syzbot


INFO: task hung in blkdev_put (4)
Status: upstream: reported C repro on 2020/10/03 13:09
Reported-by: syzbot+9a29d5e745bd7523c851@syzkaller.appspotmail.com
First crash: 682d, last: 19h23m

Cause bisection: introduced by (bisect log) :
commit 2da22da573481cc4837e246d0eee4d518b3f715e
Author: Mike Christie <mchristi@redhat.com>
Date: Tue Aug 13 16:39:52 2019 +0000

  nbd: fix zero cmd timeout handling v2

Crash: INFO: task hung in blkdev_put (log)
Repro: C syz .config
similar bugs (13):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in blkdev_put (3) 1 761d 761d 0/22 auto-closed as invalid on 2020/06/25 13:28
android-49 INFO: task hung in blkdev_put (2) 3 924d 944d 0/3 auto-closed as invalid on 2020/03/14 12:22
linux-4.19 INFO: task hung in blkdev_put C error 26 17d 673d 0/1 upstream: reported C repro on 2020/07/23 21:33
upstream INFO: task hung in blkdev_put 320 1203d 1629d 0/22 closed as dup on 2018/11/11 08:29
linux-4.14 INFO: task hung in blkdev_put 2 987d 1136d 0/1 auto-closed as invalid on 2020/01/12 01:56
linux-4.14 INFO: task hung in blkdev_put (3) C error 12 164d 635d 0/1 upstream: reported C repro on 2020/08/30 21:52
android-49 INFO: task hung in blkdev_put 220 1123d 1140d 0/3 auto-closed as invalid on 2019/10/25 08:47
linux-4.14 INFO: task hung in blkdev_put (2) 2 790d 828d 0/1 auto-closed as invalid on 2020/07/26 14:38
android-414 INFO: task hung in blkdev_put 119 909d 1141d 0/1 auto-closed as invalid on 2020/03/30 04:06
android-44 INFO: task hung in blkdev_put 26 1209d 1140d 0/2 auto-closed as invalid on 2019/08/03 02:42
android-44 INFO: task hung in blkdev_put (2) 3 920d 997d 0/2 auto-closed as invalid on 2020/03/18 19:27
upstream INFO: task hung in blkdev_put (2) 2 916d 962d 0/22 auto-closed as invalid on 2020/02/22 04:07
upstream INFO: task can't die in blkdev_put 3 554d 592d 0/22 auto-closed as invalid on 2021/01/19 09:44

