syzbot

cm109 1-1:0.8: cm109_urb_irq_callback: urb status -71
------------[ cut here ]------------
URB ffff888032567200 submitted while active
WARNING: drivers/usb/core/urb.c:379 at usb_submit_urb+0x15fa/0x1910 drivers/usb/core/urb.c:379, CPU#1: syz.0.17/5861
Modules linked in:
CPU: 1 UID: 0 PID: 5861 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
RIP: 0010:usb_submit_urb+0x15fd/0x1910 drivers/usb/core/urb.c:379
Code: 00 48 8b 04 24 48 8b 90 b0 00 00 00 e9 73 ff ff ff bb ed ff ff ff e9 be f2 ff ff e8 cd 14 b4 fa 48 8d 3d a6 56 90 09 48 89 de <67> 48 0f b9 3a bb f0 ff ff ff e9 a0 f2 ff ff c7 44 24 30 00 00 00
RSP: 0018:ffffc90000a08af0 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff888032567200 RCX: ffffffff87d7b659
RDX: ffff888029403d80 RSI: ffff888032567200 RDI: ffffffff90e4bac0
RBP: ffff88802cbc7520 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000046
R13: ffff888036c3f858 R14: 000000000000000f R15: 0000000000000001
FS:  000055556fa5c500(0000) GS:ffff888124476000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000000 CR3: 000000007f0a4000 CR4: 0000000000350ef0
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+0x38d/0x610 drivers/usb/core/hcd.c:1657
 usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
 dummy_timer+0xda1/0x36c0 drivers/usb/gadget/udc/dummy_hcd.c:2005
 __run_hrtimer kernel/time/hrtimer.c:1930 [inline]
 __hrtimer_run_queues+0x470/0xa00 kernel/time/hrtimer.c:1994
 hrtimer_run_softirq+0x17d/0x2c0 kernel/time/hrtimer.c:2011
 handle_softirqs+0x1ea/0xa00 kernel/softirq.c:622
 __do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0x162/0x210 kernel/softirq.c:735
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:752
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1061 [inline]
 sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1061
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:179 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x80 kernel/locking/spinlock.c:198
Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 e6 d4 58 f6 48 89 df e8 be 24 59 f6 f7 c5 00 02 00 00 75 23 9c 58 f6 c4 02 75 37 <bf> 01 00 00 00 e8 05 f8 48 f6 65 8b 05 fe 0e 7f 08 85 c0 74 16 5b
RSP: 0018:ffffc90003587b08 EFLAGS: 00000246
RAX: 0000000000000006 RBX: ffffffff8fbcd780 RCX: 0000000000000040
RDX: 0000000000000000 RSI: ffffffff8df1dd5d RDI: ffffffff8c1c3500
RBP: 0000000000000293 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 1ffff920006b0f69
R13: ffff88802b04f234 R14: ffff88802af49e00 R15: ffff88802af49e18
 spin_unlock_irqrestore include/linux/spinlock.h:408 [inline]
 usb_hcd_poll_rh_status+0x5c4/0x7e0 drivers/usb/core/hcd.c:758
 dummy_pullup+0x10a/0x170 drivers/usb/gadget/udc/dummy_hcd.c:918
 usb_gadget_disconnect_locked+0x144/0x4f0 drivers/usb/gadget/udc/core.c:780
 gadget_unbind_driver+0xd8/0x4f0 drivers/usb/gadget/udc/core.c:1686
 device_remove+0xcb/0x180 drivers/base/dd.c:619
 __device_release_driver drivers/base/dd.c:1352 [inline]
 device_release_driver_internal+0x44e/0x620 drivers/base/dd.c:1375
 driver_detach+0xd8/0x1b0 drivers/base/dd.c:1438
 bus_remove_driver+0x13b/0x2e0 drivers/base/bus.c:825
 driver_unregister+0x76/0xb0 drivers/base/driver.c:277
 usb_gadget_unregister_driver+0x49/0x70 drivers/usb/gadget/udc/core.c:1752
 raw_release+0x19b/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463
 __fput+0x3ff/0xb50 fs/file_table.c:510
 task_work_run+0x150/0x240 kernel/task_work.c:233
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 __exit_to_user_mode_loop kernel/entry/common.c:67 [inline]
 exit_to_user_mode_loop+0x100/0x4a0 kernel/entry/common.c:98
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:238 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
 do_syscall_64+0x706/0xf80 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fe6b499cdd9
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:00007ffeea184118 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007ffeea184200 RCX: 00007fe6b499cdd9
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 000000000001a8dd R08: 0000000000000001 R09: 0000000000000000
R10: 0000001b33c20000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fe6b4c15fac R14: 00007fe6b4c15fa8 R15: 00007fe6b4c15fa0
 </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 73 ff ff ff       	jmp    0xffffff84
  11:	bb ed ff ff ff       	mov    $0xffffffed,%ebx
  16:	e9 be f2 ff ff       	jmp    0xfffff2d9
  1b:	e8 cd 14 b4 fa       	call   0xfab414ed
  20:	48 8d 3d a6 56 90 09 	lea    0x99056a6(%rip),%rdi        # 0x99056cd
  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 a0 f2 ff ff       	jmp    0xfffff2d9
  39:	c7                   	.byte 0xc7
  3a:	44 24 30             	rex.R and $0x30,%al
  3d:	00 00                	add    %al,(%rax)