cm109 5-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff8881457a0800 submitted while active
WARNING: CPU: 1 PID: 7337 at drivers/usb/core/urb.c:379 usb_submit_urb+0xfc1/0x1830 drivers/usb/core/urb.c:379
Modules linked in:
CPU: 1 UID: 0 PID: 7337 Comm: syz.4.509 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xfc1/0x1830 drivers/usb/core/urb.c:379
Code: 44 89 f2 e8 81 c7 00 fa e9 13 fc ff ff e8 87 de 93 fa c6 05 2c af 61 08 01 90 48 c7 c7 80 fb 34 8c 48 89 de e8 20 7d 57 fa 90 <0f> 0b 90 90 e9 b7 f0 ff ff e8 61 de 93 fa eb 11 e8 5a de 93 fa bd
RSP: 0018:ffffc90000a087b8 EFLAGS: 00010046
RAX: 610ff0edc2ba9200 RBX: ffff8881457a0800 RCX: 0000000000040000
RDX: ffffc90002362000 RSI: 0000000000006078 RDI: 0000000000006079
RBP: 000000000000000f R08: ffff8880b8724253 R09: 1ffff110170e484a
R10: dffffc0000000000 R11: ffffed10170e484b R12: dffffc0000000000
R13: ffff888052b98030 R14: ffff8881457a0808 R15: 0000000000000820
FS: 0000000000000000(0000) GS:ffff888125d1b000(0063) knlGS:00000000567f4440
CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: 00000000f73f6288 CR3: 0000000052f06000 CR4: 00000000003526f0
Call Trace:
cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline]
cm109_urb_irq_callback+0x709/0xca0 drivers/input/misc/cm109.c:431
__usb_hcd_giveback_urb+0x41a/0x690 drivers/usb/core/hcd.c:1663
dummy_timer+0x862/0x4550 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1761 [inline]
__hrtimer_run_queues+0x52c/0xc60 kernel/time/hrtimer.c:1825
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1842
handle_softirqs+0x283/0x870 kernel/softirq.c:579
__do_softirq kernel/softirq.c:613 [inline]
invoke_softirq kernel/softirq.c:453 [inline]
__irq_exit_rcu+0xca/0x1f0 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+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xa8/0x110 kernel/locking/spinlock.c:194
Code: 74 05 e8 1b 17 4b f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4f f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 43 bf 13 f6 65 8b 05 0c 12 24 07 85 c0 74 40 48 c7 04 24 0e 36
RSP: 0018:ffffc9001b7cfae0 EFLAGS: 00000206
RAX: 610ff0edc2ba9200 RBX: 0000000000000a06 RCX: 610ff0edc2ba9200
RDX: 0000000000000006 RSI: ffffffff8d9b7339 RDI: 0000000000000001
RBP: ffffc9001b7cfb68 R08: ffffffff8fa38637 R09: 1ffffffff1f470c6
R10: dffffc0000000000 R11: fffffbfff1f470c7 R12: dffffc0000000000
R13: 1ffff11028a7e17f R14: ffff8881453f0000 R15: 1ffff920036f9f5c
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
dummy_pullup+0x18c/0x200 drivers/usb/gadget/udc/dummy_hcd.c:926
usb_gadget_disconnect_locked+0x140/0x4b0 drivers/usb/gadget/udc/core.c:777
gadget_unbind_driver+0xc4/0x430 drivers/usb/gadget/udc/core.c:1666
device_remove drivers/base/dd.c:569 [inline]
__device_release_driver drivers/base/dd.c:1274 [inline]
device_release_driver_internal+0x46f/0x800 drivers/base/dd.c:1297
driver_detach+0x1f3/0x2d0 drivers/base/dd.c:1360
bus_remove_driver+0x226/0x2f0 drivers/base/bus.c:747
usb_gadget_unregister_driver+0x4e/0x70 drivers/usb/gadget/udc/core.c:1732
raw_release+0xd7/0x260 drivers/usb/gadget/legacy/raw_gadget.c:462
__fput+0x449/0xa70 fs/file_table.c:468
task_work_run+0x1d4/0x260 kernel/task_work.c:227
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
exit_to_user_mode_loop+0xec/0x110 kernel/entry/common.c:43
exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline]
__do_fast_syscall_32+0x1f4/0x2b0 arch/x86/entry/syscall_32.c:309
do_fast_syscall_32+0x34/0x80 arch/x86/entry/syscall_32.c:331
entry_SYSENTER_compat_after_hwframe+0x84/0x8e
RIP: 0023:0xf70ce539
Code: 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90
RSP: 002b:00000000f758faec EFLAGS: 00000206 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 000000000000001e
RDX: 0000000000000000 RSI: 0000000000000340 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
----------------
Code disassembly (best guess):
0: 74 05 je 0x7
2: e8 1b 17 4b f6 call 0xf64b1722
7: 48 c7 44 24 20 00 00 movq $0x0,0x20(%rsp)
e: 00 00
10: 9c pushf
11: 8f 44 24 20 pop 0x20(%rsp)
15: f6 44 24 21 02 testb $0x2,0x21(%rsp)
1a: 75 4f jne 0x6b
1c: f7 c3 00 02 00 00 test $0x200,%ebx
22: 74 01 je 0x25
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 43 bf 13 f6 call 0xf613bf72 <-- trapping instruction
2f: 65 8b 05 0c 12 24 07 mov %gs:0x724120c(%rip),%eax # 0x7241242
36: 85 c0 test %eax,%eax
38: 74 40 je 0x7a
3a: 48 rex.W
3b: c7 .byte 0xc7
3c: 04 24 add $0x24,%al
3e: 0e (bad)
3f: 36 ss