Sample crash report:
INFO: task syz-executor521:3608 blocked for more than 143 seconds.
      Not tainted 5.18.0-syzkaller-04943-g7e062cda7d90 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor521 state:D stack:27456 pid: 3608 ppid:  3607 flags:0x00004006
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5076 [inline]
 __schedule+0xa00/0x4b30 kernel/sched/core.c:6391
 schedule+0xd2/0x1f0 kernel/sched/core.c:6463
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6522
 __mutex_lock_common kernel/locking/mutex.c:679 [inline]
 __mutex_lock+0xa70/0x1350 kernel/locking/mutex.c:747
 blkdev_put+0xbc/0x770 block/bdev.c:912
 blkdev_close+0x64/0x80 block/fops.c:495
 __fput+0x277/0x9d0 fs/file_table.c:317
 task_work_run+0xdd/0x1a0 kernel/task_work.c:177
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0xaff/0x2a00 kernel/exit.c:795
 do_group_exit+0xd2/0x2f0 kernel/exit.c:925
 get_signal+0x22df/0x24c0 kernel/signal.c:2875
 arch_do_signal_or_restart+0x82/0x20f0 arch/x86/kernel/signal.c:869
 exit_to_user_mode_loop kernel/entry/common.c:166 [inline]
 exit_to_user_mode_prepare+0x15f/0x250 kernel/entry/common.c:201
 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline]
 syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:294
 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7faf004906f9
RSP: 002b:00007ffce3032c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: fffffffffffffe00 RBX: 0000000000000000 RCX: 00007faf004906f9
RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007
RBP: 0000000000000000 R08: 00007ffce3032db8 R09: 00007ffce3032db8
R10: 000000000000ffff R11: 0000000000000246 R12: 00007faf0044f780
R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000
 </TASK>
INFO: task udevd:3610 blocked for more than 143 seconds.
      Not tainted 5.18.0-syzkaller-04943-g7e062cda7d90 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:udevd           state:D stack:26160 pid: 3610 ppid:  2969 flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5076 [inline]
 __schedule+0xa00/0x4b30 kernel/sched/core.c:6391
 schedule+0xd2/0x1f0 kernel/sched/core.c:6463
 io_schedule+0xba/0x130 kernel/sched/core.c:8578
 folio_wait_bit_common+0x4f2/0xa90 mm/filemap.c:1324
 folio_wait_bit mm/filemap.c:1473 [inline]
 folio_wait_locked include/linux/pagemap.h:1028 [inline]
 folio_wait_locked include/linux/pagemap.h:1025 [inline]
 do_read_cache_folio+0x4ff/0x760 mm/filemap.c:3515
 do_read_cache_page mm/filemap.c:3587 [inline]
 read_cache_page+0x59/0x2a0 mm/filemap.c:3596
 read_mapping_page include/linux/pagemap.h:759 [inline]
 read_part_sector+0xf6/0x920 block/partitions/core.c:715
 adfspart_check_ICS+0x9a/0x690 block/partitions/acorn.c:360
 check_partition block/partitions/core.c:147 [inline]
 blk_add_partitions block/partitions/core.c:600 [inline]
 bdev_disk_changed block/partitions/core.c:686 [inline]
 bdev_disk_changed+0x629/0xf60 block/partitions/core.c:653
 blkdev_get_whole+0x18a/0x2d0 block/bdev.c:686
 blkdev_get_by_dev.part.0+0x5ec/0xb90 block/bdev.c:823
 blkdev_get_by_dev+0x6b/0x80 block/bdev.c:857
 blkdev_open+0x13c/0x2c0 block/fops.c:481
 do_dentry_open+0x4a1/0x11e0 fs/open.c:824
 do_open fs/namei.c:3477 [inline]
 path_openat+0x1c71/0x2910 fs/namei.c:3610
 do_filp_open+0x1aa/0x400 fs/namei.c:3637
 do_sys_openat2+0x16d/0x4c0 fs/open.c:1213
 do_sys_open fs/open.c:1229 [inline]
 __do_sys_openat fs/open.c:1245 [inline]
 __se_sys_openat fs/open.c:1240 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1240
 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+0x46/0xb0
RIP: 0033:0x7fcc65325697
RSP: 002b:00007ffe680613b0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055afff808190 RCX: 00007fcc65325697
RDX: 00000000000a0800 RSI: 000055afff7f9410 RDI: 00000000ffffff9c
RBP: 000055afff7f9410 R08: 0000000000000001 R09: 00007ffe68110080
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000a0800
R13: 000055afff806a20 R14: 00007ffe6806145c R15: 000055afff7e2910
 </TASK>

Showing all locks held in the system:
1 lock held by khungtaskd/29:
 #0: ffffffff8bd855e0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6460
2 locks held by getty/3290:
 #0: ffff88814c766098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:244
 #1: ffffc90002cd62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcea/0x1230 drivers/tty/n_tty.c:2075
1 lock held by syz-executor521/3608:
 #0: ffff88801b55e118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_put+0xbc/0x770 block/bdev.c:912
1 lock held by udevd/3610:
 #0: ffff88801b55e118 (&disk->open_mutex){+.+.}-{3:3}, at: blkdev_get_by_dev.part.0+0x9b/0xb90 block/bdev.c:814

