cm109 1-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff88814ce18000 submitted while active WARNING: CPU: 1 PID: 6426 at drivers/usb/core/urb.c:379 usb_submit_urb+0xfa8/0x1870 drivers/usb/core/urb.c:379 Modules linked in: CPU: 1 UID: 0 PID: 6426 Comm: syz.0.160 Not tainted 6.15.0-rc5-syzkaller-00136-g9c69f8884904 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 RIP: 0010:usb_submit_urb+0xfa8/0x1870 drivers/usb/core/urb.c:379 Code: 00 eb 5c e8 1a e4 aa fa e9 09 f1 ff ff e8 10 e4 aa fa c6 05 00 eb 53 08 01 90 48 c7 c7 c0 63 12 8c 48 89 de e8 49 40 6f fa 90 <0f> 0b 90 90 e9 d0 f0 ff ff e8 ea e3 aa fa eb 11 e8 e3 e3 aa fa bd RSP: 0018:ffffc90000a087b8 EFLAGS: 00010046 RAX: 3bad6a5f3791c800 RBX: ffff88814ce18000 RCX: 0000000000040000 RDX: ffffc90002404000 RSI: 00000000000004e4 RDI: 00000000000004e5 RBP: 000000000000000f R08: ffff8880b8923e93 R09: 1ffff110171247d2 R10: dffffc0000000000 R11: ffffed10171247d3 R12: 1ffff1100dd4590a R13: dffffc0000000000 R14: ffff88814ce18008 R15: 0000000000000820 FS: 0000000000000000(0000) GS:ffff8881261cc000(0063) knlGS:0000000057ca5440 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 000055ab512d0950 CR3: 000000006ba8a000 CR4: 00000000003526f0 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 cb c2 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 44 38 f6 65 8b 05 5c b5 1c 07 85 c0 74 40 48 c7 04 24 0e 36 RSP: 0018:ffffc900015879e0 EFLAGS: 00000206 RAX: 3bad6a5f3791c800 RBX: 0000000000000a06 RCX: 3bad6a5f3791c800 RDX: 0000000000000006 RSI: ffffffff8d74ab7a RDI: 0000000000000001 RBP: ffffc90001587a70 R08: ffffffff8f7ed177 R09: 1ffffffff1efda2e R10: dffffc0000000000 R11: fffffbfff1efda2f R12: dffffc0000000000 R13: ffff8880275ae400 R14: ffffffff8ebca8c0 R15: 1ffff920002b0f3c 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: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_fast_syscall_32+0xc1/0x110 arch/x86/entry/syscall_32.c:309 do_fast_syscall_32+0x34/0x80 arch/x86/entry/syscall_32.c:331 entry_SYSENTER_compat_after_hwframe+0x84/0x8e RIP: 0023:0xf712e539 Code: 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 002b:00000000f75efadc EFLAGS: 00000206 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 000000000000001e RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ---------------- Code disassembly (best guess): 0: 74 05 je 0x7 2: e8 cb c2 6e f6 call 0xf66ec2d2 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 44 38 f6 call 0xf6384522 <-- trapping instruction 2f: 65 8b 05 5c b5 1c 07 mov %gs:0x71cb55c(%rip),%eax # 0x71cb592 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