INFO: task hung in usbdev

INFO: task hung in usbdev_open (2)
Status: upstream: reported on 2020/12/29 11:48
Reported-by: syzbot+b73659f5bb96fac34820@syzkaller.appspotmail.com
First crash: 377d, last: 15d

similar bugs (4):
Kernel	Title	Count	Last	Reported	Patched	Status
linux-4.19	INFO: task hung in usbdev_open	6	266d	353d	0/1	auto-closed as invalid on 2021/05/25 14:21
linux-4.14	INFO: task hung in usbdev_open	7	225d	364d	0/1	auto-closed as invalid on 2021/07/05 05:59
upstream	INFO: task hung in usbdev_open	2	755d	755d	0/22	auto-closed as invalid on 2019/12/23 20:14
upstream	INFO: task can't die in usbdev_open	4	259d	372d	0/22	auto-closed as invalid on 2021/04/02 18:49

Sample crash report:

INFO: task syz-executor.4:30755 blocked for more than 143 seconds.
      Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.4  state:D stack:26616 pid:30755 ppid:  7055 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:4940 [inline]
 __schedule+0x940/0x26f0 kernel/sched/core.c:6287
 schedule+0xd3/0x270 kernel/sched/core.c:6366
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425
 __mutex_lock_common kernel/locking/mutex.c:669 [inline]
 __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729
 device_lock include/linux/device.h:760 [inline]
 usbdev_open+0x19d/0x930 drivers/usb/core/devio.c:1029
 chrdev_open+0x266/0x770 fs/char_dev.c:414
 do_dentry_open+0x4c8/0x11d0 fs/open.c:822
 do_open fs/namei.c:3428 [inline]
 path_openat+0x1c9a/0x2740 fs/namei.c:3561
 do_filp_open+0x1aa/0x400 fs/namei.c:3588
 do_sys_openat2+0x16d/0x4d0 fs/open.c:1200
 do_sys_open fs/open.c:1216 [inline]
 __do_sys_openat fs/open.c:1232 [inline]
 __se_sys_openat fs/open.c:1227 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1227
 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: 0033:0x7fbdffa567f4
RSP: 002b:00007fbdfd019cc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00007fbdffa567f4
RDX: 0000000000000001 RSI: 00007fbdfd019d60 RDI: 00000000ffffff9c
RBP: 00007fbdfd019d60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001
R13: 00007fbe000dbb2f R14: 00007fbdfd01a300 R15: 0000000000022000
INFO: task syz-executor.2:30757 blocked for more than 143 seconds.
      Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2  state:D stack:28384 pid:30757 ppid:  6703 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:4940 [inline]
 __schedule+0x940/0x26f0 kernel/sched/core.c:6287
 schedule+0xd3/0x270 kernel/sched/core.c:6366
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425
 __mutex_lock_common kernel/locking/mutex.c:669 [inline]
 __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729
 device_lock include/linux/device.h:760 [inline]
 usbdev_open+0x19d/0x930 drivers/usb/core/devio.c:1029
 chrdev_open+0x266/0x770 fs/char_dev.c:414
 do_dentry_open+0x4c8/0x11d0 fs/open.c:822
 do_open fs/namei.c:3428 [inline]
 path_openat+0x1c9a/0x2740 fs/namei.c:3561
 do_filp_open+0x1aa/0x400 fs/namei.c:3588
 do_sys_openat2+0x16d/0x4d0 fs/open.c:1200
 do_sys_open fs/open.c:1216 [inline]
 __do_sys_openat fs/open.c:1232 [inline]
 __se_sys_openat fs/open.c:1227 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1227
 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: 0033:0x7f5009cbe7f4
RSP: 002b:00007f5007281cc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00007f5009cbe7f4
RDX: 0000000000000001 RSI: 00007f5007281d60 RDI: 00000000ffffff9c
RBP: 00007f5007281d60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001
R13: 00007f500a343b2f R14: 00007f5007282300 R15: 0000000000022000
INFO: task syz-executor.2:30758 blocked for more than 144 seconds.
      Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2  state:D stack:26696 pid:30758 ppid:  6703 flags:0x00004004
Call Trace:
 context_switch kernel/sched/core.c:4940 [inline]
 __schedule+0x940/0x26f0 kernel/sched/core.c:6287
 schedule+0xd3/0x270 kernel/sched/core.c:6366
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425
 __mutex_lock_common kernel/locking/mutex.c:669 [inline]
 __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729
 device_lock include/linux/device.h:760 [inline]
 usbdev_open+0x19d/0x930 drivers/usb/core/devio.c:1029
 chrdev_open+0x266/0x770 fs/char_dev.c:414
 do_dentry_open+0x4c8/0x11d0 fs/open.c:822
 do_open fs/namei.c:3428 [inline]
 path_openat+0x1c9a/0x2740 fs/namei.c:3561
 do_filp_open+0x1aa/0x400 fs/namei.c:3588
 do_sys_openat2+0x16d/0x4d0 fs/open.c:1200
 do_sys_open fs/open.c:1216 [inline]
 __do_sys_openat fs/open.c:1232 [inline]
 __se_sys_openat fs/open.c:1227 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1227
 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: 0033:0x7f5009cbe7f4
RSP: 002b:00007f5007260cc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00007f5009cbe7f4
RDX: 0000000000000001 RSI: 00007f5007260d60 RDI: 00000000ffffff9c
RBP: 00007f5007260d60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001
R13: 00007f500a343b2f R14: 00007f5007261300 R15: 0000000000022000
INFO: task syz-executor.2:30759 blocked for more than 144 seconds.
      Not tainted 5.15.0-rc3-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.2  state:D stack:28512 pid:30759 ppid:  6703 flags:0x00000004
Call Trace:
 context_switch kernel/sched/core.c:4940 [inline]
 __schedule+0x940/0x26f0 kernel/sched/core.c:6287
 schedule+0xd3/0x270 kernel/sched/core.c:6366
 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6425
 __mutex_lock_common kernel/locking/mutex.c:669 [inline]
 __mutex_lock+0xa34/0x12f0 kernel/locking/mutex.c:729
 device_lock include/linux/device.h:760 [inline]
 usbdev_open+0x19d/0x930 drivers/usb/core/devio.c:1029
 chrdev_open+0x266/0x770 fs/char_dev.c:414
 do_dentry_open+0x4c8/0x11d0 fs/open.c:822
 do_open fs/namei.c:3428 [inline]
 path_openat+0x1c9a/0x2740 fs/namei.c:3561
 do_filp_open+0x1aa/0x400 fs/namei.c:3588
 do_sys_openat2+0x16d/0x4d0 fs/open.c:1200
 do_sys_open fs/open.c:1216 [inline]
 __do_sys_openat fs/open.c:1232 [inline]
 __se_sys_openat fs/open.c:1227 [inline]
 __x64_sys_openat+0x13f/0x1f0 fs/open.c:1227
 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: 0033:0x7f5009cbe7f4
RSP: 002b:00007f500723fcc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00007f5009cbe7f4
RDX: 0000000000000001 RSI: 00007f500723fd60 RDI: 00000000ffffff9c
RBP: 00007f500723fd60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000001
R13: 00007f500a343b2f R14: 00007f5007240300 R15: 0000000000022000

Showing all locks held in the system:
1 lock held by khungtaskd/26:
 #0: ffffffff8b97fe20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x53/0x260 kernel/locking/lockdep.c:6446
3 locks held by kworker/u4:3/254:
1 lock held by in:imklog/6234:
 #0: ffff8880732dd270 (&f->f_pos_lock){+.+.}-{3:3}, at: __fdget_pos+0xe9/0x100 fs/file.c:990
2 locks held by agetty/6463:
 #0: ffff888025b45098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:252
 #1: ffffc900012782e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xcf0/0x1230 drivers/tty/n_tty.c:2113
5 locks held by kworker/1:0/24197:
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1198 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:634 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:661 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x8a3/0x16b0 kernel/workqueue.c:2268
 #1: ffffc90006e77db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272
 #2: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:760 [inline]
 #2: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 drivers/usb/core/hub.c:5662
 #3: ffff888038c465c0 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3086 [inline]
