cm109 2-1:0.8: invalid payload size 1024, expected 4 input: CM109 USB driver as /devices/platform/dummy_hcd.1/usb2/2-1/2-1:0.8/input/input551 ------------[ cut here ]------------ URB ffff88814caed700 submitted while active WARNING: CPU: 0 PID: 6321 at drivers/usb/core/urb.c:379 usb_submit_urb+0xfa8/0x1870 drivers/usb/core/urb.c:379 Modules linked in: CPU: 0 UID: 0 PID: 6321 Comm: kworker/0:8 Not tainted 6.15.0-syzkaller-09161-g0f70f5b08a47 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: usb_hub_wq hub_event RIP: 0010:usb_submit_urb+0xfa8/0x1870 drivers/usb/core/urb.c:379 Code: 00 eb 5c e8 0a 68 a8 fa e9 09 f1 ff ff e8 00 68 a8 fa c6 05 f0 aa 71 08 01 90 48 c7 c7 00 5a 32 8c 48 89 de e8 a9 41 6c fa 90 <0f> 0b 90 90 e9 d0 f0 ff ff e8 da 67 a8 fa eb 11 e8 d3 67 a8 fa bd RSP: 0018:ffffc9000d02eb38 EFLAGS: 00010246 RAX: a79c1e2737f67a00 RBX: ffff88814caed700 RCX: ffff88801e3f0000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002 RBP: 000000000000000f R08: ffffffff8f9f7ff7 R09: 1ffffffff1f3effe R10: dffffc0000000000 R11: fffffbfff1f3efff R12: 1ffff1100234820a R13: dffffc0000000000 R14: ffff88814caed708 R15: 0000000000000cc0 FS: 0000000000000000(0000) GS:ffff888125c99000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005555851e6da8 CR3: 000000002fb48000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cm109_input_open+0x1fb/0x460 drivers/input/misc/cm109.c:566 input_open_device+0x1c5/0x360 drivers/input/input.c:600 kbd_connect+0xed/0x140 drivers/tty/vt/keyboard.c:1591 input_attach_handler drivers/input/input.c:993 [inline] input_register_device+0xcee/0x10b0 drivers/input/input.c:2412 cm109_usb_probe+0x118c/0x1690 drivers/input/misc/cm109.c:797 usb_probe_interface+0x641/0xbc0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:-1 [inline] really_probe+0x26a/0x9a0 drivers/base/dd.c:657 __driver_probe_device+0x18c/0x2f0 drivers/base/dd.c:799 driver_probe_device+0x4f/0x430 drivers/base/dd.c:829 __device_attach_driver+0x2ce/0x530 drivers/base/dd.c:957 bus_for_each_drv+0x251/0x2e0 drivers/base/bus.c:462 __device_attach+0x2b8/0x400 drivers/base/dd.c:1029 bus_probe_device+0x185/0x260 drivers/base/bus.c:537 device_add+0x7b6/0xb50 drivers/base/core.c:3692 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+0x26a/0x9a0 drivers/base/dd.c:657 __driver_probe_device+0x18c/0x2f0 drivers/base/dd.c:799 driver_probe_device+0x4f/0x430 drivers/base/dd.c:829 __device_attach_driver+0x2ce/0x530 drivers/base/dd.c:957 bus_for_each_drv+0x251/0x2e0 drivers/base/bus.c:462 __device_attach+0x2b8/0x400 drivers/base/dd.c:1029 bus_probe_device+0x185/0x260 drivers/base/bus.c:537 device_add+0x7b6/0xb50 drivers/base/core.c:3692 usb_new_device+0xa39/0x16c0 drivers/usb/core/hub.c:2663 hub_port_connect drivers/usb/core/hub.c:5531 [inline] hub_port_connect_change drivers/usb/core/hub.c:5671 [inline] port_event drivers/usb/core/hub.c:5831 [inline] hub_event+0x2941/0x4a00 drivers/usb/core/hub.c:5913 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xade/0x17b0 kernel/workqueue.c:3321 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402 kthread+0x711/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245