cm109 1-1:0.8: invalid payload size 0, expected 4 input: CM109 USB driver as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.8/input/input5 ------------[ cut here ]------------ URB ffff888057c2cd00 submitted while active WARNING: drivers/usb/core/urb.c:380 at usb_submit_urb+0xf8c/0x18b0 drivers/usb/core/urb.c:380, CPU#0: kworker/0:4/5901 Modules linked in: CPU: 0 UID: 0 PID: 5901 Comm: kworker/0:4 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 06 2f c6 fa e9 25 f1 ff ff e8 fc 2e c6 fa c6 05 a3 18 8e 08 01 90 48 c7 c7 c0 7f 12 8c 48 89 de e8 d5 4b 89 fa 90 <0f> 0b 90 90 e9 ec f0 ff ff e8 d6 2e c6 fa c6 05 07 4f a4 08 01 41 RSP: 0018:ffffc900053c6b10 EFLAGS: 00010246 RAX: a2645b41e9ba7e00 RBX: ffff888057c2cd00 RCX: 0000000000100000 RDX: ffffc900199d3000 RSI: 00000000000671a9 RDI: 00000000000671aa RBP: 000000000000000f R08: ffffc900053c6827 R09: 1ffff92000a78d04 R10: dffffc0000000000 R11: fffff52000a78d05 R12: 0000000000000cc0 R13: ffff888029e5d048 R14: ffff888057c2cd08 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff888125d0b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c32c556 CR3: 000000007e618000 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