cm109 5-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888035ea3100 submitted while active WARNING: CPU: 0 PID: 5310 at drivers/usb/core/urb.c:379 usb_submit_urb+0xfa8/0x1870 drivers/usb/core/urb.c:379 Modules linked in: CPU: 0 UID: 0 PID: 5310 Comm: syz.0.0 Not tainted 6.15.0-rc4-syzkaller-00147-gebd297a2affa #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+0xfa8/0x1870 drivers/usb/core/urb.c:379 Code: 00 eb 5c e8 3a 0f ab fa e9 09 f1 ff ff e8 30 0f ab fa c6 05 5e 28 54 08 01 90 48 c7 c7 e0 5d 12 8c 48 89 de e8 69 6b 6f fa 90 <0f> 0b 90 90 e9 d0 f0 ff ff e8 0a 0f ab fa eb 11 e8 03 0f ab fa bd RSP: 0018:ffffc900000077b8 EFLAGS: 00010046 RAX: 11afe89b86200600 RBX: ffff888035ea3100 RCX: ffff88800092c880 RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000002 RBP: 000000000000000f R08: ffff88801fe23e93 R09: 1ffff11003fc47d2 R10: dffffc0000000000 R11: ffffed1003fc47d3 R12: 1ffff1100a30d70a R13: dffffc0000000000 R14: ffff888035ea3108 R15: 0000000000000820 FS: 00005555911f7500(0000) GS:ffff88808d6cc000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000002000 CR3: 000000003f8fe000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x718/0xc80 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x417/0x690 drivers/usb/core/hcd.c:1650 dummy_timer+0x862/0x4550 drivers/usb/gadget/udc/dummy_hcd.c:1994 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x529/0xc60 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1842 handle_softirqs+0x283/0x870 kernel/softirq.c:579 __do_softirq kernel/softirq.c:613 [inline] invoke_softirq kernel/softirq.c:453 [inline] __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049 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 0b d3 6e 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 f3 54 38 f6 65 8b 05 5c d5 1c 07 85 c0 74 40 48 c7 04 24 0e 36 RSP: 0018:ffffc9000d3f7ae0 EFLAGS: 00000206 RAX: 11afe89b86200600 RBX: 0000000000000a06 RCX: 11afe89b86200600 RDX: 0000000000000006 RSI: ffffffff8d749ef1 RDI: 0000000000000001 RBP: ffffc9000d3f7b68 R08: ffffffff8f7ed377 R09: 1ffffffff1efda6e R10: dffffc0000000000 R11: fffffbfff1efda6f R12: dffffc0000000000 R13: 1ffff11006ad897f R14: ffff8880356c4000 R15: 1ffff92001a7ef5c 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+0x140/0x4b0 drivers/usb/gadget/udc/core.c:777 gadget_unbind_driver+0xc4/0x430 drivers/usb/gadget/udc/core.c:1666 device_remove drivers/base/dd.c:567 [inline] __device_release_driver drivers/base/dd.c:1272 [inline] device_release_driver_internal+0x46c/0x7c0 drivers/base/dd.c:1295 driver_detach+0x1f3/0x2d0 drivers/base/dd.c:1358 bus_remove_driver+0x226/0x2f0 drivers/base/bus.c:747 usb_gadget_unregister_driver+0x4e/0x70 drivers/usb/gadget/udc/core.c:1732 raw_release+0xd7/0x260 drivers/usb/gadget/legacy/raw_gadget.c:462 __fput+0x449/0xa70 fs/file_table.c:465 task_work_run+0x1d1/0x260 kernel/task_work.c:227 resume_user_mode_work+0x5e/0x80 include/linux/resume_user_mode.h:50 exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x9a/0x120 kernel/entry/common.c:218 do_syscall_64+0x103/0x210 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa87b38e969 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:00007ffd9e795be8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00000000000145b7 RCX: 00007fa87b38e969 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007fa87b5b7ba0 R08: 0000000000000001 R09: 0000000b9e795edf R10: 00007fa87b1ff02c R11: 0000000000000246 R12: 00007fa87b5b5fac R13: 00007fa87b5b5fa0 R14: ffffffffffffffff R15: 00007ffd9e795d00 ---------------- Code disassembly (best guess): 0: 74 05 je 0x7 2: e8 0b d3 6e f6 call 0xf66ed312 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 f3 54 38 f6 call 0xf6385522 <-- trapping instruction 2f: 65 8b 05 5c d5 1c 07 mov %gs:0x71cd55c(%rip),%eax # 0x71cd592 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