cm109 6-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff88801e6f2000 submitted while active
WARNING: CPU: 0 PID: 3561 at drivers/usb/core/urb.c:378 usb_submit_urb+0xff2/0x1910 drivers/usb/core/urb.c:378
Modules linked in:
CPU: 0 PID: 3561 Comm: udevd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:usb_submit_urb+0xff2/0x1910 drivers/usb/core/urb.c:378
Code: 1b c5 8a 89 ea e8 4e 3c d7 03 e9 fb fb ff ff e8 14 fc 9a fb c6 05 2d 18 98 07 01 48 c7 c7 e0 19 c5 8a 48 89 de e8 4e 54 d3 03 <0f> 0b e9 84 f0 ff ff e8 f2 fb 9a fb eb 21 e8 eb fb 9a fb 44 8b 6c
RSP: 0018:ffffc90000007780 EFLAGS: 00010046
RAX: 1784cb144d822b00 RBX: ffff88801e6f2000 RCX: 0000000000040000
RDX: ffffc90002039000 RSI: 0000000000004656 RDI: 0000000000004657
RBP: 000000000000000f R08: ffff8880b902795b R09: 1ffff11017204f2b
R10: dffffc0000000000 R11: ffffed1017204f2c R12: dffffc0000000000
R13: 0000000000000a20 R14: ffff88801e6f2008 R15: ffff88807f695848
FS:  00007f2d9f5ef880(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f93f6b48a08 CR3: 000000002a22b000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 cm109_urb_irq_callback+0x701/0xc70 drivers/input/misc/cm109.c:422
 __usb_hcd_giveback_urb+0x35f/0x520 drivers/usb/core/hcd.c:1674
 dummy_timer+0x8a8/0x31e0 drivers/usb/gadget/udc/dummy_hcd.c:1988
 call_timer_fn+0x17b/0x540 kernel/time/timer.c:1648
 expire_timers kernel/time/timer.c:1699 [inline]
 __run_timers+0x53e/0x800 kernel/time/timer.c:1970
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1983
 handle_softirqs+0x339/0x830 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 invoke_softirq kernel/softirq.c:450 [inline]
 __irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
 irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:on_stack arch/x86/include/asm/stacktrace.h:58 [inline]
RIP: 0010:unwind_next_frame+0x11eb/0x1d90 arch/x86/kernel/unwind_orc.c:609
Code: 08 4c 8d 73 10 4c 89 f0 48 c1 e8 03 42 80 3c 28 00 74 08 4c 89 f7 e8 14 0e 89 00 49 8b 06 4d 39 fc 0f 96 c1 4c 39 f8 0f 97 c2 <20> ca 80 fa 01 0f 85 96 00 00 00 49 8d 4f 08 4c 39 e1 0f 86 89 00
RSP: 0018:ffffc90002e0f148 EFLAGS: 00000202
RAX: ffffc90002e10000 RBX: ffffc90002e0f208 RCX: 0000000000000001
RDX: ffffc90002e0f201 RSI: ffffc90002e0f670 RDI: ffffc90002e0f210
RBP: ffffc90002e0f250 R08: ffffc90002e0f267 R09: ffffc90002e0f258
R10: dffffc0000000000 R11: fffff520005c1e4d R12: ffffc90002e08000
R13: dffffc0000000000 R14: ffffc90002e0f218 R15: ffffc90002e0f680
 arch_stack_walk+0x10c/0x140 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0xa6/0xf0 kernel/stacktrace.c:122
 kasan_save_stack mm/kasan/common.c:38 [inline]
 kasan_set_track+0x4b/0x70 mm/kasan/common.c:46
 kasan_set_free_info+0x1f/0x40 mm/kasan/generic.c:360
 ____kasan_slab_free+0xd5/0x110 mm/kasan/common.c:366
 kasan_slab_free include/linux/kasan.h:230 [inline]
 slab_free_hook mm/slub.c:1710 [inline]
 slab_free_freelist_hook+0xea/0x170 mm/slub.c:1736
 slab_free mm/slub.c:3504 [inline]
 kfree+0xef/0x2a0 mm/slub.c:4564
 tomoyo_check_open_permission+0x2f1/0x410 security/tomoyo/file.c:786
 security_file_open+0x5e/0xa0 security/security.c:1668
 do_dentry_open+0x322/0xf80 fs/open.c:813
 do_open fs/namei.c:3616 [inline]
 path_openat+0x26f5/0x2fa0 fs/namei.c:3750
 do_filp_open+0x1e2/0x410 fs/namei.c:3777
 do_sys_openat2+0x150/0x4b0 fs/open.c:1255
 do_sys_open fs/open.c:1271 [inline]
 __do_sys_openat fs/open.c:1287 [inline]
 __se_sys_openat fs/open.c:1282 [inline]
 __x64_sys_openat+0x135/0x160 fs/open.c:1282
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f2d9f6dd407
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:00007fffdc9bd520 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f2d9f5ef880 RCX: 00007f2d9f6dd407
RDX: 0000000000080141 RSI: 00005617b186d02e RDI: ffffffffffffff9c
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000000001a4 R11: 0000000000000202 R12: 00000000ffffffff
R13: 00000000ffffffff R14: ffffffffffffffff R15: 00007fffdc9bd850
 </TASK>
----------------
Code disassembly (best guess):
   0:	08 4c 8d 73          	or     %cl,0x73(%rbp,%rcx,4)
   4:	10 4c 89 f0          	adc    %cl,-0x10(%rcx,%rcx,4)
   8:	48 c1 e8 03          	shr    $0x3,%rax
   c:	42 80 3c 28 00       	cmpb   $0x0,(%rax,%r13,1)
  11:	74 08                	je     0x1b
  13:	4c 89 f7             	mov    %r14,%rdi
  16:	e8 14 0e 89 00       	call   0x890e2f
  1b:	49 8b 06             	mov    (%r14),%rax
  1e:	4d 39 fc             	cmp    %r15,%r12
  21:	0f 96 c1             	setbe  %cl
  24:	4c 39 f8             	cmp    %r15,%rax
  27:	0f 97 c2             	seta   %dl
* 2a:	20 ca                	and    %cl,%dl <-- trapping instruction
  2c:	80 fa 01             	cmp    $0x1,%dl
  2f:	0f 85 96 00 00 00    	jne    0xcb
  35:	49 8d 4f 08          	lea    0x8(%r15),%rcx
  39:	4c 39 e1             	cmp    %r12,%rcx
  3c:	0f                   	.byte 0xf
  3d:	86                   	.byte 0x86
  3e:	89 00                	mov    %eax,(%rax)