cm109 5-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff88803311c800 submitted while active WARNING: drivers/usb/core/urb.c:379 at usb_submit_urb+0x79/0x18b0 drivers/usb/core/urb.c:379, CPU#0: kworker/0:5/5305 Modules linked in: CPU: 0 UID: 0 PID: 5305 Comm: kworker/0:5 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Workqueue: usb_hub_wq hub_event RIP: 0010:usb_submit_urb+0x7c/0x18b0 drivers/usb/core/urb.c:379 Code: 4c 89 f0 48 c1 e8 03 80 3c 28 00 74 08 4c 89 f7 e8 09 17 ef fa 49 83 3e 00 74 40 e8 de fe 7f fa 48 8d 3d f7 48 f9 08 48 89 de <67> 48 0f b9 3a b8 f0 ff ff ff eb 11 e8 c3 fe 7f fa eb 05 e8 bc fe RSP: 0000:ffffc90000007a18 EFLAGS: 00010046 RAX: ffffffff87464622 RBX: ffff88803311c800 RCX: ffff88801cf88000 RDX: 0000000000000100 RSI: ffff88803311c800 RDI: ffffffff903f8f20 RBP: dffffc0000000000 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff52000000f40 R12: ffff888012eb8848 R13: ffff888012eb8830 R14: ffff88803311c808 R15: 0000000000000820 FS: 0000000000000000(0000) GS:ffff88808c848000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fce13a16e3a CR3: 0000000043599000 CR4: 0000000000352ef0 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x6fb/0xca0 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x374/0x530 drivers/usb/core/hcd.c:1655 dummy_timer+0xac3/0x4b40 drivers/usb/gadget/udc/dummy_hcd.c:2005 __run_hrtimer kernel/time/hrtimer.c:2032 [inline] __hrtimer_run_queues+0x3bc/0xa10 kernel/time/hrtimer.c:2096 hrtimer_run_softirq+0x17a/0x240 kernel/time/hrtimer.c:2113 handle_softirqs+0x225/0x840 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0xca/0x220 kernel/softirq.c:735 irq_exit_rcu+0x9/0x30 kernel/softirq.c:752 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:179 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80 kernel/locking/spinlock.c:198 Code: f7 e8 ed 7a ef f5 f7 c3 00 02 00 00 74 05 e8 40 6f 1b f6 9c 58 a9 00 02 00 00 75 27 f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 04 91 e0 f5 65 8b 05 9d 72 8a 07 85 c0 74 18 5b 41 5e e9 81 48 RSP: 0000:ffffc9000e28f3c8 EFLAGS: 00000206 RAX: 0000000000000046 RBX: 0000000000000202 RCX: 0000000080000002 RDX: 0000000000000000 RSI: ffffffff8c296400 RDI: 0000000000000001 RBP: ffffc9000e28f4b0 R08: ffffffff9031d0f7 R09: 1ffffffff2063a1e R10: dffffc0000000000 R11: fffffbfff2063a1f R12: dffffc0000000000 R13: ffff88801f73b900 R14: ffffffff8f69e880 R15: 0000000000000001 spin_unlock_irqrestore include/linux/spinlock.h:408 [inline] usb_hcd_poll_rh_status+0x3e9/0x600 drivers/usb/core/hcd.c:756 dummy_hub_control+0xeee/0x1a50 drivers/usb/gadget/udc/dummy_hcd.c:2385 rh_call_control drivers/usb/core/hcd.c:650 [inline] rh_urb_enqueue drivers/usb/core/hcd.c:815 [inline] usb_hcd_submit_urb+0xf40/0x1b50 drivers/usb/core/hcd.c:1536 usb_start_wait_urb+0x13f/0x5b0 drivers/usb/core/message.c:62 usb_internal_control_msg drivers/usb/core/message.c:117 [inline] usb_control_msg+0x234/0x3e0 drivers/usb/core/message.c:167 get_port_status drivers/usb/core/hub.c:607 [inline] hub_ext_port_status+0x114/0x810 drivers/usb/core/hub.c:624 usb_hub_port_status drivers/usb/core/hub.c:674 [inline] port_event drivers/usb/core/hub.c:5761 [inline] hub_event+0x768/0x4d30 drivers/usb/core/hub.c:5953 process_one_work kernel/workqueue.c:3322 [inline] process_scheduled_works+0xa8e/0x14e0 kernel/workqueue.c:3405 worker_thread+0xa47/0xfb0 kernel/workqueue.c:3486 kthread+0x388/0x470 kernel/kthread.c:436 ret_from_fork+0x514/0xb70 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ---------------- Code disassembly (best guess): 0: 4c 89 f0 mov %r14,%rax 3: 48 c1 e8 03 shr $0x3,%rax 7: 80 3c 28 00 cmpb $0x0,(%rax,%rbp,1) b: 74 08 je 0x15 d: 4c 89 f7 mov %r14,%rdi 10: e8 09 17 ef fa call 0xfaef171e 15: 49 83 3e 00 cmpq $0x0,(%r14) 19: 74 40 je 0x5b 1b: e8 de fe 7f fa call 0xfa7ffefe 20: 48 8d 3d f7 48 f9 08 lea 0x8f948f7(%rip),%rdi # 0x8f9491e 27: 48 89 de mov %rbx,%rsi * 2a: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2f: b8 f0 ff ff ff mov $0xfffffff0,%eax 34: eb 11 jmp 0x47 36: e8 c3 fe 7f fa call 0xfa7ffefe 3b: eb 05 jmp 0x42 3d: e8 .byte 0xe8 3e: bc .byte 0xbc 3f: fe .byte 0xfe