cm109 2-1:0.8: cm109_urb_irq_callback: urb status -71
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URB ffff888059e79300 submitted while active
WARNING: drivers/usb/core/urb.c:380 at usb_submit_urb+0x7b/0x18d0 drivers/usb/core/urb.c:380, CPU#0: syz.2.4797/5335
Modules linked in:
CPU: 0 UID: 0 PID: 5335 Comm: syz.2.4797 Tainted: G L syzkaller #0 PREEMPT(full)
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:usb_submit_urb+0x7e/0x18d0 drivers/usb/core/urb.c:380
Code: 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 67 1d 1c fb 49 83 3e 00 74 40 e8 2c 48 b5 fa 48 8d 3d 85 12 c5 08 48 89 de <67> 48 0f b9 3a b8 f0 ff ff ff eb 11 e8 11 48 b5 fa eb 05 e8 0a 48
RSP: 0018:ffffc90000007978 EFLAGS: 00010087
RAX: ffffffff870c2174 RBX: ffff888059e79300 RCX: 0000000000040000
RDX: ffffc900021b1000 RSI: ffff888059e79300 RDI: ffffffff8fd13400
RBP: 000000000000000f R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52000000f30 R12: 0000000000000820
R13: ffff8880581a6030 R14: ffff888059e79308 R15: dffffc0000000000
FS: 00007f6175e4f6c0(0000) GS:ffff8881259ad000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f6175e2df98 CR3: 000000003157c000 CR4: 00000000003526f0
Call Trace:
cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline]
cm109_urb_irq_callback+0x709/0xcd0 drivers/input/misc/cm109.c:431
__usb_hcd_giveback_urb+0x376/0x540 drivers/usb/core/hcd.c:1657
dummy_timer+0x85f/0x45b0 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1785 [inline]
__hrtimer_run_queues+0x51c/0xc30 kernel/time/hrtimer.c:1849
hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1866
handle_softirqs+0x22b/0x7c0 kernel/softirq.c:626
__do_softirq kernel/softirq.c:660 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0x60/0x150 kernel/softirq.c:727
irq_exit_rcu+0x9/0x30 kernel/softirq.c:743
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:queue_work_on+0x162/0x1c0 kernel/workqueue.c:2410
Code: 00 4d 85 ed 75 16 e8 7d 7b 36 00 eb 15 e8 76 7b 36 00 e8 c1 63 dd 09 4d 85 ed 74 ea e8 67 7b 36 00 fb 65 48 8b 05 de 41 3c 11 <48> 3b 44 24 18 75 48 89 d8 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f
RSP: 0018:ffffc9000e85f188 EFLAGS: 00000246
RAX: 91c1bf27b76e0c00 RBX: ffff888142ebb901 RCX: 0000000000080000
RDX: ffffc9000d491000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: 0000000000000008 R08: ffffffff8fc479f7 R09: 1ffffffff1f88f3e
R10: dffffc0000000000 R11: fffffbfff1f88f3f R12: 0000000000000000
R13: 0000000000000200 R14: 0000000000000000 R15: 0000000000800001
bit_putcs+0x1865/0x1bd0 drivers/video/fbdev/core/bitblit.c:-1
fbcon_putcs+0x3c5/0x5a0 drivers/video/fbdev/core/fbcon.c:1344
fbcon_redraw+0x30c/0x420 drivers/video/fbdev/core/fbcon.c:1712
fbcon_scroll+0x459/0x7c0 drivers/video/fbdev/core/fbcon.c:1885
con_scroll+0x784/0xa10 drivers/tty/vt/vt.c:582
lf drivers/tty/vt/vt.c:1447 [inline]
vc_con_write_normal drivers/tty/vt/vt.c:3124 [inline]
do_con_write+0x1399/0x5210 drivers/tty/vt/vt.c:3226
con_write+0x24/0x40 drivers/tty/vt/vt.c:3559
process_output_block drivers/tty/n_tty.c:557 [inline]
n_tty_write+0xd78/0x12a0 drivers/tty/n_tty.c:2366
iterate_tty_write drivers/tty/tty_io.c:1006 [inline]
file_tty_write+0x559/0xa20 drivers/tty/tty_io.c:1081
new_sync_write fs/read_write.c:595 [inline]
vfs_write+0x5c9/0xb30 fs/read_write.c:688
ksys_write+0x145/0x250 fs/read_write.c:740
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0xec/0xf80 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f6174f8f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6175e4f038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f61751e6090 RCX: 00007f6174f8f749
RDX: 0000000000001006 RSI: 0000200000002080 RDI: 000000000000000d
RBP: 00007f6175013f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f61751e6128 R14: 00007f61751e6090 R15: 00007fff4ab3c6f8
----------------
Code disassembly (best guess):
0: 89 f0 mov %esi,%eax
2: 48 c1 e8 03 shr $0x3,%rax
6: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1)
b: 74 08 je 0x15
d: 4c 89 f7 mov %r14,%rdi
10: e8 67 1d 1c fb call 0xfb1c1d7c
15: 49 83 3e 00 cmpq $0x0,(%r14)
19: 74 40 je 0x5b
1b: e8 2c 48 b5 fa call 0xfab5484c
20: 48 8d 3d 85 12 c5 08 lea 0x8c51285(%rip),%rdi # 0x8c512ac
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 11 48 b5 fa call 0xfab5484c
3b: eb 05 jmp 0x42
3d: e8 .byte 0xe8
3e: 0a .byte 0xa
3f: 48 rex.W