cm109 4-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff88805521b100 submitted while active
WARNING: CPU: 0 PID: 3559 at drivers/usb/core/urb.c:378 usb_submit_urb+0xfba/0x18d0 drivers/usb/core/urb.c:378
Modules linked in:
CPU: 0 PID: 3559 Comm: udevd Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
RIP: 0010:usb_submit_urb+0xfba/0x18d0 drivers/usb/core/urb.c:378
Code: c5 8a 44 89 ea e8 f6 46 d6 03 e9 f3 fb ff ff e8 7c 2d 97 fb c6 05 42 6e 95 07 01 48 c7 c7 60 1d c5 8a 48 89 de e8 96 64 d2 03 <0f> 0b e9 bc f0 ff ff e8 5a 2d 97 fb eb 1f e8 53 2d 97 fb 44 8b 64
RSP: 0018:ffffc90000007798 EFLAGS: 00010046
RAX: fefefc18a16cc900 RBX: ffff88805521b100 RCX: 0000000000040000
RDX: ffffc900020e9000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: 000000000000000f R08: ffffffff8c313943 R09: 1ffffffff1862728
R10: dffffc0000000000 R11: fffffbfff1862729 R12: 0000000000000a20
R13: ffff888025849030 R14: ffff88805521b108 R15: dffffc0000000000
FS:  00007f46b982d880(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f46b8ceb000 CR3: 000000007d164000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 cm109_urb_irq_callback+0x73d/0xcc0 drivers/input/misc/cm109.c:422
 __usb_hcd_giveback_urb+0x35d/0x520 drivers/usb/core/hcd.c:1672
 dummy_timer+0xa41/0x33c0 drivers/usb/gadget/udc/dummy_hcd.c:1998
 call_timer_fn+0x17b/0x540 kernel/time/timer.c:1648
 expire_timers kernel/time/timer.c:1699 [inline]
 __run_timers+0x56c/0x810 kernel/time/timer.c:1970
 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1983
 handle_softirqs+0x336/0x830 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:stack_depot_save+0x0/0x460 lib/stackdepot.c:261
Code: 18 18 48 89 0e 8b 44 18 0c eb 02 31 c0 5b 41 5e 41 5f c3 48 c7 c7 60 61 94 8c 49 89 f7 4c 89 f6 e8 e5 5b 00 00 4c 89 fe eb bd <55> 41 57 41 56 41 55 41 54 53 48 83 ec 28 65 48 8b 04 25 28 00 00
RSP: 0018:ffffc90002e7faa8 EFLAGS: 00000246
RAX: 0000000000000008 RBX: ffff88807b450000 RCX: fefefc18a16cc901
RDX: 0000000000000cc0 RSI: 0000000000000008 RDI: ffffc90002e7fab0
RBP: ffffc90002e7fcd0 R08: ffffffff8d8aeaef R09: 1ffffffff1b15d5d
R10: dffffc0000000000 R11: fffffbfff1b15d5e R12: ffff88807b451000
R13: ffff888016ddd500 R14: 0000000000000cc0 R15: ffffc90002e7fab0
 kasan_save_stack mm/kasan/common.c:40 [inline]
 kasan_set_track mm/kasan/common.c:46 [inline]
 set_alloc_info mm/kasan/common.c:434 [inline]
 __kasan_slab_alloc+0xa9/0xc0 mm/kasan/common.c:467
 kasan_slab_alloc include/linux/kasan.h:254 [inline]
 slab_post_alloc_hook+0x4c/0x380 mm/slab.h:519
 slab_alloc_node mm/slub.c:3225 [inline]
 slab_alloc mm/slub.c:3233 [inline]
 kmem_cache_alloc+0x15d/0x280 mm/slub.c:3238
 getname_flags+0xb7/0x4f0 fs/namei.c:138
 do_sys_openat2+0xdd/0x500 fs/open.c:1249
 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: 0033:0x7f46b9989c3a
Code: 41 89 f2 48 89 54 24 e0 41 83 e2 40 75 2a 89 f0 f7 d0 a9 00 00 41 00 74 1f 89 f2 b8 01 01 00 00 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 2e c3 0f 1f 44 00 00 48 8d 44 24 08 c7 44 24
RSP: 002b:00007ffddc809168 EFLAGS: 00000206 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000056526ec21a50 RCX: 00007f46b9989c3a
RDX: 0000000000090800 RSI: 000056526eba8480 RDI: 00000000ffffff9c
RBP: 000056526eba8480 R08: 0000000000000000 R09: 0000000000000040
R10: 0000000000000000 R11: 0000000000000206 R12: 000056526eb9d7b0
R13: 00000000000000ff R14: 0000565240bf5be0 R15: 00007ffddc809400
 </TASK>
----------------
Code disassembly (best guess):
   0:	18 18                	sbb    %bl,(%rax)
   2:	48 89 0e             	mov    %rcx,(%rsi)
   5:	8b 44 18 0c          	mov    0xc(%rax,%rbx,1),%eax
   9:	eb 02                	jmp    0xd
   b:	31 c0                	xor    %eax,%eax
   d:	5b                   	pop    %rbx
   e:	41 5e                	pop    %r14
  10:	41 5f                	pop    %r15
  12:	c3                   	ret
  13:	48 c7 c7 60 61 94 8c 	mov    $0xffffffff8c946160,%rdi
  1a:	49 89 f7             	mov    %rsi,%r15
  1d:	4c 89 f6             	mov    %r14,%rsi
  20:	e8 e5 5b 00 00       	call   0x5c0a
  25:	4c 89 fe             	mov    %r15,%rsi
  28:	eb bd                	jmp    0xffffffe7
* 2a:	55                   	push   %rbp <-- trapping instruction
  2b:	41 57                	push   %r15
  2d:	41 56                	push   %r14
  2f:	41 55                	push   %r13
  31:	41 54                	push   %r12
  33:	53                   	push   %rbx
  34:	48 83 ec 28          	sub    $0x28,%rsp
  38:	65                   	gs
  39:	48                   	rex.W
  3a:	8b                   	.byte 0x8b
  3b:	04 25                	add    $0x25,%al
  3d:	28 00                	sub    %al,(%rax)