cm109 7-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff8880330a6000 submitted while active
WARNING: drivers/usb/core/urb.c:380 at usb_submit_urb+0xf8c/0x18b0 drivers/usb/core/urb.c:380, CPU#0: syz.6.3897/24236
Modules linked in:
CPU: 0 UID: 0 PID: 24236 Comm: syz.6.3897 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:usb_submit_urb+0xf8c/0x18b0 drivers/usb/core/urb.c:380
Code: 00 00 00 e8 36 0b c6 fa e9 25 f1 ff ff e8 2c 0b c6 fa c6 05 55 fb 8d 08 01 90 48 c7 c7 c0 84 12 8c 48 89 de e8 05 28 89 fa 90 <0f> 0b 90 90 e9 ec f0 ff ff e8 06 0b c6 fa c6 05 37 32 a4 08 01 41
RSP: 0018:ffffc90000007878 EFLAGS: 00010046
RAX: e2fb5184051b4400 RBX: ffff8880330a6000 RCX: 0000000000040000
RDX: ffffc90002181000 RSI: 000000000000623e RDI: 000000000000623f
RBP: 000000000000000f R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffffbfff1bfa650 R12: 0000000000000820
R13: ffff88806274a030 R14: ffff8880330a6008 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff888125d0b000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055558a0314a8 CR3: 000000007bb36000 CR4: 00000000003526f0
DR0: ffffffffffffffff DR1: 00000000000001f8 DR2: 0000000000000083
DR3: ffffffffefffff15 DR6: 00000000ffff0ff0 DR7: 0000000000000400
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+0x376/0x540 drivers/usb/core/hcd.c:1661
dummy_timer+0x85f/0x44c0 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1777 [inline]
__hrtimer_run_queues+0x52c/0xc60 kernel/time/hrtimer.c:1841
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1858
handle_softirqs+0x286/0x870 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1052
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
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 6b 1c 79 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 d3 4a 41 f6 65 8b 05 dc 68 42 07 85 c0 74 40 48 c7 04 24 0e 36
RSP: 0018:ffffc9000541f620 EFLAGS: 00000206
RAX: e2fb5184051b4400 RBX: 0000000000000a02 RCX: e2fb5184051b4400
RDX: 0000000000000006 RSI: ffffffff8d7e9b20 RDI: 0000000000000001
RBP: ffffc9000541f6b0 R08: ffffffff8f9e1877 R09: 1ffffffff1f3c30e
R10: dffffc0000000000 R11: fffffbfff1f3c30f R12: dffffc0000000000
R13: ffff888027e40100 R14: ffffffff8edae380 R15: 1ffff92000a83ec4
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
usb_hcd_poll_rh_status+0x406/0x620 drivers/usb/core/hcd.c:762
dummy_pullup+0x19b/0x200 drivers/usb/gadget/udc/dummy_hcd.c:928
usb_gadget_disconnect_locked+0x143/0x4b0 drivers/usb/gadget/udc/core.c:780
gadget_unbind_driver+0xc4/0x430 drivers/usb/gadget/udc/core.c:1670
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:1736
raw_release+0xd7/0x260 drivers/usb/gadget/legacy/raw_gadget.c:462
__fput+0x44c/0xa70 fs/file_table.c:468
task_work_run+0x1d4/0x260 kernel/task_work.c:227
exit_task_work include/linux/task_work.h:40 [inline]
do_exit+0x6b5/0x2300 kernel/exit.c:966
do_group_exit+0x21c/0x2d0 kernel/exit.c:1107
get_signal+0x1285/0x1340 kernel/signal.c:3034
arch_do_signal_or_restart+0xa0/0x790 arch/x86/kernel/signal.c:337
exit_to_user_mode_loop+0x72/0x130 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+0x2bd/0xfa0 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fbf0978eacb
Code: Unable to access opcode bytes at 0x7fbf0978eaa1.
RSP: 002b:00007fbf0a5c2f10 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: fffffffffffffff0 RBX: 0000000000000008 RCX: 00007fbf0978eacb
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000008
RBP: 00007fbf0a5c3fe0 R08: 0000000000000000 R09: 00362e6364755f79
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fbf0a5c2fb0 R14: 0000200000000040 R15: 00007fbf09b10b88
----------------
Code disassembly (best guess):
0: 74 05 je 0x7
2: e8 6b 1c 79 f6 call 0xf6791c72
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 d3 4a 41 f6 call 0xf6414b02 <-- trapping instruction
2f: 65 8b 05 dc 68 42 07 mov %gs:0x74268dc(%rip),%eax # 0x7426912
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