cm109 5-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff888077f3d900 submitted while active
WARNING: CPU: 1 PID: 6095 at drivers/usb/core/urb.c:379 usb_submit_urb+0x1519/0x1770 drivers/usb/core/urb.c:379
Modules linked in:
CPU: 1 UID: 0 PID: 6095 Comm: syz.4.33 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:usb_submit_urb+0x1519/0x1770 drivers/usb/core/urb.c:379
Code: fd eb cb bb fe ff ff ff e9 96 f3 ff ff e8 3f 3c c1 fa c6 05 f9 28 4e 09 01 90 48 c7 c7 00 7f 2d 8c 48 89 de e8 88 cc 7f fa 90 <0f> 0b 90 90 e9 ac fe ff ff bb f8 ff ff ff e9 66 f3 ff ff 48 89 ef
RSP: 0018:ffffc90000a08a80 EFLAGS: 00010086
RAX: 0000000000000000 RBX: ffff888077f3d900 RCX: ffffc90002382000
RDX: 0000000000040000 RSI: ffffffff81795e95 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88802a1b9857 R14: ffff888078ff4460 R15: 000000000000000f
FS: 0000000000000000(0000) GS:ffff888124f82000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000019680 CR3: 0000000059155000 CR4: 0000000000350ef0
Call Trace:
cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline]
cm109_urb_irq_callback+0x2ed/0xb80 drivers/input/misc/cm109.c:431
__usb_hcd_giveback_urb+0x38b/0x610 drivers/usb/core/hcd.c:1661
usb_hcd_giveback_urb+0x39b/0x450 drivers/usb/core/hcd.c:1745
dummy_timer+0x1814/0x3a30 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1761 [inline]
__hrtimer_run_queues+0x202/0xad0 kernel/time/hrtimer.c:1825
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1842
handle_softirqs+0x219/0x8e0 kernel/softirq.c:579
__do_softirq kernel/softirq.c:613 [inline]
invoke_softirq kernel/softirq.c:453 [inline]
__irq_exit_rcu+0x109/0x170 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+0xa4/0xc0 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+0x31/0x80 kernel/locking/spinlock.c:194
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 66 a1 47 f6 48 89 df e8 4e f5 47 f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 01 00 00 00 e8 75 f6 37 f6 65 8b 05 3e 7e 2a 08 85 c0 74 16 5b
RSP: 0018:ffffc9000aa678c0 EFLAGS: 00000246
RAX: 0000000000000002 RBX: ffff888144fc8000 RCX: 0000000000000006
RDX: 0000000000000000 RSI: ffffffff8d9ae0fc RDI: ffffffff8bcfa3c0
RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff905f3c97 R11: 0000000000000000 R12: ffff888144fc8000
R13: ffff8880287d8408 R14: 0000000000000000 R15: 00000000a38dc000
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
dummy_pullup+0x200/0x270 drivers/usb/gadget/udc/dummy_hcd.c:926
usb_gadget_disconnect_locked+0x142/0x4e0 drivers/usb/gadget/udc/core.c:777
gadget_unbind_driver+0xd7/0x4e0 drivers/usb/gadget/udc/core.c:1666
device_remove+0xcb/0x170 drivers/base/dd.c:569
__device_release_driver drivers/base/dd.c:1274 [inline]
device_release_driver_internal+0x44b/0x620 drivers/base/dd.c:1297
driver_detach+0xd8/0x1b0 drivers/base/dd.c:1360
bus_remove_driver+0x13b/0x2c0 drivers/base/bus.c:747
driver_unregister+0x76/0xb0 drivers/base/driver.c:277
usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1732
raw_release+0x1ae/0x2b0 drivers/usb/gadget/legacy/raw_gadget.c:462
__fput+0x402/0xb70 fs/file_table.c:468
task_work_run+0x150/0x240 kernel/task_work.c:227
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0x86f/0x2bf0 kernel/exit.c:961
do_group_exit+0xd3/0x2a0 kernel/exit.c:1102
get_signal+0x2673/0x26d0 kernel/signal.c:3034
arch_do_signal_or_restart+0x8f/0x7d0 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop+0x84/0x110 kernel/entry/common.c:40
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_syscall_64+0x41c/0x4e0 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe84df8eec9
Code: Unable to access opcode bytes at 0x7fe84df8ee9f.
RSP: 002b:00007fe84ee9b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: 0000000000000800 RBX: 00007fe84e1e5fa0 RCX: 00007fe84df8eec9
RDX: 0000000000001006 RSI: 0000200000002080 RDI: 0000000000000004
RBP: 00007fe84e011f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe84e1e6038 R14: 00007fe84e1e5fa0 R15: 00007ffed3dd5218
----------------
Code disassembly (best guess):
0: f5 cmc
1: 53 push %rbx
2: 48 8b 74 24 10 mov 0x10(%rsp),%rsi
7: 48 89 fb mov %rdi,%rbx
a: 48 83 c7 18 add $0x18,%rdi
e: e8 66 a1 47 f6 call 0xf647a179
13: 48 89 df mov %rbx,%rdi
16: e8 4e f5 47 f6 call 0xf647f569
1b: f7 c5 00 02 00 00 test $0x200,%ebp
21: 75 23 jne 0x46
23: 9c pushf
24: 58 pop %rax
25: f6 c4 02 test $0x2,%ah
28: 75 37 jne 0x61
* 2a: bf 01 00 00 00 mov $0x1,%edi <-- trapping instruction
2f: e8 75 f6 37 f6 call 0xf637f6a9
34: 65 8b 05 3e 7e 2a 08 mov %gs:0x82a7e3e(%rip),%eax # 0x82a7e79
3b: 85 c0 test %eax,%eax
3d: 74 16 je 0x55
3f: 5b pop %rbx