cm109 8-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff88802a342900 submitted while active
WARNING: drivers/usb/core/urb.c:379 at usb_submit_urb+0x15fa/0x1910 drivers/usb/core/urb.c:379, CPU#1: syz.7.6198/1431
Modules linked in:
CPU: 1 UID: 0 PID: 1431 Comm: syz.7.6198 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:usb_submit_urb+0x15fd/0x1910 drivers/usb/core/urb.c:379
Code: 00 48 8b 04 24 48 8b 90 b0 00 00 00 e9 73 ff ff ff bb ed ff ff ff e9 be f2 ff ff e8 fd 38 b7 fa 48 8d 3d e6 c8 94 09 48 89 de <67> 48 0f b9 3a bb f0 ff ff ff e9 a0 f2 ff ff c7 44 24 30 00 00 00
RSP: 0018:ffffc90000a08ab0 EFLAGS: 00010087
RAX: 000000000000441e RBX: ffff88802a342900 RCX: ffffc90002342000
RDX: 0000000000040000 RSI: ffff88802a342900 RDI: ffffffff90e68d10
RBP: ffff88805941e058 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88805941e057 R14: ffff888051362ea0 R15: 000000000000000f
FS: 000055558f802500(0000) GS:ffff888124439000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555592fcd4e8 CR3: 0000000032dd0000 CR4: 00000000003526f0
Call Trace:
cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline]
cm109_urb_irq_callback+0x479/0xa90 drivers/input/misc/cm109.c:431
__usb_hcd_giveback_urb+0x38d/0x610 drivers/usb/core/hcd.c:1657
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xd85/0x3670 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1785 [inline]
__hrtimer_run_queues+0x50e/0xa70 kernel/time/hrtimer.c:1849
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1866
handle_softirqs+0x1eb/0x9e0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:netlink_has_listeners+0x116/0x430 net/netlink/af_netlink.c:1371
Code: 03 00 00 48 69 c0 a8 01 00 00 49 01 c4 48 b8 00 00 00 00 00 fc ff df 49 8d bc 24 68 01 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 <0f> 85 fd 02 00 00 4d 8b b4 24 68 01 00 00 e8 87 9d ee 01 31 ff 41
RSP: 0018:ffffc9000632fbc8 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: ffff88801fedd000 RCX: ffffffff89a293af
RDX: 1ffff11028085b48 RSI: ffffffff89a29170 RDI: ffff88814042da40
RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88814042d8d8
R13: ffff88801fedd3ac R14: dffffc0000000000 R15: 0000000000000000
uevent_net_broadcast_untagged lib/kobject_uevent.c:321 [inline]
kobject_uevent_net_broadcast lib/kobject_uevent.c:410 [inline]
kobject_uevent_env+0xc3a/0x18b0 lib/kobject_uevent.c:608
device_remove+0xcb/0x180 drivers/base/dd.c:631
__device_release_driver drivers/base/dd.c:1344 [inline]
device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1367
driver_detach+0xd8/0x1b0 drivers/base/dd.c:1430
bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:825
driver_unregister+0x76/0xb0 drivers/base/driver.c:277
usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1751
raw_release+0x19b/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463
__fput+0x3ff/0xb40 fs/file_table.c:469
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:67 [inline]
exit_to_user_mode_loop+0x100/0x4a0 kernel/entry/common.c:98
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:325 [inline]
do_syscall_64+0x67c/0xf80 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f31d639c819
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:00007ffd5fe22758 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffd5fe22840 RCX: 00007f31d639c819
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00000000001d2d5f R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b2c620000 R11: 0000000000000246 R12: 00007ffd5fe22880
R13: 00007f31d6615fac R14: 00000000001d32d0 R15: 00007f31d6615fa0
----------------
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 73 ff ff ff jmp 0xffffff84
11: bb ed ff ff ff mov $0xffffffed,%ebx
16: e9 be f2 ff ff jmp 0xfffff2d9
1b: e8 fd 38 b7 fa call 0xfab7391d
20: 48 8d 3d e6 c8 94 09 lea 0x994c8e6(%rip),%rdi # 0x994c90d
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 a0 f2 ff ff jmp 0xfffff2d9
39: c7 .byte 0xc7
3a: 44 24 30 rex.R and $0x30,%al
3d: 00 00 add %al,(%rax)