cm109 6-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff8881457c1a00 submitted while active WARNING: CPU: 0 PID: 10 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: 10 Comm: kworker/0:1 Not tainted 6.15.0-rc5-syzkaller-00038-g707df3375124 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/29/2025 Workqueue: usb_hub_wq hub_event RIP: 0010:usb_submit_urb+0xfa8/0x1870 drivers/usb/core/urb.c:379 Code: 00 eb 5c e8 7a e7 aa fa e9 09 f1 ff ff e8 70 e7 aa fa c6 05 1e f6 53 08 01 90 48 c7 c7 c0 62 12 8c 48 89 de e8 a9 43 6f fa 90 <0f> 0b 90 90 e9 d0 f0 ff ff e8 4a e7 aa fa eb 11 e8 43 e7 aa fa bd RSP: 0018:ffffc900000077b8 EFLAGS: 00010046 RAX: 2053912381ed0e00 RBX: ffff8881457c1a00 RCX: 0000000000040000 RDX: ffffc90002203000 RSI: 0000000000006121 RDI: 0000000000006122 RBP: 000000000000000f R08: ffff8880b8823e93 R09: 1ffff110171047d2 R10: dffffc0000000000 R11: ffffed10171047d3 R12: 1ffff1100f65af0a R13: dffffc0000000000 R14: ffff8881457c1a08 R15: 0000000000000820 FS: 0000000000000000(0000) GS:ffff8881260cb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000003000 CR3: 000000003455e000 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:lock_acquire+0x175/0x360 kernel/locking/lockdep.c:5870 Code: 00 00 00 00 9c 8f 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 00 02 00 00 74 01 fb 65 48 8b 05 6b 31 d7 10 <48> 3b 44 24 58 0f 85 f2 00 00 00 48 83 c4 60 5b 41 5c 41 5d 41 5e RSP: 0018:ffffc900000f7a80 EFLAGS: 00000206 RAX: 2053912381ed0e00 RBX: 0000000000000000 RCX: 2053912381ed0e00 RDX: 0000000000000000 RSI: ffffffff8d935a6f RDI: ffffffff8bc1d1e0 RBP: ffffffff818c3701 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: ffffffff818c3701 R12: 0000000000000000 R13: ffff888020efe148 R14: 0000000000000001 R15: 0000000000000246 process_one_work kernel/workqueue.c:3213 [inline] process_scheduled_works+0x9c6/0x17a0 kernel/workqueue.c:3319 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3400 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: 00 00 add %al,(%rax) 4: 9c pushf 5: 8f 44 24 30 pop 0x30(%rsp) 9: f7 44 24 30 00 02 00 testl $0x200,0x30(%rsp) 10: 00 11: 0f 85 cd 00 00 00 jne 0xe4 17: f7 44 24 08 00 02 00 testl $0x200,0x8(%rsp) 1e: 00 1f: 74 01 je 0x22 21: fb sti 22: 65 48 8b 05 6b 31 d7 mov %gs:0x10d7316b(%rip),%rax # 0x10d73195 29: 10 * 2a: 48 3b 44 24 58 cmp 0x58(%rsp),%rax <-- trapping instruction 2f: 0f 85 f2 00 00 00 jne 0x127 35: 48 83 c4 60 add $0x60,%rsp 39: 5b pop %rbx 3a: 41 5c pop %r12 3c: 41 5d pop %r13 3e: 41 5e pop %r14