cm109 1-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff888029f60a00 submitted while active WARNING: drivers/usb/core/urb.c:380 at usb_submit_urb+0x7b/0x18b0 drivers/usb/core/urb.c:380, CPU#1: ksoftirqd/1/23 Modules linked in: CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/13/2026 RIP: 0010:usb_submit_urb+0x7e/0x18b0 drivers/usb/core/urb.c:380 Code: 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 67 55 02 fb 49 83 3e 00 74 40 e8 3c 13 99 fa 48 8d 3d a5 a5 f1 08 48 89 de <67> 48 0f b9 3a b8 f0 ff ff ff eb 11 e8 21 13 99 fa eb 05 e8 1a 13 RSP: 0018:ffffc90000a08960 EFLAGS: 00010087 RAX: ffffffff872b96d4 RBX: ffff888029f60a00 RCX: 0000000000040000 RDX: ffffc900023c2000 RSI: ffff888029f60a00 RDI: ffffffff901d3c80 RBP: 000000000000000f R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff5200014112c R12: 0000000000000820 R13: ffff88805729b030 R14: ffff888029f60a08 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881253be000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31015ff8 CR3: 0000000077804000 CR4: 00000000003526f0 Call Trace: cm109_submit_ctl drivers/input/misc/cm109.c:380 [inline] cm109_urb_irq_callback+0x6e2/0xcb0 drivers/input/misc/cm109.c:431 __usb_hcd_giveback_urb+0x376/0x540 drivers/usb/core/hcd.c:1657 dummy_timer+0xbbd/0x45d0 drivers/usb/gadget/udc/dummy_hcd.c:1995 __run_hrtimer kernel/time/hrtimer.c:1785 [inline] __hrtimer_run_queues+0x529/0xc30 kernel/time/hrtimer.c:1849 hrtimer_run_softirq+0x182/0x5a0 kernel/time/hrtimer.c:1866 handle_softirqs+0x22a/0x7c0 kernel/softirq.c:626 __do_softirq kernel/softirq.c:660 [inline] invoke_softirq kernel/softirq.c:496 [inline] __irq_exit_rcu+0x5f/0x150 kernel/softirq.c:727 irq_exit_rcu+0x9/0x30 kernel/softirq.c:743 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:finish_task_switch+0x245/0x920 kernel/sched/core.c:5152 Code: 00 00 48 85 db 0f 85 e8 01 00 00 0f 1f 44 00 00 4c 8b 75 d0 49 83 c4 48 4c 89 e7 e8 95 68 0c 0a e8 10 35 38 00 fb 4c 8b 65 c0 <49> 8d bc 24 30 16 00 00 48 89 f8 48 c1 e8 03 42 0f b6 04 28 84 c0 RSP: 0018:ffffc900001d7ad8 EFLAGS: 00000206 RAX: 0000000000634795 RBX: 0000000000000000 RCX: 0000000080000001 RDX: 0000000000000000 RSI: ffffffff8dedf4c2 RDI: ffffffff8c275600 RBP: ffffc900001d7b30 R08: ffffffff901007b7 R09: 1ffffffff20200f6 R10: dffffc0000000000 R11: fffffbfff20200f7 R12: ffff88801e298000 R13: dffffc0000000000 R14: ffff88801e685ac0 R15: ffff8880b853b718 context_switch kernel/sched/core.c:5298 [inline] __schedule+0x1541/0x5080 kernel/sched/core.c:6907 __schedule_loop kernel/sched/core.c:6989 [inline] schedule+0x164/0x360 kernel/sched/core.c:7004 smpboot_thread_fn+0x5bc/0xa50 kernel/smpboot.c:156 kthread+0x388/0x470 kernel/kthread.c:467 ret_from_fork+0x51b/0xa40 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ---------------- 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 67 55 02 fb call 0xfb02557c 15: 49 83 3e 00 cmpq $0x0,(%r14) 19: 74 40 je 0x5b 1b: e8 3c 13 99 fa call 0xfa99135c 20: 48 8d 3d a5 a5 f1 08 lea 0x8f1a5a5(%rip),%rdi # 0x8f1a5cc 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 21 13 99 fa call 0xfa99135c 3b: eb 05 jmp 0x42 3d: e8 .byte 0xe8 3e: 1a 13 sbb (%rbx),%dl