 #3: ffff888038c465c0 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5279 [inline]
 #3: ffff888038c465c0 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5488 [inline]
 #3: ffff888038c465c0 (&port_dev->status_lock){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5634 [inline]
 #3: ffff888038c465c0 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x2178/0x4330 drivers/usb/core/hub.c:5716
 #4: ffff88801d541968 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_init+0x1b5/0x2f10 drivers/usb/core/hub.c:4703
5 locks held by kworker/1:4/24206:
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic64_set arch/x86/include/asm/atomic64_64.h:34 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: arch_atomic_long_set include/linux/atomic/atomic-long.h:41 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: atomic_long_set include/linux/atomic/atomic-instrumented.h:1198 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_data kernel/workqueue.c:634 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: set_work_pool_and_clear_pending kernel/workqueue.c:661 [inline]
 #0: ffff888016341d38 ((wq_completion)usb_hub_wq){+.+.}-{0:0}, at: process_one_work+0x8a3/0x16b0 kernel/workqueue.c:2268
 #1: ffffc900079e7db0 ((work_completion)(&hub->events)){+.+.}-{0:0}, at: process_one_work+0x8d7/0x16b0 kernel/workqueue.c:2272
 #2: ffff88801e961220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:760 [inline]
 #2: ffff88801e961220 (&dev->mutex){....}-{3:3}, at: hub_event+0x1c1/0x4330 drivers/usb/core/hub.c:5662
 #3: ffff88801e9645c0 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3086 [inline]
 #3: ffff88801e9645c0 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect drivers/usb/core/hub.c:5279 [inline]
 #3: ffff88801e9645c0 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_port_connect_change drivers/usb/core/hub.c:5488 [inline]
 #3: ffff88801e9645c0 (&port_dev->status_lock){+.+.}-{3:3}, at: port_event drivers/usb/core/hub.c:5634 [inline]
 #3: ffff88801e9645c0 (&port_dev->status_lock){+.+.}-{3:3}, at: hub_event+0x2178/0x4330 drivers/usb/core/hub.c:5716
 #4: ffff88801a8e1b68 (hcd->address0_mutex){+.+.}-{3:3}, at: hub_port_init+0x1b5/0x2f10 drivers/usb/core/hub.c:4703
1 lock held by syz-executor.4/30755:
 #0: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:760 [inline]
 #0: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: usbdev_open+0x19d/0x930 drivers/usb/core/devio.c:1029
1 lock held by syz-executor.2/30757:
 #0: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:760 [inline]
 #0: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: usbdev_open+0x19d/0x930 drivers/usb/core/devio.c:1029
1 lock held by syz-executor.2/30758:
 #0: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:760 [inline]
 #0: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: usbdev_open+0x19d/0x930 drivers/usb/core/devio.c:1029
1 lock held by syz-executor.2/30759:
 #0: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:760 [inline]
 #0: ffff88801e8e4220 (&dev->mutex){....}-{3:3}, at: usbdev_open+0x19d/0x930 drivers/usb/core/devio.c:1029

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

NMI backtrace for cpu 1
CPU: 1 PID: 26 Comm: khungtaskd Not tainted 5.15.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __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:105
 nmi_trigger_cpumask_backtrace+0x1ae/0x220 lib/nmi_backtrace.c:62
 trigger_all_cpu_backtrace include/linux/nmi.h:146 [inline]
 check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline]
 watchdog+0xc1d/0xf50 kernel/hung_task.c:295
 kthread+0x3e5/0x4d0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 254 Comm: kworker/u4:3 Not tainted 5.15.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet
RIP: 0010:lock_acquire+0x16/0x510 kernel/locking/lockdep.c:5593
Code: 6e 8d e8 6d fc 61 00 e9 fb fe ff ff 0f 1f 84 00 00 00 00 00 48 b8 00 00 00 00 00 fc ff df 41 57 41 89 f7 41 56 49 89 fe 41 55 <41> 89 d5 41 54 41 89 cc 55 44 89 c5 53 48 81 ec b0 00 00 00 48 8d
