input: CM109 USB driver as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.8/input/input160 ------------[ cut here ]------------ URB ffff888140af4300 submitted while active WARNING: CPU: 0 PID: 11208 at drivers/usb/core/urb.c:380 usb_submit_urb+0xf8c/0x18b0 drivers/usb/core/urb.c:380 Modules linked in: CPU: 0 UID: 0 PID: 11208 Comm: kworker/0:3 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 Workqueue: usb_hub_wq hub_event RIP: 0010:usb_submit_urb+0xf8c/0x18b0 drivers/usb/core/urb.c:380 Code: 00 00 00 e8 76 09 cd fa e9 25 f1 ff ff e8 6c 09 cd fa c6 05 88 f5 73 08 01 90 48 c7 c7 80 07 11 8c 48 89 de e8 65 25 90 fa 90 <0f> 0b 90 90 e9 ec f0 ff ff e8 46 09 cd fa c6 05 17 2c 8a 08 01 41 RSP: 0018:ffffc900044d6b10 EFLAGS: 00010246 RAX: 962cd74923340400 RBX: ffff888140af4300 RCX: 0000000000100000 RDX: ffffc9001a6de000 RSI: 000000000003af49 RDI: 000000000003af4a RBP: 000000000000000f R08: ffff8880b8824293 R09: 1ffff11017104852 R10: dffffc0000000000 R11: ffffed1017104853 R12: 0000000000000cc0 R13: ffff888023c57848 R14: ffff888140af4308 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff88812613e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000003000 CR3: 000000004ae9a000 CR4: 00000000003526f0 Call Trace: cm109_input_open+0x1fe/0x4b0 drivers/input/misc/cm109.c:566 input_open_device+0x1d3/0x390 drivers/input/input.c:601 kbd_connect+0xed/0x140 drivers/tty/vt/keyboard.c:1584 input_attach_handler drivers/input/input.c:994 [inline] input_register_device+0xd00/0x1140 drivers/input/input.c:2378 cm109_usb_probe+0x118c/0x1690 drivers/input/misc/cm109.c:797 usb_probe_interface+0x668/0xc30 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x26d/0x9e0 drivers/base/dd.c:659 __driver_probe_device+0x18c/0x2f0 drivers/base/dd.c:801 driver_probe_device+0x4f/0x430 drivers/base/dd.c:831 __device_attach_driver+0x2ce/0x530 drivers/base/dd.c:959 bus_for_each_drv+0x251/0x2e0 drivers/base/bus.c:462 __device_attach+0x2b8/0x400 drivers/base/dd.c:1031 bus_probe_device+0x185/0x260 drivers/base/bus.c:537 device_add+0x7b6/0xb50 drivers/base/core.c:3689 usb_set_configuration+0x1a87/0x20e0 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0x8d/0x150 drivers/usb/core/generic.c:250 usb_probe_device+0x1c4/0x390 drivers/usb/core/driver.c:291 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x26d/0x9e0 drivers/base/dd.c:659 __driver_probe_device+0x18c/0x2f0 drivers/base/dd.c:801 driver_probe_device+0x4f/0x430 drivers/base/dd.c:831 __device_attach_driver+0x2ce/0x530 drivers/base/dd.c:959 bus_for_each_drv+0x251/0x2e0 drivers/base/bus.c:462 __device_attach+0x2b8/0x400 drivers/base/dd.c:1031 bus_probe_device+0x185/0x260 drivers/base/bus.c:537 device_add+0x7b6/0xb50 drivers/base/core.c:3689 usb_new_device+0xa39/0x16f0 drivers/usb/core/hub.c:2694 hub_port_connect drivers/usb/core/hub.c:5566 [inline] hub_port_connect_change drivers/usb/core/hub.c:5706 [inline] port_event drivers/usb/core/hub.c:5870 [inline] hub_event+0x2958/0x4a20 drivers/usb/core/hub.c:5952 process_one_work kernel/workqueue.c:3263 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3346 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3427 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x4bc/0x870 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245