0x206/0x2d0 block/bdev.c:679
 blkdev_get_by_dev.part.0+0x5c6/0xc70 block/bdev.c:813
 blkdev_get_by_dev+0x6b/0x80 block/bdev.c:847
 blkdev_open+0x154/0x2e0 block/fops.c:501
 do_dentry_open+0x4b9/0x1240 fs/open.c:824
 do_open fs/namei.c:3476 [inline]
 path_openat+0x1c9e/0x2940 fs/namei.c:3609
 do_filp_open+0x1aa/0x400 fs/namei.c:3636
 do_sys_openat2+0x16d/0x4d0 fs/open.c:1214
 do_sys_open fs/open.c:1230 [inline]
 __do_sys_openat fs/open.c:1246 [inline]
 __se_sys_openat fs/open.c:1241 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1241
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7ff5a1026f74
RSP: 002b:00007ff59f9c7ca0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00007ff5a1026f74
RDX: 0000000000000000 RSI: 00007ff59f9c7d40 RDI: 00000000ffffff9c
RBP: 00007ff59f9c7d40 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007ffc0c207cdf R14: 00007ff59f9c8300 R15: 0000000000022000
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/27:
 #0: ffffffff8bb81120 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6460
2 locks held by getty/3271:
 #0: ffff88814af12098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244
 #1: ffffc90002b5e2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcf0/0x1230 drivers/tty/n_tty.c:2077
1 lock held by udevd/6388:
 #0: ffff88801b03f118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev.part.0+0x9b/0xc70 block/bdev.c:804
1 lock held by syz-executor.1/11803:
 #0: ffff88801b03f118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0x99/0x950 block/bdev.c:902
1 lock held by syz-executor.1/11813:
 #0: ffff88801b03f118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev.part.0+0x9b/0xc70 block/bdev.c:804

=============================================

NMI backtrace for cpu 1
CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.17.0-rc2-syzkaller-00316-g0457e5153e0e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
 nmi_cpu_backtrace.cold+0x47/0x144 lib/nmi_backtrace.c:111
 nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:212 [inline]
 watchdog+0xc1d/0xf50 kernel/hung_task.c:369
 kthread+0x2e9/0x3a0 kernel/kthread.c:377
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 54 Comm: kworker/u4:3 Not tainted 5.17.0-rc2-syzkaller-00316-g0457e5153e0e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: phy11 ieee80211_iface_work
RIP: 0010:lookup_chain_cache kernel/locking/lockdep.c:3694 [inline]
RIP: 0010:lookup_chain_cache_add kernel/locking/lockdep.c:3714 [inline]
RIP: 0010:validate_chain kernel/locking/lockdep.c:3769 [inline]
RIP: 0010:__lock_acquire+0x1699/0x5470 kernel/locking/lockdep.c:5027
Code: af 6c 24 08 48 c1 ed 30 48 8d 04 ed a0 38 f3 8f 48 89 c2 48 89 44 24 10 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 <0f> 85 d0 2b 00 00 48 8b 1c ed a0 38 f3 8f 48 85 db 74 63 48 83 eb
RSP: 0018:ffffc90001a377d8 EFLAGS: 00000046
RAX: dffffc0000000000 RBX: 0000000000000807 RCX: ffffffff815c39b5
RDX: 1ffffffff1ff23f3 RSI: 0000000000000008 RDI: ffffffff8ffc3a40
RBP: 000000000000bcdf R08: 0000000000000000 R09: ffffffff8ffc3a47
R10: fffffbfff1ff8748 R11: 0000000000000001 R12: ffff888017b28c98
R13: ffff888017b281c0 R14: ffffffff8d93bce8 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ff1991ccffc CR3: 000000007109d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 lock_acquire kernel/locking/lockdep.c:5639 [inline]
 lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5604
 __mutex_lock_common kernel/locking/mutex.c:600 [inline]
 __mutex_lock+0x12f/0x12f0 kernel/locking/mutex.c:733
 ieee80211_ibss_sta_expire net/mac80211/ibss.c:1255 [inline]
 ieee80211_sta_merge_ibss net/mac80211/ibss.c:1298 [inline]
 ieee80211_ibss_work+0x47e/0xe80 net/mac80211/ibss.c:1709
 ieee80211_iface_work+0xb74/0xd00 net/mac80211/iface.c:1603
 process_one_work+0x9ac/0x1650 kernel/workqueue.c:2307
 worker_thread+0x657/0x1110 kernel/workqueue.c:2454
 kthread+0x2e9/0x3a0 kernel/kthread.c:377
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
----------------
Code disassembly (best guess):
   0:	af                   	scas   %es:(%rdi),%eax
   1:	6c                   	insb   (%dx),%es:(%rdi)
   2:	24 08                	and    $0x8,%al
   4:	48 c1 ed 30          	shr    $0x30,%rbp
   8:	48 8d 04 ed a0 38 f3 	lea    -0x700cc760(,%rbp,8),%rax
   f:	8f
  10:	48 89 c2             	mov    %rax,%rdx
  13:	48 89 44 24 10       	mov    %rax,0x10(%rsp)
  18:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  1f:	fc ff df
  22:	48 c1 ea 03          	shr    $0x3,%rdx
  26:	80 3c 02 00          	cmpb   $0x0,(%rdx,%rax,1)
* 2a:	0f 85 d0 2b 00 00    	jne    0x2c00 <-- trapping instruction
  30:	48 8b 1c ed a0 38 f3 	mov    -0x700cc760(,%rbp,8),%rbx
  37:	8f
  38:	48 85 db             	test   %rbx,%rbx
  3b:	74 63                	je     0xa0
  3d:	48                   	rex.W
  3e:	83                   	.byte 0x83
  3f:	eb                   	.byte 0xeb

