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workqueue: cannot queue rtl_ips_nic_off_wq_callback on wq rtl92c_usb
WARNING: CPU: 1 PID: 5213 at kernel/workqueue.c:2255 __queue_work+0xd03/0x1160 kernel/workqueue.c:2254
Modules linked in:
CPU: 1 UID: 0 PID: 5213 Comm: kworker/1:4 Not tainted 6.17.0-rc1-syzkaller-00012-g956606bafb5f #0 PREEMPT(voluntary) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
Workqueue: usb_hub_wq hub_event
RIP: 0010:__queue_work+0xd03/0x1160 kernel/workqueue.c:2254
Code: 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 4b 04 00 00 48 8b 75 18 4c 89 fa 48 c7 c7 e0 56 67 87 e8 4e 45 f7 ff 90 <0f> 0b 90 90 e9 2f f7 ff ff e8 9f 8c 34 00 90 0f 0b 90 e9 b4 f5 ff
RSP: 0018:ffffc900001a8be8 EFLAGS: 00010082
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff8140b9a8
RDX: ffff8881149e9d00 RSI: ffffffff8140b9b5 RDI: 0000000000000001
RBP: ffff88813b443788 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff9200003518f
R13: 0000000000000102 R14: ffffffff81498420 R15: ffff888135f68578
FS:  0000000000000000(0000) GS:ffff888268ffc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0d403367e8 CR3: 00000000090a4000 CR4: 00000000003506f0
Call Trace:
 <IRQ>
 call_timer_fn+0x19a/0x620 kernel/time/timer.c:1747
 expire_timers kernel/time/timer.c:1793 [inline]
 __run_timers+0x569/0x960 kernel/time/timer.c:2372
 __run_timer_base kernel/time/timer.c:2384 [inline]
 __run_timer_base kernel/time/timer.c:2376 [inline]
 run_timer_base+0x114/0x190 kernel/time/timer.c:2393
 run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2403
 handle_softirqs+0x208/0x8d0 kernel/softirq.c:579
 __do_softirq kernel/softirq.c:613 [inline]
 invoke_softirq kernel/softirq.c:453 [inline]
 __irq_exit_rcu+0xfa/0x160 kernel/softirq.c:680
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
 sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1050
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:console_flush_all+0x9a2/0xc60 kernel/printk/printk.c:3227
Code: 00 e8 52 8b 28 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 e0 ab 20 00 48 85 db 0f 85 55 01 00 00 e8 62 b0 20 00 fb 4c 89 e0 <48> c1 e8 03 42 80 3c 38 00 0f 84 11 ff ff ff 4c 89 e7 e8 47 de 7e
RSP: 0018:ffffc900026cf0f8 EFLAGS: 00000287
RAX: ffffffff897db138 RBX: 0000000000000000 RCX: ffffc9001047a000
RDX: 0000000000100000 RSI: ffffffff815d4f0e RDI: 0000000000000007
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff897db138
R13: ffffffff897db0e0 R14: ffffc900026cf188 R15: dffffc0000000000
 __console_flush_and_unlock kernel/printk/printk.c:3285 [inline]
 console_unlock+0xd8/0x210 kernel/printk/printk.c:3325
 vprintk_emit+0x418/0x6d0 kernel/printk/printk.c:2450
 __warn_printk+0x180/0x350 kernel/panic.c:886
 debug_print_object+0x1a1/0x2b0 lib/debugobjects.c:612
 __debug_check_no_obj_freed lib/debugobjects.c:1099 [inline]
 debug_check_no_obj_freed+0x4b7/0x600 lib/debugobjects.c:1129
 free_pages_prepare mm/page_alloc.c:1402 [inline]
 __free_pages_ok+0x371/0xe50 mm/page_alloc.c:1571
 device_release+0xa4/0x240 drivers/base/core.c:2565
 kobject_cleanup lib/kobject.c:689 [inline]
 kobject_release lib/kobject.c:720 [inline]
 kref_put include/linux/kref.h:65 [inline]
 kobject_put+0x1e7/0x5a0 lib/kobject.c:737
 put_device+0x1f/0x30 drivers/base/core.c:3797
 rtl_usb_disconnect+0x2b3/0x3a0 drivers/net/wireless/realtek/rtlwifi/usb.c:1077
 usb_unbind_interface+0x1dd/0x9e0 drivers/usb/core/driver.c:458
 device_remove drivers/base/dd.c:571 [inline]
 device_remove+0x125/0x170 drivers/base/dd.c:563
 __device_release_driver drivers/base/dd.c:1274 [inline]
 device_release_driver_internal+0x44b/0x620 drivers/base/dd.c:1297
 bus_remove_device+0x22f/0x420 drivers/base/bus.c:579
 device_del+0x396/0x9f0 drivers/base/core.c:3878
 usb_disable_device+0x355/0x7d0 drivers/usb/core/message.c:1418
 usb_disconnect+0x2e1/0x9c0 drivers/usb/core/hub.c:2344
 hub_port_connect drivers/usb/core/hub.c:5406 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5706 [inline]
 port_event drivers/usb/core/hub.c:5870 [inline]
 hub_event+0x1aa2/0x5060 drivers/usb/core/hub.c:5952
 process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3236
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x6c8/0xf10 kernel/workqueue.c:3400
 kthread+0x3c5/0x780 kernel/kthread.c:463
 ret_from_fork+0x5b6/0x6c0 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
----------------
Code disassembly (best guess):
   0:	00 e8                	add    %ch,%al
   2:	52                   	push   %rdx
   3:	8b 28                	mov    (%rax),%ebp
   5:	00 9c 5b 81 e3 00 02 	add    %bl,0x200e381(%rbx,%rbx,2)
   c:	00 00                	add    %al,(%rax)
   e:	31 ff                	xor    %edi,%edi
  10:	48 89 de             	mov    %rbx,%rsi
  13:	e8 e0 ab 20 00       	call   0x20abf8
  18:	48 85 db             	test   %rbx,%rbx
  1b:	0f 85 55 01 00 00    	jne    0x176
  21:	e8 62 b0 20 00       	call   0x20b088
  26:	fb                   	sti
  27:	4c 89 e0             	mov    %r12,%rax
* 2a:	48 c1 e8 03          	shr    $0x3,%rax <-- trapping instruction
  2e:	42 80 3c 38 00       	cmpb   $0x0,(%rax,%r15,1)
  33:	0f 84 11 ff ff ff    	je     0xffffff4a
  39:	4c 89 e7             	mov    %r12,%rdi
  3c:	e8                   	.byte 0xe8
  3d:	47                   	rex.RXB
  3e:	de                   	.byte 0xde
  3f:	7e                   	.byte 0x7e