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

NMI backtrace for cpu 0
CPU: 0 PID: 29 Comm: khungtaskd Not tainted 5.18.0-syzkaller-04943-g7e062cda7d90 #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+0x1e6/0x230 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline]
 watchdog+0xc22/0xf90 kernel/hung_task.c:378
 kthread+0x2e9/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302
 </TASK>
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 1086 Comm: kworker/u4:5 Not tainted 5.18.0-syzkaller-04943-g7e062cda7d90 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:lookup_chain_cache kernel/locking/lockdep.c:3692 [inline]
RIP: 0010:lookup_chain_cache_add kernel/locking/lockdep.c:3711 [inline]
RIP: 0010:validate_chain kernel/locking/lockdep.c:3766 [inline]
RIP: 0010:__lock_acquire+0x16c4/0x56c0 kernel/locking/lockdep.c:5022
Code: db 74 58 48 83 eb 08 74 52 48 ba 00 00 00 00 00 fc ff df eb 06 48 83 eb 08 74 40 48 8d 7b 18 48 89 f8 48 c1 e8 03 80 3c 10 00 <0f> 85 c2 30 00 00 48 8b 43 18 49 39 c7 0f 84 db f5 ff ff 48 8d 7b
RSP: 0018:ffffc90004de77b8 EFLAGS: 00000046
RAX: 1ffffffff1e7d1af RBX: ffffffff8f3e8d60 RCX: ffffffff815d94be
RDX: dffffc0000000000 RSI: 0000000000000008 RDI: ffffffff8f3e8d78
RBP: 0000000000006d8d R08: 0000000000000000 R09: ffffffff9009d887
R10: fffffbfff2013b10 R11: 0000000000000001 R12: ffff88801c816380
R13: ffff88801c815880 R14: 0000000000000000 R15: 0209d76d32634c33
FS:  0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056103ac59680 CR3: 000000000ba8e000 CR4: 0000000000350ee0
Call Trace:
 <TASK>
 lock_acquire kernel/locking/lockdep.c:5634 [inline]
 lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5599
 __mutex_lock_common kernel/locking/mutex.c:603 [inline]
 __mutex_lock+0x12f/0x1350 kernel/locking/mutex.c:747
 arch_jump_label_transform_queue+0x58/0x100 arch/x86/kernel/jump_label.c:136
 __jump_label_update+0x12e/0x400 kernel/jump_label.c:451
 jump_label_update+0x32f/0x410 kernel/jump_label.c:830
 static_key_disable_cpuslocked+0x152/0x1b0 kernel/jump_label.c:207
 static_key_disable+0x16/0x20 kernel/jump_label.c:215
 toggle_allocation_gate mm/kfence/core.c:788 [inline]
 toggle_allocation_gate+0x183/0x390 mm/kfence/core.c:766
 process_one_work+0x996/0x1610 kernel/workqueue.c:2289
 worker_thread+0x665/0x1080 kernel/workqueue.c:2436
 kthread+0x2e9/0x3a0 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302
 </TASK>
----------------
Code disassembly (best guess):
   0:	db 74 58 48          	(bad)  0x48(%rax,%rbx,2)
   4:	83 eb 08             	sub    $0x8,%ebx
   7:	74 52                	je     0x5b
   9:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
  10:	fc ff df
  13:	eb 06                	jmp    0x1b
  15:	48 83 eb 08          	sub    $0x8,%rbx
  19:	74 40                	je     0x5b
  1b:	48 8d 7b 18          	lea    0x18(%rbx),%rdi
  1f:	48 89 f8             	mov    %rdi,%rax
  22:	48 c1 e8 03          	shr    $0x3,%rax
  26:	80 3c 10 00          	cmpb   $0x0,(%rax,%rdx,1)
* 2a:	0f 85 c2 30 00 00    	jne    0x30f2 <-- trapping instruction
  30:	48 8b 43 18          	mov    0x18(%rbx),%rax
  34:	49 39 c7             	cmp    %rax,%r15
  37:	0f 84 db f5 ff ff    	je     0xfffff618
  3d:	48                   	rex.W
  3e:	8d                   	.byte 0x8d
  3f:	7b                   	.byte 0x7b