RSP: 0018:ffffc9000209fb70 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: ffff888070f582b0 RCX: 0000000000000002
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff8b97fe20
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff88cdbe86 R11: 0000000000000000 R12: ffff88802510f094
R13: dffffc0000000000 R14: ffffffff8b97fe20 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc4a44ce000 CR3: 000000006f93f000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 rcu_lock_acquire include/linux/rcupdate.h:267 [inline]
 rcu_read_lock include/linux/rcupdate.h:687 [inline]
 batadv_iv_ogm_slide_own_bcast_window net/batman-adv/bat_iv_ogm.c:755 [inline]
 batadv_iv_ogm_schedule_buff+0x5d2/0x1430 net/batman-adv/bat_iv_ogm.c:826
 batadv_iv_ogm_schedule net/batman-adv/bat_iv_ogm.c:869 [inline]
 batadv_iv_ogm_schedule net/batman-adv/bat_iv_ogm.c:862 [inline]
 batadv_iv_send_outstanding_bat_ogm_packet+0x740/0x8e0 net/batman-adv/bat_iv_ogm.c:1713
 process_one_work+0x9bf/0x16b0 kernel/workqueue.c:2297
 worker_thread+0x658/0x11f0 kernel/workqueue.c:2444
 kthread+0x3e5/0x4d0 kernel/kthread.c:319
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
----------------
Code disassembly (best guess), 2 bytes skipped:
   0:	e8 6d fc 61 00       	callq  0x61fc72
   5:	e9 fb fe ff ff       	jmpq   0xffffff05
   a:	0f 1f 84 00 00 00 00 	nopl   0x0(%rax,%rax,1)
  11:	00
  12:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  19:	fc ff df
  1c:	41 57                	push   %r15
  1e:	41 89 f7             	mov    %esi,%r15d
  21:	41 56                	push   %r14
  23:	49 89 fe             	mov    %rdi,%r14
  26:	41 55                	push   %r13
* 28:	41 89 d5             	mov    %edx,%r13d <-- trapping instruction
  2b:	41 54                	push   %r12
  2d:	41 89 cc             	mov    %ecx,%r12d
  30:	55                   	push   %rbp
  31:	44 89 c5             	mov    %r8d,%ebp
  34:	53                   	push   %rbx
  35:	48 81 ec b0 00 00 00 	sub    $0xb0,%rsp
  3c:	48                   	rex.W
  3d:	8d                   	.byte 0x8d

Crashes (91):
Manager	Time	Kernel	Commit	Syzkaller	Config	Log	Report	VM info	Title
ci-upstream-kasan-gce	2021/10/03 23:50	upstream	6761a0ae9895	db0f5787	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/10/02 07:41	upstream	53d5fc89d66a	db0f5787	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-root	2021/09/27 20:46	upstream	5816b3e6577e	78494d16	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-smack-root	2021/09/15 20:30	upstream	3ca706c189db	07e953c1	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/09/02 00:22	upstream	835d31d319d9	7eb7e152	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-smack-root	2021/08/29 16:06	upstream	3f5ad13cb012	be2c130d	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-smack-root	2021/07/10 16:21	upstream	3dbdb38e2869	8f5a7b8c	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-smack-root	2021/04/08 17:20	upstream	454859c552da	6a81331a	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/03/08 07:34	upstream	144c79ef3353	09fbf400	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-smack-root	2021/03/03 23:06	upstream	f69d02e37a85	06ed56cd	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-selinux-root	2021/03/02 10:22	upstream	fe07bfda2fb9	183afb6c	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/03/02 01:12	upstream	fe07bfda2fb9	183afb6c	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-smack-root	2021/02/27 07:49	upstream	3fb6d0e00efc	4c37c133	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/02/21 05:43	upstream	e767b3530acb	3e5ed8b4	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-selinux-root	2021/02/20 15:06	upstream	f40ddce88593	3e5ed8b4	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/02/18 18:49	upstream	f40ddce88593	14052202	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/02/17 03:13	upstream	f40ddce88593	98682e5e	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-root	2021/02/16 16:25	upstream	f40ddce88593	98682e5e	