cm109 3-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff88802eccf600 submitted while active
WARNING: CPU: 1 PID: 5187 at drivers/usb/core/urb.c:379 usb_submit_urb+0xff0/0x1910 drivers/usb/core/urb.c:379
Modules linked in:
CPU: 1 PID: 5187 Comm: udevd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:usb_submit_urb+0xff0/0x1910 drivers/usb/core/urb.c:379
Code: 3c 2e 8b 89 ea e8 56 87 fa 03 e9 f7 fb ff ff e8 26 31 6b fb c6 05 f1 6f f5 07 01 48 c7 c7 80 3a 2e 8b 48 89 de e8 d0 5b 37 fb <0f> 0b e9 86 f0 ff ff e8 04 31 6b fb eb 21 e8 fd 30 6b fb 44 8b 6c
RSP: 0018:ffffc900001e0800 EFLAGS: 00010046
RAX: 4285b70edb550f00 RBX: ffff88802eccf600 RCX: 0000000000040000
RDX: ffffc90002312000 RSI: 0000000000017586 RDI: 0000000000017587
RBP: 000000000000000f R08: dffffc0000000000 R09: fffff5200003c091
R10: fffff5200003c091 R11: 1ffff9200003c090 R12: dffffc0000000000
R13: 0000000000000a20 R14: ffff88802eccf608 R15: ffff88814d4d0048
FS:  00007f328f74f880(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa488b912f8 CR3: 000000002bf60000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 cm109_urb_irq_callback+0x728/0xc90 drivers/input/misc/cm109.c:422
 __usb_hcd_giveback_urb+0x35f/0x520 drivers/usb/core/hcd.c:1675
 dummy_timer+0x888/0x31b0 drivers/usb/gadget/udc/dummy_hcd.c:1994
 __run_hrtimer kernel/time/hrtimer.c:1752 [inline]
 __hrtimer_run_queues+0x554/0xd60 kernel/time/hrtimer.c:1816
 hrtimer_run_softirq+0x183/0x2a0 kernel/time/hrtimer.c:1833
 handle_softirqs+0x2a1/0x920 kernel/softirq.c:596
 __do_softirq kernel/softirq.c:630 [inline]
 invoke_softirq kernel/softirq.c:470 [inline]
 __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:679
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:691
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1118
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:tomoyo_encode2 security/tomoyo/realpath.c:36 [inline]
RIP: 0010:tomoyo_encode+0xda/0x540 security/tomoyo/realpath.c:80
Code: 02 00 00 00 49 89 dd 4c 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df 0f b6 04 08 84 c0 0f 85 c9 00 00 00 42 0f b6 6c 3b fe <bf> 5c 00 00 00 89 ee e8 5a cf ba fd 8d 45 df 44 0f b6 e0 bf 5e 00
RSP: 0018:ffffc9000d35f5a8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffff88802803afdd RCX: dffffc0000000000
RDX: 0000000000000000 RSI: 0000000000000055 RDI: 000000000000005e
RBP: 0000000000000069 R08: dffffc0000000000 R09: fffffbfff1c3ee26
R10: fffffbfff1c3ee26 R11: 1ffffffff1c3ee25 R12: 0000000000000076
R13: ffff88802803afeb R14: 000000000000000e R15: 0000000000000010
 tomoyo_realpath_from_path+0x58e/0x5d0 security/tomoyo/realpath.c:283
 tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
 tomoyo_check_open_permission+0x1aa/0x380 security/tomoyo/file.c:771
 security_file_open+0x5e/0xa0 security/security.c:1681
 do_dentry_open+0x305/0x10d0 fs/open.c:869
 do_open fs/namei.c:3626 [inline]
 path_openat+0x25c6/0x2e70 fs/namei.c:3783
 do_filp_open+0x1c1/0x3c0 fs/namei.c:3810
 do_sys_openat2+0x142/0x490 fs/open.c:1318
 do_sys_open fs/open.c:1334 [inline]
 __do_sys_openat fs/open.c:1350 [inline]
 __se_sys_openat fs/open.c:1345 [inline]
 __x64_sys_openat+0x135/0x160 fs/open.c:1345
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f328f0a7407
Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
RSP: 002b:00007ffd00772a30 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f328f74f880 RCX: 00007f328f0a7407
RDX: 0000000000080000 RSI: 0000559f56f1be40 RDI: ffffffffffffff9c
RBP: 0000559f56f1be40 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000009
 </TASK>
----------------
Code disassembly (best guess):
   0:	02 00                	add    (%rax),%al
   2:	00 00                	add    %al,(%rax)
   4:	49 89 dd             	mov    %rbx,%r13
   7:	4c 89 e8             	mov    %r13,%rax
   a:	48 c1 e8 03          	shr    $0x3,%rax
   e:	48 b9 00 00 00 00 00 	movabs $0xdffffc0000000000,%rcx
  15:	fc ff df
  18:	0f b6 04 08          	movzbl (%rax,%rcx,1),%eax
  1c:	84 c0                	test   %al,%al
  1e:	0f 85 c9 00 00 00    	jne    0xed
  24:	42 0f b6 6c 3b fe    	movzbl -0x2(%rbx,%r15,1),%ebp
* 2a:	bf 5c 00 00 00       	mov    $0x5c,%edi <-- trapping instruction
  2f:	89 ee                	mov    %ebp,%esi
  31:	e8 5a cf ba fd       	call   0xfdbacf90
  36:	8d 45 df             	lea    -0x21(%rbp),%eax
  39:	44 0f b6 e0          	movzbl %al,%r12d
  3d:	bf                   	.byte 0xbf
  3e:	5e                   	pop    %rsi