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/01/19 15:55 upstream 1e2a199f6ccd 1b88c6d5 .config log report syz C
ci-upstream-kasan-gce-selinux-root 2020/12/20 13:50 upstream 467f8165a2b0 1b88c6d5 .config log report syz C
Crashes (140):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2022/05/26 13:02 upstream 7e062cda7d90 3037caa9 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/05/26 05:58 upstream 7e062cda7d90 3037caa9 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/05/24 11:00 upstream 1e57930e9f40 e7f9308d .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/05/23 18:31 upstream 4b0986a3613c 4c7657cb .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/05/20 21:29 upstream 3d7285a335ed bd37ad7e .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/05/19 17:17 upstream f993aed406ea 50c53f39 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2022/05/17 19:05 upstream 42226c989789 744a39e2 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/05/17 05:09 upstream 42226c989789 744a39e2 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/05/16 00:29 upstream bc403203d65a 744a39e2 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/05/14 18:07 upstream ec7f49619d8e 744a39e2 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2022/05/14 18:00 upstream ec7f49619d8e 744a39e2 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/05/12 10:15 upstream feb9c5e19e91 beb0b407 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/05/11 07:40 upstream feb9c5e19e91 8d7b3b67 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/04/27 06:04 upstream cf424ef014ac 1fa34c1b .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/04/25 02:51 upstream 5206548f6e67 131df97d .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2022/04/05 11:43 upstream 312310928417 5915c2cb .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/04/05 05:02 upstream 312310928417 5915c2cb .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/03/17 09:05 upstream 56e337f2cf13 dfa9a8ed .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/03/11 09:26 upstream dda64ead7e82 9e8eaa75 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/03/07 08:40 upstream ffb217a13a2e 7bdd8b2c .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/02/24 07:32 upstream 23d04328444a 6e821dbf .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2022/02/13 18:43 upstream b81b1829e7e3 8b9ca619 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2022/02/09 09:13 upstream e6251ab4551f 0b33604d .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/02/09 06:08 upstream e6251ab4551f 0b33604d .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/02/07 05:11 upstream d8ad2ce873ab a7dab638 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/02/02 09:13 upstream 9f7fb8de5d9b 4ebb2798 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/01/24 14:18 upstream dd81e1c7d5fb 214351e1 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/01/24 09:24 upstream dd81e1c7d5fb 214351e1 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2022/01/23 16:41 upstream 1c52283265a4 214351e1 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2022/01/23 02:25 upstream 0809edbae347 214351e1 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/01/20 08:11 upstream 1d1df41c5a33 5da9499f .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/01/05 00:12 upstream c9e6606c7fe9 0a2584dd .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/12/17 00:46 upstream fa36bbe6d43f 8dd6a5e3 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/10/21 06:46 upstream 8e37395c3a5d f111d03b .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2021/10/11 00:31 upstream efb52a7d9511 838e7e2c .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/09/24 16:35 upstream f9e36107ec70 8cac236e .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2021/09/24 12:17 upstream f9e36107ec70 8cac236e .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/08/30 00:00 upstream 64b4fc45bea6 be2c130d .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/08/15 09:32 upstream ba31f97d43be 2489ab88 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/07/31 12:45 upstream c7d102232649 6c236867 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2022/04/16 20:32 linux-next 40354149f4d7 8bcc32a6 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2022/04/06 01:02 linux-next 3ccc91681259 0127c10f .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2022/03/09 12:48 linux-next 91265a6da44d 9e8eaa75 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2022/03/08 15:15 linux-next 91265a6da44d 7bdd8b2c .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2022/02/18 08:39 linux-next ef6b35306dd8 3cd800e4 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2022/02/14 04:40 linux-next ef6b35306dd8 8b9ca619 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2022/01/24 13:58 linux-next 74e5dee6a5b9 214351e1 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2022/01/08 04:03 linux-next b8170452cd51 2ca0d385 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2022/01/03 14:29 linux-next ea586a076e8a e1768e9c .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2021/09/12 15:38 linux-next aa14a3016182 5ae8508a .config log report syz C INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2021/09/01 22:21 linux-next c1b13fe76e95 7eb7e152 .config log report syz C INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2020/09/29 13:03 upstream fb0155a09b02 1b88c6d5 .config log report syz C
