usb 2-1: USB disconnect, device number 60
------------[ cut here ]------------
workqueue: work disable count underflowed
WARNING: kernel/workqueue.c:4410 at work_offqd_enable kernel/workqueue.c:4410 [inline], CPU#1: kworker/1:11/8483
WARNING: kernel/workqueue.c:4410 at enable_work+0x1c7/0x230 kernel/workqueue.c:4581, CPU#1: kworker/1:11/8483
Modules linked in:
CPU: 1 UID: 0 PID: 8483 Comm: kworker/1:11 Tainted: G             L      syzkaller #0 PREEMPT_{RT,(full)} 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: usb_hub_wq hub_event
RIP: 0010:work_offqd_enable kernel/workqueue.c:4410 [inline]
RIP: 0010:enable_work+0x1c7/0x230 kernel/workqueue.c:4581
Code: bf be 36 00 4d 85 f6 75 48 e8 b5 be 36 00 eb 47 e8 ae be 36 00 90 0f 0b 90 e9 bc fe ff ff e8 a0 be 36 00 48 8d 3d f9 70 df 0d <67> 48 0f b9 3a e9 d2 fe ff ff e8 8a be 36 00 90 0f 0b 90 e9 1d ff
RSP: 0018:ffffc9000da3f018 EFLAGS: 00010087
RAX: ffffffff818dc7d0 RBX: 0000000000000000 RCX: 0000000000100000
RDX: ffffc9001f1ef000 RSI: 00000000000071ec RDI: ffffffff8f6d38d0
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: dffffc0000000000 R11: ffffed1007a27115 R12: 1ffff11007a27114
R13: 001fffffffc00001 R14: ffff88803d1388a0 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888126436000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ec21ff8 CR3: 0000000037fac000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 __cancel_work_sync+0xf7/0x110 kernel/workqueue.c:4451
 thermal_zone_device_unregister+0x23e/0x3f0 drivers/thermal/thermal_core.c:1723
 psy_unregister_thermal drivers/power/supply/power_supply_core.c:1551 [inline]
 power_supply_unregister+0xf9/0x140 drivers/power/supply/power_supply_core.c:1767
 thunderstrike_destroy drivers/hid/hid-nvidia-shield.c:927 [inline]
 shield_remove+0x72/0x120 drivers/hid/hid-nvidia-shield.c:1104
 hid_device_remove+0x22b/0x370 drivers/hid/hid-core.c:-1
 device_remove drivers/base/dd.c:631 [inline]
 __device_release_driver drivers/base/dd.c:1344 [inline]
 device_release_driver_internal+0x46f/0x870 drivers/base/dd.c:1367
 bus_remove_device+0x45a/0x570 drivers/base/bus.c:657
 device_del+0x52b/0x900 drivers/base/core.c:3880
 hid_remove_device drivers/hid/hid-core.c:3009 [inline]
 hid_destroy_device+0x6b/0x1b0 drivers/hid/hid-core.c:3031
 usbhid_disconnect+0x9f/0xc0 drivers/hid/usbhid/hid-core.c:1477
 usb_unbind_interface+0x26e/0x910 drivers/usb/core/driver.c:458
 device_remove drivers/base/dd.c:633 [inline]
 __device_release_driver drivers/base/dd.c:1344 [inline]
 device_release_driver_internal+0x4d9/0x870 drivers/base/dd.c:1367
 bus_remove_device+0x45a/0x570 drivers/base/bus.c:657
 device_del+0x52b/0x900 drivers/base/core.c:3880
 usb_disable_device+0x3d4/0x8d0 drivers/usb/core/message.c:1476
 usb_disconnect+0x315/0x970 drivers/usb/core/hub.c:2345
 hub_port_connect drivers/usb/core/hub.c:5407 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5707 [inline]
 port_event drivers/usb/core/hub.c:5871 [inline]
 hub_event+0x1cf9/0x4f60 drivers/usb/core/hub.c:5953
 process_one_work kernel/workqueue.c:3276 [inline]
 process_scheduled_works+0xb6e/0x18c0 kernel/workqueue.c:3359
 worker_thread+0xa53/0xfc0 kernel/workqueue.c:3440
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
----------------
Code disassembly (best guess):
   0:	bf be 36 00 4d       	mov    $0x4d0036be,%edi
   5:	85 f6                	test   %esi,%esi
   7:	75 48                	jne    0x51
   9:	e8 b5 be 36 00       	call   0x36bec3
   e:	eb 47                	jmp    0x57
  10:	e8 ae be 36 00       	call   0x36bec3
  15:	90                   	nop
  16:	0f 0b                	ud2
  18:	90                   	nop
  19:	e9 bc fe ff ff       	jmp    0xfffffeda
  1e:	e8 a0 be 36 00       	call   0x36bec3
  23:	48 8d 3d f9 70 df 0d 	lea    0xddf70f9(%rip),%rdi        # 0xddf7123
* 2a:	67 48 0f b9 3a       	ud1    (%edx),%rdi <-- trapping instruction
  2f:	e9 d2 fe ff ff       	jmp    0xffffff06
  34:	e8 8a be 36 00       	call   0x36bec3
  39:	90                   	nop
  3a:	0f 0b                	ud2
  3c:	90                   	nop
  3d:	e9                   	.byte 0xe9
  3e:	1d                   	.byte 0x1d
  3f:	ff                   	.byte 0xff