cm109 1-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888018b81700 submitted while active WARNING: CPU: 1 PID: 4178 at drivers/usb/core/urb.c:378 usb_submit_urb+0x1057/0x1980 drivers/usb/core/urb.c:378 Modules linked in: CPU: 1 PID: 4178 Comm: kworker/1:4 Not tainted 5.15.180-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: usb_hub_wq hub_event RIP: 0010:usb_submit_urb+0x1057/0x1980 drivers/usb/core/urb.c:378 Code: 11 a9 fb eb 53 e8 69 11 a9 fb e9 54 f0 ff ff e8 5f 11 a9 fb c6 05 f3 71 86 07 01 48 c7 c7 60 5b a4 8a 48 89 de e8 c9 7b c7 03 <0f> 0b e9 1f f0 ff ff e8 3d 11 a9 fb eb 20 e8 36 11 a9 fb 4c 8b 74 RSP: 0018:ffffc90000dd0780 EFLAGS: 00010046 RAX: cc5c5383d1536500 RBX: ffff888018b81700 RCX: ffff88802480d940 RDX: 0000000000000100 RSI: 0000000080000103 RDI: 0000000000000000 RBP: 000000000000000f R08: dffffc0000000000 R09: ffffed1017224f24 R10: ffffed1017224f24 R11: 1ffff11017224f23 R12: 0000000000000a20 R13: dffffc0000000000 R14: ffff888018b81708 R15: ffff88802bbc0848 FS: 0000000000000000(0000) GS:ffff8880b9100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc3298e3d38 CR3: 000000000be8e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cm109_urb_irq_callback+0x728/0xc90 drivers/input/misc/cm109.c:422 __usb_hcd_giveback_urb+0x35f/0x520 drivers/usb/core/hcd.c:1674 dummy_timer+0x827/0x2e10 drivers/usb/gadget/udc/dummy_hcd.c:1987 call_timer_fn+0x16c/0x530 kernel/time/timer.c:1451 expire_timers kernel/time/timer.c:1496 [inline] __run_timers+0x525/0x7c0 kernel/time/timer.c:1767 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780 handle_softirqs+0x328/0x820 kernel/softirq.c:558 __do_softirq kernel/softirq.c:592 [inline] invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:641 irq_exit_rcu+0x5/0x20 kernel/softirq.c:653 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 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:lock_acquire+0x1f2/0x3f0 kernel/locking/lockdep.c:5627 Code: 00 9c 8f 84 24 80 00 00 00 f6 84 24 81 00 00 00 02 0f 85 f6 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 44 3d 00 00 00 00 00 66 43 c7 44 3d 09 00 00 43 c6 44 3d 0b RSP: 0018:ffffc90002e9f560 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 0000000000000000 RCX: cc5c5383d1536500 RDX: dffffc0000000000 RSI: ffffffff8a0b2560 RDI: ffffffff8a59a340 RBP: ffffc90002e9f668 R08: dffffc0000000000 R09: fffffbfff1ff341c R10: fffffbfff1ff341c R11: 1ffffffff1ff341b R12: ffffffff8c739b38 R13: 1ffff920005d3eb8 R14: 0000000000000246 R15: dffffc0000000000 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:363 [inline] klist_release lib/klist.c:190 [inline] kref_put include/linux/kref.h:65 [inline] klist_dec_and_del+0x1a9/0x3d0 lib/klist.c:206 klist_put lib/klist.c:217 [inline] klist_del+0xa5/0x110 lib/klist.c:230 device_del+0x2e0/0xa70 drivers/base/core.c:3579 device_unregister+0x1c/0xc0 drivers/base/core.c:3633 usb_remove_ep_devs+0x4c/0x80 drivers/usb/core/endpoint.c:188 remove_intf_ep_devs drivers/usb/core/message.c:1262 [inline] usb_disable_device+0x364/0x890 drivers/usb/core/message.c:1413 usb_disconnect+0x348/0x8a0 drivers/usb/core/hub.c:2259 hub_port_connect drivers/usb/core/hub.c:5311 [inline] hub_port_connect_change drivers/usb/core/hub.c:5607 [inline] port_event drivers/usb/core/hub.c:5753 [inline] hub_event+0x1af8/0x4fa0 drivers/usb/core/hub.c:5835 process_one_work+0x863/0x1000 kernel/workqueue.c:2310 worker_thread+0xaa8/0x12a0 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 ---------------- Code disassembly (best guess): 0: 00 9c 8f 84 24 80 00 add %bl,0x802484(%rdi,%rcx,4) 7: 00 00 add %al,(%rax) 9: f6 84 24 81 00 00 00 testb $0x2,0x81(%rsp) 10: 02 11: 0f 85 f6 00 00 00 jne 0x10d 17: 41 f7 c6 00 02 00 00 test $0x200,%r14d 1e: 74 01 je 0x21 20: fb sti 21: 48 c7 44 24 60 0e 36 movq $0x45e0360e,0x60(%rsp) 28: e0 45 * 2a: 4b c7 44 3d 00 00 00 movq $0x0,0x0(%r13,%r15,1) <-- trapping instruction 31: 00 00 33: 66 43 c7 44 3d 09 00 movw $0x0,0x9(%r13,%r15,1) 3a: 00 3b: 43 rex.XB 3c: c6 .byte 0xc6 3d: 44 rex.R 3e: 3d .byte 0x3d 3f: 0b .byte 0xb