ci-upstream-kasan-gce-root 2022/05/27 16:06 upstream 7e284070abe5 116e7a7b .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2022/05/17 02:08 upstream 42226c989789 744a39e2 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/05/16 20:15 upstream 42226c989789 744a39e2 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/05/15 17:04 upstream bc403203d65a 744a39e2 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/03/30 10:25 upstream d888c83fcec7 6bdac766 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/03/09 01:18 upstream 92f90cc9fe0e 9e8eaa75 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2022/02/23 08:51 upstream 5c1ee569660d 6e821dbf .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2022/01/14 00:28 upstream 455e73a07f6e b8d780ab .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2022/01/01 04:24 upstream 4f3d93c6eaff e1768e9c .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2021/12/08 16:16 upstream 2a987e65025e a4a2a501 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/12/08 14:56 upstream 2a987e65025e a4a2a501 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/12/05 05:18 upstream bbef3c7a63d2 a617004c .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/12/01 15:38 upstream 58e1100fdc59 5fa3eacc .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/11/25 13:06 upstream 5f53fa508db0 545ab074 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/11/24 17:38 upstream 5d9f4cf36721 545ab074 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce 2021/11/14 03:39 upstream ccfff0a2bd2a 83f5c9b5 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce 2021/11/14 01:19 upstream ccfff0a2bd2a 83f5c9b5 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/11/08 10:14 upstream 6b75d88fa81b 4c1be0be .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/11/01 17:20 upstream 8bb7eca972ad 098b5d53 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/10/24 12:05 upstream 9c0c4d24ac00 282f03fb .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/10/18 18:06 upstream cf52ad5ff16c 0c5d9412 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/10/15 02:00 upstream 26d657410983 7aa5fe41 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-selinux-root 2021/10/06 18:00 upstream 60a9483534ed 0a63fd36 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/10/06 06:10 upstream f6274b06e326 0a63fd36 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/10/02 22:59 upstream ab2a7a35c4e7 db0f5787 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/09/26 06:28 upstream a5e0aceabef6 8cac236e .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/09/16 20:07 upstream ff1ffd71d5f0 aae492f2 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/09/08 04:00 upstream a2b28235335f 064c9eb7 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/09/06 11:17 upstream 0319b848b155 d236a457 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/09/03 14:42 upstream a9c9a6f741cd f62a5829 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/09/02 20:31 upstream 4ac6d90867a4 15cea0a3 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/09/02 11:21 upstream 4ac6d90867a4 7eb7e152 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/08/30 03:00 upstream 90ac80dcd313 be2c130d .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/08/28 06:22 upstream 1a6436f37512 d5a29e53 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/08/18 04:37 upstream 794c7931a242 a2fe1cb5 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2021/08/17 14:47 upstream a2824f19e606 33c26cb7 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/08/15 06:53 upstream ba31f97d43be 2489ab88 .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-smack-root 2021/08/01 11:11 upstream f3438b4c4e69 6c236867 .config log report info INFO: task hung in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2021/11/20 17:07 linux-next 5191249f8803 4eb20a4e .config log report info INFO: task hung in blkdev_put
ci-upstream-kasan-gce-root 2020/07/14 17:36 upstream 0dc589da873b ce4c95b3 .config log report
ci-upstream-linux-next-kasan-gce-root 2021/11/21 01:35 linux-next 5191249f8803 4eb20a4e .config log report info INFO: task can't die in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2021/10/28 22:39 linux-next 503f375baa99 be531bb4 .config log report info INFO: task can't die in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2021/09/19 04:11 linux-next 9004fd387338 70b76c1d .config log report info INFO: task can't die in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2021/09/02 12:37 linux-next c1b13fe76e95 15cea0a3 .config log report info INFO: task can't die in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2021/09/01 00:05 linux-next 52c7b727581f 7eb7e152 .config log report info INFO: task can't die in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2021/08/14 21:15 linux-next 4b358aabb93a 2489ab88 .config log report info INFO: task can't die in blkdev_put
ci-upstream-linux-next-kasan-gce-root 2020/11/20 08:20 linux-next 95065cb54210 0767f13f .config log report info