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-root	2021/02/15 09:07	upstream	f40ddce88593	98682e5e	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/02/14 04:13	upstream	ac30d8ce28d6	98682e5e	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-selinux-root	2021/02/12 21:50	upstream	dcc0b49040c7	98682e5e	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/02/09 06:14	upstream	e0756cfc7d7c	2bd9619f	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-smack-root	2021/02/08 19:35	upstream	92bf22614b21	2ce644fc	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/02/06 04:15	upstream	1e0d27fce010	23a562df	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/02/04 16:37	upstream	61556703b610	42b90a7c	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/02/03 03:20	upstream	3aaf0a27ffc2	624dad51	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-smack-root	2021/02/01 04:52	upstream	6642d600b541	fc9fd31e	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-root	2021/01/31 03:42	upstream	8c947645151c	fc9fd31e	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/01/29 23:08	upstream	bec4c2968fce	fc9fd31e	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-smack-root	2021/01/29 05:50	upstream	e5ff2cb9cf67	7df34f59	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/01/21 00:24	upstream	75439bc439e0	d4f4eca5	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-386	2021/04/25 00:23	upstream	2a1d7946fa53	17f0b706	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-386	2021/02/23 11:23	upstream	a99163e9e708	c26fb06b	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-386	2021/02/21 02:17	upstream	f40ddce88593	3e5ed8b4	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-386	2021/02/06 19:32	upstream	1e0d27fce010	0655e081	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-386	2021/01/27 20:00	upstream	2ab38c17aac1	a0ebf917	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-386	2021/01/26 06:12	upstream	f8ad8187c3b5	52e37319	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-386	2021/01/22 22:39	upstream	83d09ad4b950	4080af96	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce-386	2021/01/22 06:01	upstream	9f29bd8b2e71	d4f4eca5	.config	log	report	info	INFO: task hung in usbdev_open
ci-qemu2-riscv64	2021/07/01 04:20	git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes	7ede12b01b59	38a885d1	.config	log	report	info	INFO: task hung in usbdev_open
ci-qemu2-riscv64	2021/06/21 20:33	git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes	7ede12b01b59	aba2b2fb	.config	log	report	info	INFO: task hung in usbdev_open
ci-upstream-kasan-gce	2021/01/09 17:13	upstream	996e435fd401	2c1f2513	.config	log	report	info
ci-upstream-kasan-gce-root	2020/12/28 20:28	upstream	5c8fe583cce5	8259d56c	.config	log	report	info
ci-upstream-kasan-gce	2020/12/13 16:12	upstream	6bff9bb8a292	bca53db9	.config	log	report	info
ci-upstream-kasan-gce	2020/10/06 01:41	upstream	7575fdda569b	1880b4a9	.config	log	report	info
ci-upstream-kasan-gce-386	2021/01/14 19:22	upstream	65f0d2414b70	65a7a854	.config	log	report	info
ci-upstream-kasan-gce-386	2021/01/13 13:05	upstream	e609571b5ffa	a945f0a3	.config	log	report	info
ci-upstream-kasan-gce-386	2021/01/12 21:14	upstream	e609571b5ffa	0cdd6185	.config	log	report	info
ci-upstream-linux-next-kasan-gce-root	2021/09/26 16:38	linux-next	5a5d008887b4	8cac236e	.config	log	report	info	INFO: task can't die in usbdev_open
ci-upstream-linux-next-kasan-gce-root	2021/09/25 09:07	linux-next	5a5d008887b4	8cac236e	.config	log	report	info	INFO: task can't die in usbdev_open
ci-upstream-linux-next-kasan-gce-root	2021/08/31 10:35	linux-next	93717cde744f	8f58a0ef	.config	log	report	info	INFO: task can't die in usbdev_open
ci-upstream-linux-next-kasan-gce-root	2021/07/15 20:58	linux-next	c1a6d08348fc	b9a2f64e	.config	log	report	info	INFO: task can't die in usbdev_open
ci-upstream-linux-next-kasan-gce-root	2021/05/11 18:23	linux-next	4bf27b1f7330	ca873091	.config	log	report	info	INFO: task can't die in usbdev_open