cm109 2-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff88813539f400 submitted while active
WARNING: drivers/usb/core/urb.c:379 at usb_submit_urb+0x1689/0x19b0 drivers/usb/core/urb.c:379, CPU#1: syz.1.2272/13495
Modules linked in:
CPU: 1 UID: 0 PID: 13495 Comm: syz.1.2272 Not tainted syzkaller #0 PREEMPT(lazy)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/16/2026
RIP: 0010:usb_submit_urb+0x168c/0x19b0 drivers/usb/core/urb.c:379
Code: 00 48 8b 04 24 48 8b 90 b0 00 00 00 e9 70 ff ff ff bb ed ff ff ff e9 ac f1 ff ff e8 1e d1 b1 fc 48 8d 3d 07 33 19 06 48 89 de <67> 48 0f b9 3a bb f0 ff ff ff e9 8e f1 ff ff c7 44 24 30 00 00 00
RSP: 0018:ffffc900001b8af8 EFLAGS: 00010087
RAX: 000000000000052e RBX: ffff88813539f400 RCX: ffffc90001202000
RDX: 0000000000040000 RSI: ffff88813539f400 RDI: ffffffff8b1c8040
RBP: ffff888120436880 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000087
R13: ffff8881121dc058 R14: 000000000000000f R15: 0000000000000000
FS: 0000555591854500(0000) GS:ffff8882684d8000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f82d71c1000 CR3: 000000011c674000 CR4: 00000000003506f0
Call Trace:
cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline]
cm109_urb_irq_callback+0x473/0xa70 drivers/input/misc/cm109.c:431
__usb_hcd_giveback_urb+0x38e/0x610 drivers/usb/core/hcd.c:1657
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xdaf/0x3820 drivers/usb/gadget/udc/dummy_hcd.c:2023
__run_hrtimer kernel/time/hrtimer.c:2074 [inline]
__hrtimer_run_queues+0x462/0x9c0 kernel/time/hrtimer.c:2131
hrtimer_run_softirq+0x1ca/0x360 kernel/time/hrtimer.c:2148
handle_softirqs+0x1d9/0x9b0 kernel/softirq.c:645
__do_softirq kernel/softirq.c:679 [inline]
invoke_softirq kernel/softirq.c:519 [inline]
__irq_exit_rcu+0x168/0x210 kernel/softirq.c:758
irq_exit_rcu+0x9/0x30 kernel/softirq.c:775
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
sysvec_apic_timer_interrupt+0x8f/0xb0 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:211 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:221
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 b6 67 04 fa 48 89 df e8 3e be 04 fa f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 01 00 00 00 e8 75 02 f7 f9 65 48 83 3d b4 fe 97 05 00 74 16 5b
RSP: 0018:ffffc90001d6fb18 EFLAGS: 00000246
RAX: 0000000000000002 RBX: ffffffff8a550400 RCX: 0000000000000040
RDX: 0000000000000001 RSI: ffffffff892df159 RDI: ffffffff87d2bd80
RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 1ffff110224aa3e2 R12: 1ffff920003adf6b
R13: ffff88810a720234 R14: ffff88810a3bba00 R15: ffff88810a3bba18
spin_unlock_irqrestore include/linux/spinlock.h:425 [inline]
usb_hcd_poll_rh_status+0x5c4/0x7e0 drivers/usb/core/hcd.c:757
dummy_pullup+0x10a/0x170 drivers/usb/gadget/udc/dummy_hcd.c:940
usb_gadget_disconnect_locked+0x142/0x4e0 drivers/usb/gadget/udc/core.c:786
gadget_unbind_driver+0xd8/0x4f0 drivers/usb/gadget/udc/core.c:1719
device_remove+0xcb/0x180 drivers/base/dd.c:616
__device_release_driver drivers/base/dd.c:1349 [inline]
device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1372
driver_detach+0xd8/0x1b0 drivers/base/dd.c:1435
bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:832
driver_unregister+0x76/0xb0 drivers/base/driver.c:202
usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1785
raw_release+0x19b/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463
__fput+0x3ff/0xb50 fs/file_table.c:512
task_work_run+0x150/0x240 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+0x17b/0x530 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:343 [inline]
do_syscall_64+0x55a/0x710 arch/x86/entry/syscall_64.c:89
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9593e5e199
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:00007ffeaf9964f8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f95940e7da0 RCX: 00007f9593e5e199
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f95940e7da0 R08: 00007f95940e6128 R09: 0000000000000000
R10: 000000000003fdc8 R11: 0000000000000246 R12: 000000000017ae63
R13: 00007f95940e609c R14: 000000000017a2a7 R15: 00007ffeaf996600
----------------
Code disassembly (best guess):
0: 00 48 8b add %cl,-0x75(%rax)
3: 04 24 add $0x24,%al
5: 48 8b 90 b0 00 00 00 mov 0xb0(%rax),%rdx
c: e9 70 ff ff ff jmp 0xffffff81
11: bb ed ff ff ff mov $0xffffffed,%ebx
16: e9 ac f1 ff ff jmp 0xfffff1c7
1b: e8 1e d1 b1 fc call 0xfcb1d13e
20: 48 8d 3d 07 33 19 06 lea 0x6193307(%rip),%rdi # 0x619332e
27: 48 89 de mov %rbx,%rsi
* 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction
2f: bb f0 ff ff ff mov $0xfffffff0,%ebx
34: e9 8e f1 ff ff jmp 0xfffff1c7
39: c7 .byte 0xc7
3a: 44 24 30 rex.R and $0x30,%al
3d: 00 00 add %al,(%rax)