cm109 5-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888036217b00 submitted while active WARNING: CPU: 0 PID: 5319 at drivers/usb/core/urb.c:380 usb_submit_urb+0xf8c/0x18b0 drivers/usb/core/urb.c:380 Modules linked in: CPU: 0 UID: 0 PID: 5319 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+0xf8c/0x18b0 drivers/usb/core/urb.c:380 Code: 00 00 00 e8 16 b0 c4 fa e9 25 f1 ff ff e8 0c b0 c4 fa c6 05 72 5c 8d 08 01 90 48 c7 c7 80 87 12 8c 48 89 de e8 65 bd 87 fa 90 <0f> 0b 90 90 e9 ec f0 ff ff e8 e6 af c4 fa c6 05 87 93 a3 08 01 41 RSP: 0018:ffffc90000007878 EFLAGS: 00010046 RAX: f5f3ae64faa84d00 RBX: ffff888036217b00 RCX: ffff88801c75a480 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002 RBP: 000000000000000f R08: ffff88801fc24293 R09: 1ffff11003f84852 R10: dffffc0000000000 R11: ffffed1003f84853 R12: 0000000000000820 R13: ffff88801105a830 R14: ffff888036217b08 R15: dffffc0000000000 FS: 0000555586bc6500(0000) GS:ffff88808d304000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5e9a0a0fc8 CR3: 00000000433a0000 CR4: 0000000000352ef0 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x709/0xca0 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x376/0x540 drivers/usb/core/hcd.c:1661 dummy_timer+0x85f/0x44c0 drivers/usb/gadget/udc/dummy_hcd.c:1995 __run_hrtimer kernel/time/hrtimer.c:1777 [inline] __hrtimer_run_queues+0x52c/0xc60 kernel/time/hrtimer.c:1841 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1858 handle_softirqs+0x283/0x870 kernel/softirq.c:622 __do_softirq kernel/softirq.c:656 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:723 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1052 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1052 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0xa8/0x110 kernel/locking/spinlock.c:194 Code: 74 05 e8 db 7b 77 f6 48 c7 44 24 20 00 00 00 00 9c 8f 44 24 20 f6 44 24 21 02 75 4f f7 c3 00 02 00 00 74 01 fb bf 01 00 00 00 c3 9a 3f f6 65 8b 05 bc d8 41 07 85 c0 74 40 48 c7 04 24 0e 36 RSP: 0018:ffffc9000d2f7a00 EFLAGS: 00000206 RAX: f5f3ae64faa84d00 RBX: 0000000000000a02 RCX: f5f3ae64faa84d00 RDX: 0000000000000006 RSI: ffffffff8d7ebbb0 RDI: 0000000000000001 RBP: ffffc9000d2f7a90 R08: ffffffff8f9e3477 R09: 1ffffffff1f3c68e R10: dffffc0000000000 R11: fffffbfff1f3c68f R12: dffffc0000000000 R13: ffff888000c05600 R14: ffffffff8edb0020 R15: 1ffff92001a5ef40 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] usb_hcd_poll_rh_status+0x406/0x620 drivers/usb/core/hcd.c:762 dummy_pullup+0x19b/0x200 drivers/usb/gadget/udc/dummy_hcd.c:928 usb_gadget_disconnect_locked+0x140/0x4b0 drivers/usb/gadget/udc/core.c:780 gadget_unbind_driver+0xc4/0x430 drivers/usb/gadget/udc/core.c:1670 device_remove drivers/base/dd.c:569 [inline] __device_release_driver drivers/base/dd.c:1274 [inline] device_release_driver_internal+0x46c/0x800 drivers/base/dd.c:1297 driver_detach+0x1f3/0x2d0 drivers/base/dd.c:1360 bus_remove_driver+0x226/0x2f0 drivers/base/bus.c:747 usb_gadget_unregister_driver+0x4e/0x70 drivers/usb/gadget/udc/core.c:1736 raw_release+0xd7/0x260 drivers/usb/gadget/legacy/raw_gadget.c:462 __fput+0x449/0xa70 fs/file_table.c:468 task_work_run+0x1d4/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xe9/0x130 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline] do_syscall_64+0x2bd/0xfa0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5e9918eec9 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:00007ffc5de778f8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00000000000126a3 RCX: 00007f5e9918eec9 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007f5e993e7da0 R08: 0000000000000001 R09: 0000001e5de77bef R10: 00007f5e98fff02c R11: 0000000000000246 R12: 00007f5e993e5fac R13: 00007f5e993e5fa0 R14: ffffffffffffffff R15: 00007ffc5de77a10 ---------------- Code disassembly (best guess): 0: 74 05 je 0x7 2: e8 db 7b 77 f6 call 0xf6777be2 7: 48 c7 44 24 20 00 00 movq $0x0,0x20(%rsp) e: 00 00 10: 9c pushf 11: 8f 44 24 20 pop 0x20(%rsp) 15: f6 44 24 21 02 testb $0x2,0x21(%rsp) 1a: 75 4f jne 0x6b 1c: f7 c3 00 02 00 00 test $0x200,%ebx 22: 74 01 je 0x25 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 c3 9a 3f f6 call 0xf63f9af2 <-- trapping instruction 2f: 65 8b 05 bc d8 41 07 mov %gs:0x741d8bc(%rip),%eax # 0x741d8f2 36: 85 c0 test %eax,%eax 38: 74 40 je 0x7a 3a: 48 rex.W 3b: c7 .byte 0xc7 3c: 04 24 add $0x24,%al 3e: 0e (bad) 3f: 36 ss