Crashes (1727):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/02/05 19:13 upstream 0457e5153e0e a7dab638 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in blkdev_get_by_dev
2022/01/30 22:19 upstream 24f4db1f3a27 495e00c5 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in blkdev_get_by_dev
2022/01/03 01:27 upstream 1286cc4893cf e1768e9c .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in blkdev_get_by_dev
2021/12/23 21:17 upstream bc491fb12513 6caa12e4 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/12/13 06:33 upstream 90d9fbc16b69 49ca1f59 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/12/12 21:15 upstream a763d5a5abd6 49ca1f59 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in blkdev_get_by_dev
2021/12/07 13:02 upstream f80ef9e49fdf 0230ba3e .config console log report info ci-upstream-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/12/03 22:13 upstream 5f58da2befa5 c7c20675 .config console log report info ci-upstream-kasan-gce-smack-root INFO: task hung in blkdev_get_by_dev
2021/11/21 02:51 upstream a90af8f15bdc 4eb20a4e .config console log report info ci-upstream-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 00:38 upstream a90af8f15bdc 4eb20a4e .config console log report info ci-upstream-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/20 21:56 upstream a90af8f15bdc 4eb20a4e .config console log report info ci-upstream-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/20 20:52 upstream a90af8f15bdc 4eb20a4e .config console log report info ci-upstream-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/20 13:53 upstream a90af8f15bdc 4eb20a4e .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in blkdev_get_by_dev
2021/11/17 23:31 upstream ee1703cda8dc cafff8b6 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in blkdev_get_by_dev
2021/11/16 20:58 upstream 8ab774587903 600426bd .config console log report info ci-upstream-kasan-gce INFO: task hung in blkdev_get_by_dev
2021/11/14 00:26 upstream ccfff0a2bd2a 83f5c9b5 .config console log report info ci-upstream-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/07/19 09:26 upstream 2734d6c1b1a0 f115ae98 .config console log report info ci-upstream-kasan-gce-selinux-root INFO: task hung in blkdev_get_by_dev
2021/11/20 00:20 upstream 4c388a8e740d 3a9d0024 .config console log report info ci-qemu2-arm32 INFO: task hung in blkdev_get_by_dev
2021/11/19 02:17 upstream 6fdf886424cf 31a30fc0 .config console log report info ci-upstream-kasan-gce-386 INFO: task hung in blkdev_get_by_dev
2021/11/23 06:02 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/23 04:00 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/23 02:34 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/23 00:45 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 23:42 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 20:39 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 18:21 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 17:01 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 15:49 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 14:38 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 13:26 linux-next 5191249f8803 545ab074 .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 12:04 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 10:23 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 08:31 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 07:21 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 06:13 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 06:01 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 04:48 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 02:11 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 01:08 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/22 00:00 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 22:56 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 21:50 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 20:33 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 18:52 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 17:42 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 16:35 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 15:21 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 13:39 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 12:08 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 10:21 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 09:33 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 06:42 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 05:08 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 04:07 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 01:41 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/21 00:14 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
2021/11/20 22:58 linux-next 5191249f8803 4eb20a4e .config console log report info ci-upstream-linux-next-kasan-gce-root INFO: task hung in blkdev_get_by_dev
* Struck through repros no longer work on HEAD.