cm109 10-1:0.8: cm109_urb_irq_callback: urb status -71
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URB ffff888027938700 submitted while active
WARNING: CPU: 1 PID: 13112 at drivers/usb/core/urb.c:379 usb_submit_urb+0xff0/0x1910 drivers/usb/core/urb.c:379
Modules linked in:
CPU: 1 PID: 13112 Comm: syz.9.1992 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:usb_submit_urb+0xff0/0x1910 drivers/usb/core/urb.c:379
Code: 3c 2e 8b 89 ea e8 b6 d8 fa 03 e9 f7 fb ff ff e8 d6 f8 6a fb c6 05 07 2b f5 07 01 48 c7 c7 40 3a 2e 8b 48 89 de e8 a0 1d 37 fb <0f> 0b e9 86 f0 ff ff e8 b4 f8 6a fb eb 21 e8 ad f8 6a fb 44 8b 6c
RSP: 0018:ffffc900001e0820 EFLAGS: 00010046
RAX: c07afc46963a8e00 RBX: ffff888027938700 RCX: 0000000000040000
RDX: ffffc90002302000 RSI: 000000000002a998 RDI: 000000000002a999
RBP: 000000000000000f R08: dffffc0000000000 R09: ffffed10171e4f34
R10: ffffed10171e4f34 R11: 1ffff110171e4f33 R12: dffffc0000000000
R13: 0000000000000a20 R14: ffff888027938708 R15: ffff88807e683848
FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fac0ffdd000 CR3: 00000000677f7000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 3a810b1eb6134bdc DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
cm109_urb_irq_callback+0x728/0xc90 drivers/input/misc/cm109.c:422
__usb_hcd_giveback_urb+0x35f/0x520 drivers/usb/core/hcd.c:1675
dummy_timer+0x86f/0x3130 drivers/usb/gadget/udc/dummy_hcd.c:1994
__run_hrtimer kernel/time/hrtimer.c:1747 [inline]
__hrtimer_run_queues+0x554/0xd60 kernel/time/hrtimer.c:1811
hrtimer_run_softirq+0x183/0x2a0 kernel/time/hrtimer.c:1828
handle_softirqs+0x2a1/0x920 kernel/softirq.c:596
__do_softirq kernel/softirq.c:630 [inline]
invoke_softirq kernel/softirq.c:470 [inline]
__irq_exit_rcu+0x12f/0x220 kernel/softirq.c:679
irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0xa5/0x100 kernel/locking/spinlock.c:194
Code: 74 05 e8 ce 48 65 f7 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4b f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 f6 cd 35 f7 65 8b 05 77 85 e0 75 85 c0 74 3c 48 c7 04 24 0e 36
RSP: 0018:ffffc90004547520 EFLAGS: 00000206
RAX: c07afc46963a8e00 RBX: 0000000000000a02 RCX: c07afc46963a8e00
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffffc900045475b0 R08: dffffc0000000000 R09: fffffbfff215c46a
R10: fffffbfff215c46a R11: 1ffffffff215c469 R12: dffffc0000000000
R13: ffff888027ff8300 R14: ffffffff8d679600 R15: 1ffff920008a8ea4
spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
usb_hcd_poll_rh_status+0x3f9/0x600 drivers/usb/core/hcd.c:789
dummy_pullup+0x194/0x200 drivers/usb/gadget/udc/dummy_hcd.c:927
usb_gadget_disconnect_locked+0x13d/0x4f0 drivers/usb/gadget/udc/core.c:780
gadget_unbind_driver+0xc0/0x410 drivers/usb/gadget/udc/core.c:1653
device_remove drivers/base/dd.c:548 [inline]
__device_release_driver drivers/base/dd.c:1260 [inline]
device_release_driver_internal+0x4be/0x850 drivers/base/dd.c:1286
driver_detach+0x1ef/0x2d0 drivers/base/dd.c:1349
bus_remove_driver+0x11c/0x230 drivers/base/bus.c:679
usb_gadget_unregister_driver+0x4a/0x70 drivers/usb/gadget/udc/core.c:1719
raw_release+0xd6/0x260 drivers/usb/gadget/legacy/raw_gadget.c:415
__fput+0x22c/0x920 fs/file_table.c:320
task_work_run+0x1ca/0x250 kernel/task_work.c:203
exit_task_work include/linux/task_work.h:39 [inline]
do_exit+0x93e/0x2400 kernel/exit.c:880
do_group_exit+0x217/0x2d0 kernel/exit.c:1022
get_signal+0x1272/0x1350 kernel/signal.c:2871
arch_do_signal_or_restart+0xb7/0x1240 arch/x86/kernel/signal.c:871
exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f926a18efc9
Code: Unable to access opcode bytes at 0x7f926a18ef9f.
RSP: 002b:00007f926b0090e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f926a3e6098 RCX: 00007f926a18efc9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f926a3e6098
RBP: 00007f926a3e6090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f926a3e6128 R14: 00007ffcde681ef0 R15: 00007ffcde681fd8
----------------
Code disassembly (best guess):
0: 74 05 je 0x7
2: e8 ce 48 65 f7 call 0xf76548d5
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 4b jne 0x67
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 f6 cd 35 f7 call 0xf735ce25 <-- trapping instruction
2f: 65 8b 05 77 85 e0 75 mov %gs:0x75e08577(%rip),%eax # 0x75e085ad
36: 85 c0 test %eax,%eax
38: 74 3c je 0x76
3a: 48 rex.W
3b: c7 .byte 0xc7
3c: 04 24 add $0x24,%al
3e: 0e (bad)
3f: 36 ss