cm109 4-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888024e90600 submitted while active WARNING: drivers/usb/core/urb.c:380 at usb_submit_urb+0xf8c/0x18b0 drivers/usb/core/urb.c:380, CPU#1: syz.3.4621/21879 Modules linked in: CPU: 1 UID: 0 PID: 21879 Comm: syz.3.4621 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:usb_submit_urb+0xf8c/0x18b0 drivers/usb/core/urb.c:380 Code: 00 00 00 e8 76 46 8f fa e9 25 f1 ff ff e8 6c 46 8f fa c6 05 9b 61 7d 08 01 90 48 c7 c7 a0 e3 54 8c 48 89 de e8 c5 d6 52 fa 90 <0f> 0b 90 90 e9 ec f0 ff ff e8 46 46 8f fa c6 05 47 b6 93 08 01 41 RSP: 0018:ffffc90000a08858 EFLAGS: 00010046 RAX: 9503cf9790eead00 RBX: ffff888024e90600 RCX: 0000000000040000 RDX: ffffc90002382000 RSI: 00000000000044ea RDI: 00000000000044eb RBP: 000000000000000f R08: ffff8880b8724253 R09: 1ffff110170e484a R10: dffffc0000000000 R11: ffffed10170e484b R12: 0000000000000820 R13: ffff88807c4b8030 R14: ffff888024e90608 R15: dffffc0000000000 FS: 0000555572814500(0000) GS:ffff888125af1000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b33115ff8 CR3: 0000000072298000 CR4: 00000000003526f0 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+0x862/0x4550 drivers/usb/gadget/udc/dummy_hcd.c:1995 __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+0x286/0x870 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: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:697 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 cb 2f 43 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 23 ca 0b f6 65 8b 05 5c c8 3e 07 85 c0 74 40 48 c7 04 24 0e 36 RSP: 0018:ffffc900045dfaa0 EFLAGS: 00000206 RAX: 9503cf9790eead00 RBX: 0000000000000a02 RCX: 9503cf9790eead00 RDX: 0000000000000006 RSI: ffffffff8dbbb68e RDI: 0000000000000001 RBP: ffffc900045dfb30 R08: ffffffff8fc3c837 R09: 1ffffffff1f87906 R10: dffffc0000000000 R11: fffffbfff1f87907 R12: dffffc0000000000 R13: ffff88807f9b1340 R14: ffff888058dc6860 R15: 1ffff920008bbf54 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] raw_event_queue_add drivers/usb/gadget/legacy/raw_gadget.c:-1 [inline] raw_queue_event+0x1ed/0x2e0 drivers/usb/gadget/legacy/raw_gadget.c:239 gadget_disconnect+0x51/0xc0 drivers/usb/gadget/legacy/raw_gadget.c:387 usb_gadget_disconnect_locked+0x233/0x4b0 drivers/usb/gadget/udc/core.c:783 gadget_unbind_driver+0xc4/0x430 drivers/usb/gadget/udc/core.c:1666 device_remove drivers/base/dd.c:569 [inline] __device_release_driver drivers/base/dd.c:1274 [inline] device_release_driver_internal+0x46f/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:1732 raw_release+0xd7/0x260 drivers/usb/gadget/legacy/raw_gadget.c:462 __fput+0x44c/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+0xec/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: 0033:0x7fa48f78eba9 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:00007ffe75d98688 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00000000000637b1 RCX: 00007fa48f78eba9 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007fa48f9d7da0 R08: 0000000000000001 R09: 0000000275d9897f R10: 0000001b31f20000 R11: 0000000000000246 R12: 00007fa48f9d5fac R13: 00007fa48f9d5fa0 R14: ffffffffffffffff R15: 00007ffe75d987a0 ---------------- Code disassembly (best guess): 0: 74 05 je 0x7 2: e8 cb 2f 43 f6 call 0xf6432fd2 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 23 ca 0b f6 call 0xf60bca52 <-- trapping instruction 2f: 65 8b 05 5c c8 3e 07 mov %gs:0x73ec85c(%rip),%eax # 0x73ec892 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