cm109 6-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff88802b847e00 submitted while active
WARNING: drivers/usb/core/urb.c:379 at usb_submit_urb+0x79/0x18b0 drivers/usb/core/urb.c:379, CPU#1: syz.5.4804/16511
Modules linked in:
CPU: 1 UID: 0 PID: 16511 Comm: syz.5.4804 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026
RIP: 0010:usb_submit_urb+0x7c/0x18b0 drivers/usb/core/urb.c:379
Code: 4c 89 f0 48 c1 e8 03 80 3c 28 00 74 08 4c 89 f7 e8 a9 23 ee fa 49 83 3e 00 74 40 e8 fe 9e 80 fa 48 8d 3d a7 bf fa 08 48 89 de <67> 48 0f b9 3a b8 f0 ff ff ff eb 11 e8 e3 9e 80 fa eb 05 e8 dc 9e
RSP: 0018:ffffc90000a08a18 EFLAGS: 00010087
RAX: ffffffff8745d282 RBX: ffff88802b847e00 RCX: 0000000000040000
RDX: ffffc90002292000 RSI: ffff88802b847e00 RDI: ffffffff90409230
RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000141140 R12: ffff88807d9e5848
R13: ffff88807d9e5830 R14: ffff88802b847e08 R15: 0000000000000820
FS: 000055556238a500(0000) GS:ffff888125326000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e015ff8 CR3: 0000000081505000 CR4: 0000000000350ef0
Call Trace:
cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline]
cm109_urb_irq_callback+0x6fb/0xca0 drivers/input/misc/cm109.c:431
__usb_hcd_giveback_urb+0x374/0x530 drivers/usb/core/hcd.c:1657
dummy_timer+0xac3/0x4b40 drivers/usb/gadget/udc/dummy_hcd.c:2005
__run_hrtimer kernel/time/hrtimer.c:2032 [inline]
__hrtimer_run_queues+0x3bc/0xa10 kernel/time/hrtimer.c:2096
hrtimer_run_softirq+0x17a/0x240 kernel/time/hrtimer.c:2113
handle_softirqs+0x225/0x840 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xca/0x220 kernel/softirq.c:735
irq_exit_rcu+0x9/0x30 kernel/softirq.c:752
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:179 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80 kernel/locking/spinlock.c:198
Code: f7 e8 2d 7c ec f5 f7 c3 00 02 00 00 74 05 e8 f0 60 18 f6 9c 58 a9 00 02 00 00 75 27 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 74 92 dd f5 65 8b 05 4d 53 89 07 85 c0 74 18 5b 41 5e e9 1c f4
RSP: 0018:ffffc9000dfbfa88 EFLAGS: 00000206
RAX: 0000000000000002 RBX: 0000000000000202 RCX: 0000000080000001
RDX: 0000000000000006 RSI: ffffffff8dfe034c RDI: 0000000000000001
RBP: ffffc9000dfbfb80 R08: ffffffff9032d3f7 R09: 1ffffffff2065a7e
R10: dffffc0000000000 R11: fffffbfff2065a7f R12: dffffc0000000000
R13: ffff88802a2b3700 R14: ffffffff8f69e8a0 R15: 0000000000000001
spin_unlock_irqrestore include/linux/spinlock.h:408 [inline]
usb_hcd_poll_rh_status+0x3e9/0x600 drivers/usb/core/hcd.c:757
dummy_pullup+0xde/0x120 drivers/usb/gadget/udc/dummy_hcd.c:918
usb_gadget_disconnect_locked+0x126/0x480 drivers/usb/gadget/udc/core.c:783
gadget_unbind_driver+0xc2/0x410 drivers/usb/gadget/udc/core.c:1691
device_remove drivers/base/dd.c:616 [inline]
__device_release_driver drivers/base/dd.c:1349 [inline]
device_release_driver_internal+0x48b/0x880 drivers/base/dd.c:1372
driver_detach+0x1f3/0x2d0 drivers/base/dd.c:1435
bus_remove_driver+0x226/0x320 drivers/base/bus.c:832
usb_gadget_unregister_driver+0x4e/0x70 drivers/usb/gadget/udc/core.c:1757
raw_release+0xd7/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463
__fput+0x418/0xa50 fs/file_table.c:512
task_work_run+0x1d9/0x270 kernel/task_work.c:233
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
__exit_to_user_mode_loop kernel/entry/common.c:70 [inline]
exit_to_user_mode_loop+0x1fa/0x730 kernel/entry/common.c:101
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
do_syscall_64+0x353/0x580 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd7a259ce59
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffccebdc618 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffccebdc700 RCX: 00007fd7a259ce59
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000088ad3 R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b2ce20000 R11: 0000000000000246 R12: 00007ffccebdc740
R13: 00007fd7a2815fac R14: 0000000000088fad R15: 00007fd7a2815fa0
----------------
Code disassembly (best guess):
0: 4c 89 f0 mov %r14,%rax
3: 48 c1 e8 03 shr $0x3,%rax
7: 80 3c 28 00 cmpb $0x0,(%rax,%rbp,1)
b: 74 08 je 0x15
d: 4c 89 f7 mov %r14,%rdi
10: e8 a9 23 ee fa call 0xfaee23be
15: 49 83 3e 00 cmpq $0x0,(%r14)
19: 74 40 je 0x5b
1b: e8 fe 9e 80 fa call 0xfa809f1e
20: 48 8d 3d a7 bf fa 08 lea 0x8fabfa7(%rip),%rdi # 0x8fabfce
27: 48 89 de mov %rbx,%rsi
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: b8 f0 ff ff ff mov $0xfffffff0,%eax
34: eb 11 jmp 0x47
36: e8 e3 9e 80 fa call 0xfa809f1e
3b: eb 05 jmp 0x42
3d: e8 .byte 0xe8
3e: dc .byte 0xdc
3f: 9e sahf