cm109 6-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff888033428d00 submitted while active
WARNING: drivers/usb/core/urb.c:387 at usb_submit_urb+0x1689/0x19b0 drivers/usb/core/urb.c:387, CPU#1: syz.4.23324/24526
Modules linked in:
CPU: 1 UID: 0 PID: 24526 Comm: syz.4.23324 Tainted: G             L       syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/15/2026
RIP: 0010:usb_submit_urb+0x168c/0x19b0 drivers/usb/core/urb.c:387
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 a1 6b fa 48 8d 3d 97 60 d5 0a 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:ffffc90000a08b00 EFLAGS: 00010087
RAX: 0000000000000522 RBX: ffff888033428d00 RCX: ffffc90002321000
RDX: 0000000000040000 RSI: ffff888033428d00 RDI: ffffffff9277ff20
RBP: ffff88807ed14a40 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000087
R13: ffff88807ea0f858 R14: 000000000000000f R15: 0000000000000001
FS:  00007f23eb3a06c0(0000) GS:ffff88812257d000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c2e160f CR3: 0000000052d53000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
 <IRQ>
 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+0xdb5/0x3840 drivers/usb/gadget/udc/dummy_hcd.c:2051
 __run_hrtimer kernel/time/hrtimer.c:2075 [inline]
 __hrtimer_run_queues+0x448/0x9a0 kernel/time/hrtimer.c:2132
 hrtimer_run_softirq+0x1ca/0x360 kernel/time/hrtimer.c:2149
 handle_softirqs+0x216/0xa20 kernel/softirq.c:669
 __do_softirq kernel/softirq.c:703 [inline]
 invoke_softirq kernel/softirq.c:542 [inline]
 __irq_exit_rcu+0x178/0x220 kernel/softirq.c:786
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:809
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline]
 sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1062
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x70 kernel/kcov.c:216
Code: 66 28 66 00 48 89 df 5b e9 dd 79 6c 00 be 03 00 00 00 5b e9 32 e9 2a 03 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <f3> 0f 1e fa 65 48 8b 05 7c f0 ab 13 48 8b 34 24 65 48 8b 15 60 f0
RSP: 0018:ffffc9000699f930 EFLAGS: 00000202
RAX: 0000000000000002 RBX: 000000000000fffd RCX: ffff88803752be80
RDX: 0000000000000000 RSI: ffffffff85be0163 RDI: 0000000000000000
RBP: 00000000000000fb R08: 00000000000000ff R09: 00000000000000fb
R10: ffffffff926ab2ff R11: 0000000000000001 R12: 0000000000000005
R13: 00000000000000ff R14: 0000000000000002 R15: ffffffff8c94fc94
 ucs_page_desc_cmp drivers/tty/vt/ucs.c:227 [inline]
 __inline_bsearch include/linux/bsearch.h:15 [inline]
 ucs_get_fallback+0xc1/0x3a0 drivers/tty/vt/ucs.c:277
 vc_get_glyph drivers/tty/vt/vt.c:3301 [inline]
 vc_con_write_normal drivers/tty/vt/vt.c:3325 [inline]
 do_con_write+0x673/0x4ae0 drivers/tty/vt/vt.c:3446
 con_write+0x23/0xb0 drivers/tty/vt/vt.c:3778
 process_output_block drivers/tty/n_tty.c:557 [inline]
 n_tty_write+0x440/0x1200 drivers/tty/n_tty.c:2366
 iterate_tty_write drivers/tty/tty_io.c:1008 [inline]
 file_tty_write.isra.0+0x4ca/0x8f0 drivers/tty/tty_io.c:1056
 new_sync_write fs/read_write.c:595 [inline]
 vfs_write+0x6af/0x1050 fs/read_write.c:687
 ksys_write+0x12a/0x250 fs/read_write.c:739
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f23ea59f559
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:00007f23eb3a0028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f23ea825fa0 RCX: 00007f23ea59f559
RDX: 0000000000001006 RSI: 0000200000000540 RDI: 0000000000000004
RBP: 00007f23ea636b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f23ea826038 R14: 00007f23ea825fa0 R15: 00007fff94c8df58
 </TASK>
----------------
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 a1 6b fa       	call   0xfa6ba13e
  20:	48 8d 3d 97 60 d5 0a 	lea    0xad56097(%rip),%rdi        # 0xad560be
  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)