------------[ cut here ]------------
WARNING: CPU: 0 PID: 5778 at kernel/workqueue.c:668 set_work_data kernel/workqueue.c:668 [inline]
WARNING: CPU: 0 PID: 5778 at kernel/workqueue.c:668 clear_work_data kernel/workqueue.c:731 [inline]
WARNING: CPU: 0 PID: 5778 at kernel/workqueue.c:668 __cancel_work_timer+0x4e2/0x520 kernel/workqueue.c:3519
Modules linked in:
CPU: 0 PID: 5778 Comm: kworker/0:3 Not tainted 6.6.95-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Workqueue: usb_hub_wq hub_event
RIP: 0010:set_work_data kernel/workqueue.c:668 [inline]
RIP: 0010:clear_work_data kernel/workqueue.c:731 [inline]
RIP: 0010:__cancel_work_timer+0x4e2/0x520 kernel/workqueue.c:3519
Code: 41 5c 41 5d 41 5e 41 5f 5d c3 e8 39 f4 2e 00 0f 0b e9 ed fd ff ff e8 2d f4 2e 00 e8 b8 b5 17 09 e9 8e fe ff ff e8 1e f4 2e 00 <0f> 0b 43 80 3c 2e 00 0f 85 04 ff ff ff e9 07 ff ff ff e8 97 b4 17
RSP: 0000:ffffc900044eeb40 EFLAGS: 00010283
RAX: ffffffff8156a242 RBX: ffff8880595987a8 RCX: 0000000000100000
RDX: ffffc9001811c000 RSI: 0000000000050e90 RDI: 0000000000050e91
RBP: ffffc900044eec58 R08: ffff8880595987af R09: 1ffff1100b2b30f5
R10: dffffc0000000000 R11: ffffed100b2b30f6 R12: 0000000000000000
R13: dffffc0000000000 R14: 1ffff1100b2b30f5 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5dc9147000 CR3: 0000000062d45000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:183 [inline]
 smsusb_term_device+0xcb/0x220 drivers/media/usb/siano/smsusb.c:345
 smsusb_init_device drivers/media/usb/siano/smsusb.c:491 [inline]
 smsusb_probe+0x1708/0x1da0 drivers/media/usb/siano/smsusb.c:569
 usb_probe_interface+0x5a4/0xb00 drivers/usb/core/driver.c:396
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x25b/0xb40 drivers/base/dd.c:658
 __driver_probe_device+0x18c/0x330 drivers/base/dd.c:800
 driver_probe_device+0x4f/0x420 drivers/base/dd.c:830
 __device_attach_driver+0x2ca/0x520 drivers/base/dd.c:958
 bus_for_each_drv+0x24b/0x2d0 drivers/base/bus.c:459
 __device_attach+0x2b5/0x400 drivers/base/dd.c:1030
 bus_probe_device+0x180/0x260 drivers/base/bus.c:534
 device_add+0x85b/0xc20 drivers/base/core.c:3683
 usb_set_configuration+0x1a79/0x20c0 drivers/usb/core/message.c:2207
 usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:238
 usb_probe_device+0x13d/0x280 drivers/usb/core/driver.c:293
 call_driver_probe drivers/base/dd.c:-1 [inline]
 really_probe+0x25b/0xb40 drivers/base/dd.c:658
 __driver_probe_device+0x18c/0x330 drivers/base/dd.c:800
 driver_probe_device+0x4f/0x420 drivers/base/dd.c:830
 __device_attach_driver+0x2ca/0x520 drivers/base/dd.c:958
 bus_for_each_drv+0x24b/0x2d0 drivers/base/bus.c:459
 __device_attach+0x2b5/0x400 drivers/base/dd.c:1030
 bus_probe_device+0x180/0x260 drivers/base/bus.c:534
 device_add+0x85b/0xc20 drivers/base/core.c:3683
 usb_new_device+0xa31/0x1630 drivers/usb/core/hub.c:2632
 hub_port_connect drivers/usb/core/hub.c:5501 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5641 [inline]
 port_event drivers/usb/core/hub.c:5801 [inline]
 hub_event+0x2957/0x49c0 drivers/usb/core/hub.c:5883
 process_one_work kernel/workqueue.c:2634 [inline]
 process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711
 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>