cm109 5-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff88801fa8aa00 submitted while active WARNING: drivers/usb/core/urb.c:380 at usb_submit_urb+0x7b/0x18d0 drivers/usb/core/urb.c:380, CPU#0: syz.0.0/5334 Modules linked in: CPU: 0 UID: 0 PID: 5334 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:usb_submit_urb+0x7e/0x18d0 drivers/usb/core/urb.c:380 Code: 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 17 aa 28 fb 49 83 3e 00 74 40 e8 6c ff c0 fa 48 8d 3d b5 02 8f 08 48 89 de <67> 48 0f b9 3a b8 f0 ff ff ff eb 11 e8 51 ff c0 fa eb 05 e8 4a ff RSP: 0018:ffffc90000007978 EFLAGS: 00010046 RAX: ffffffff870007f4 RBX: ffff88801fa8aa00 RCX: ffff88803fb524c0 RDX: 0000000000000100 RSI: ffff88801fa8aa00 RDI: ffffffff8f8f0ab0 RBP: 000000000000000f R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff52000000f30 R12: 0000000000000820 R13: ffff8880413a9830 R14: ffff88801fa8aa08 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff88808d414000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000000dd3a000 CR4: 0000000000352ef0 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x709/0xcd0 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x376/0x540 drivers/usb/core/hcd.c:1661 dummy_timer+0x85f/0x45b0 drivers/usb/gadget/udc/dummy_hcd.c:1995 __run_hrtimer kernel/time/hrtimer.c:1777 [inline] __hrtimer_run_queues+0x51c/0xc30 kernel/time/hrtimer.c:1841 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1858 handle_softirqs+0x22b/0x7c0 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x60/0x150 kernel/softirq.c:723 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1056 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:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x47/0x80 kernel/locking/spinlock.c:194 Code: f7 e8 cd 5a 40 f6 f7 c3 00 02 00 00 74 05 e8 c0 96 6a 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 75 32 f6 65 8b 05 0d 88 22 07 85 c0 74 18 5b 41 5e c3 cc cc RSP: 0018:ffffc9000b9af7a0 EFLAGS: 00000206 RAX: 0000000000000002 RBX: 0000000000000246 RCX: 0000000080000001 RDX: 0000000000000006 RSI: ffffffff8d798759 RDI: 0000000000000001 RBP: 0000000000000000 R08: ffffffff8f824677 R09: 1ffffffff1f048ce R10: dffffc0000000000 R11: fffffbfff1f048cf R12: 0000000000000246 R13: 1ffff110068e117f R14: ffff888034708000 R15: ffff8880369c7408 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] dummy_pullup+0x18c/0x200 drivers/usb/gadget/udc/dummy_hcd.c:926 usb_gadget_disconnect_locked+0x143/0x490 drivers/usb/gadget/udc/core.c:780 gadget_unbind_driver+0xc7/0x460 drivers/usb/gadget/udc/core.c:1685 device_remove drivers/base/dd.c:569 [inline] __device_release_driver drivers/base/dd.c:1282 [inline] device_release_driver_internal+0x46f/0x800 drivers/base/dd.c:1305 driver_detach+0x1f3/0x2d0 drivers/base/dd.c:1368 bus_remove_driver+0x226/0x320 drivers/base/bus.c:784 usb_gadget_unregister_driver+0x4e/0x70 drivers/usb/gadget/udc/core.c:1751 raw_release+0xd7/0x260 drivers/usb/gadget/legacy/raw_gadget.c:463 __fput+0x44c/0xa70 fs/file_table.c:468 task_work_run+0x1d4/0x260 kernel/task_work.c:233 exit_task_work include/linux/task_work.h:40 [inline] do_exit+0x694/0x22f0 kernel/exit.c:971 do_group_exit+0x21c/0x2d0 kernel/exit.c:1112 get_signal+0x1285/0x1340 kernel/signal.c:3034 arch_do_signal_or_restart+0x9a/0x7a0 arch/x86/kernel/signal.c:337 __exit_to_user_mode_loop kernel/entry/common.c:41 [inline] exit_to_user_mode_loop+0x87/0x4e0 kernel/entry/common.c:75 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline] syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:159 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:194 [inline] do_syscall_64+0x2c1/0xf80 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb309f8f7c9 Code: Unable to access opcode bytes at 0x7fb309f8f79f. RSP: 002b:00007fb30addb038 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: 0000000000000800 RBX: 00007fb30a1e5fa0 RCX: 00007fb309f8f7c9 RDX: 0000000000001006 RSI: 0000200000001980 RDI: 0000000000000007 RBP: 00007fb30a013f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fb30a1e6038 R14: 00007fb30a1e5fa0 R15: 00007ffe7d060048 ---------------- Code disassembly (best guess): 0: 89 f0 mov %esi,%eax 2: 48 c1 e8 03 shr $0x3,%rax 6: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) b: 74 08 je 0x15 d: 4c 89 f7 mov %r14,%rdi 10: e8 17 aa 28 fb call 0xfb28aa2c 15: 49 83 3e 00 cmpq $0x0,(%r14) 19: 74 40 je 0x5b 1b: e8 6c ff c0 fa call 0xfac0ff8c 20: 48 8d 3d b5 02 8f 08 lea 0x88f02b5(%rip),%rdi # 0x88f02dc 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 51 ff c0 fa call 0xfac0ff8c 3b: eb 05 jmp 0x42 3d: e8 .byte 0xe8 3e: 4a rex.WX 3f: ff .byte 0xff