cm109 2-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff88802ba9f500 submitted while active
WARNING: CPU: 0 PID: 6323 at drivers/usb/core/urb.c:379 usb_submit_urb+0xf35/0x17d0 drivers/usb/core/urb.c:379
Modules linked in:
CPU: 0 PID: 6323 Comm: syz.2.113 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025
RIP: 0010:usb_submit_urb+0xf35/0x17d0 drivers/usb/core/urb.c:379
Code: 4a 8b 44 89 fa e8 ab ac 17 04 e9 28 fc ff ff e8 71 22 36 fb c6 05 f5 c5 e5 07 01 48 c7 c7 c0 d7 4a 8b 48 89 de e8 cb 96 00 fb <0f> 0b e9 45 f1 ff ff e8 4f 22 36 fb eb 11 e8 48 22 36 fb bd 80 00
RSP: 0018:ffffc90000007868 EFLAGS: 00010046
RAX: a3e452eabe234800 RBX: ffff88802ba9f500 RCX: 0000000000040000
RDX: ffffc900020a2000 RSI: 00000000000087a0 RDI: 00000000000087a1
RBP: 000000000000000f R08: ffff8880b8e28c13 R09: 1ffff110171c5182
R10: dffffc0000000000 R11: ffffed10171c5183 R12: dffffc0000000000
R13: ffff88807b51b030 R14: ffff88802ba9f508 R15: 0000000000000820
FS:  00007f7285d5c6c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c37c4b5 CR3: 000000002dc34000 CR4: 00000000003506f0
Call Trace:
 <IRQ>
 cm109_urb_irq_callback+0x72c/0xc90 drivers/input/misc/cm109.c:422
 __usb_hcd_giveback_urb+0x35f/0x520 drivers/usb/core/hcd.c:1650
 dummy_timer+0x8a3/0x31b0 drivers/usb/gadget/udc/dummy_hcd.c:1993
 __run_hrtimer kernel/time/hrtimer.c:1750 [inline]
 __hrtimer_run_queues+0x51e/0xc40 kernel/time/hrtimer.c:1814
 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1831
 handle_softirqs+0x280/0x820 kernel/softirq.c:578
 __do_softirq kernel/softirq.c:612 [inline]
 invoke_softirq kernel/softirq.c:452 [inline]
 __irq_exit_rcu+0xc7/0x190 kernel/softirq.c:661
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline]
 sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1088
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:finish_task_switch+0x26a/0x920 kernel/sched/core.c:5254
Code: 0f 84 37 01 00 00 48 85 db 0f 85 56 01 00 00 e9 f6 04 00 00 4c 8b 75 d0 4c 89 e7 e8 a0 a4 1b 09 e8 7b ae 2f 00 fb 4c 8b 65 c0 <49> 8d bc 24 f8 15 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0
RSP: 0018:ffffc90004c3f2d8 EFLAGS: 00000286
RAX: a3e452eabe234800 RBX: 0000000000000000 RCX: a3e452eabe234800
RDX: dffffc0000000000 RSI: ffffffff8aaabca0 RDI: ffffffff8afc71c0
RBP: ffffc90004c3f330 R08: ffffffff8e4a91af R09: 1ffffffff1c95235
R10: dffffc0000000000 R11: fffffbfff1c95236 R12: ffff88802902bc00
R13: dffffc0000000000 R14: ffff888026270000 R15: ffff8880b8e3ccc8
 context_switch kernel/sched/core.c:5383 [inline]
 __schedule+0x14da/0x44d0 kernel/sched/core.c:6699
 schedule+0xbd/0x170 kernel/sched/core.c:6773
 schedule_timeout+0x9b/0x280 kernel/time/timer.c:2143
 unix_wait_for_peer+0x1e9/0x2e0 net/unix/af_unix.c:1515
 unix_dgram_sendmsg+0xf04/0x1720 net/unix/af_unix.c:2105
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg net/socket.c:745 [inline]
 ____sys_sendmsg+0x5bf/0x950 net/socket.c:2595
 ___sys_sendmsg+0x220/0x290 net/socket.c:2649
 __sys_sendmmsg+0x275/0x4a0 net/socket.c:2735
 __do_sys_sendmmsg net/socket.c:2764 [inline]
 __se_sys_sendmmsg net/socket.c:2761 [inline]
 __x64_sys_sendmmsg+0xa0/0xb0 net/socket.c:2761
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f7284f8ec29
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:00007f7285d5c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007f72851d5fa0 RCX: 00007f7284f8ec29
RDX: 0000000000000651 RSI: 0000200000000000 RDI: 000000000000000a
RBP: 00007f7285011e41 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f72851d6038 R14: 00007f72851d5fa0 R15: 00007ffffda85918
 </TASK>
----------------
Code disassembly (best guess):
   0:	0f 84 37 01 00 00    	je     0x13d
   6:	48 85 db             	test   %rbx,%rbx
   9:	0f 85 56 01 00 00    	jne    0x165
   f:	e9 f6 04 00 00       	jmp    0x50a
  14:	4c 8b 75 d0          	mov    -0x30(%rbp),%r14
  18:	4c 89 e7             	mov    %r12,%rdi
  1b:	e8 a0 a4 1b 09       	call   0x91ba4c0
  20:	e8 7b ae 2f 00       	call   0x2faea0
  25:	fb                   	sti
  26:	4c 8b 65 c0          	mov    -0x40(%rbp),%r12
* 2a:	49 8d bc 24 f8 15 00 	lea    0x15f8(%r12),%rdi <-- trapping instruction
  31:	00
  32:	48 89 f8             	mov    %rdi,%rax
  35:	48 c1 e8 03          	shr    $0x3,%rax
  39:	42 0f b6 04 28       	movzbl (%rax,%r13,1),%eax
  3e:	84 c0                	test   %al,%al