cm109 6-1:0.8: cm109_urb_irq_callback: urb status -71 ------------[ cut here ]------------ URB ffff88814b9c5400 submitted while active WARNING: CPU: 0 PID: 14602 at drivers/usb/core/urb.c:378 usb_submit_urb+0x1057/0x1980 drivers/usb/core/urb.c:378 Modules linked in: CPU: 0 PID: 14602 Comm: kworker/0:18 Not tainted 5.15.181-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 Workqueue: usb_hub_wq hub_event RIP: 0010:usb_submit_urb+0x1057/0x1980 drivers/usb/core/urb.c:378 Code: e1 a8 fb eb 53 e8 e9 e1 a8 fb e9 54 f0 ff ff e8 df e1 a8 fb c6 05 33 34 86 07 01 48 c7 c7 80 5d a4 8a 48 89 de e8 a9 8b c7 03 <0f> 0b e9 1f f0 ff ff e8 bd e1 a8 fb eb 20 e8 b6 e1 a8 fb 4c 8b 74 RSP: 0018:ffffc90000007780 EFLAGS: 00010046 RAX: 4180c2896a7ba500 RBX: ffff88814b9c5400 RCX: 0000000000040000 RDX: ffffc90002029000 RSI: 0000000000002923 RDI: 0000000000002924 RBP: 000000000000000f R08: dffffc0000000000 R09: ffffed1017204f24 R10: ffffed1017204f24 R11: 1ffff11017204f23 R12: 0000000000000a20 R13: dffffc0000000000 R14: ffff88814b9c5408 R15: ffff888061084848 FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f17ad9bb440 CR3: 000000005aa61000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cm109_urb_irq_callback+0x728/0xc90 drivers/input/misc/cm109.c:422 __usb_hcd_giveback_urb+0x35f/0x520 drivers/usb/core/hcd.c:1674 dummy_timer+0x827/0x2e10 drivers/usb/gadget/udc/dummy_hcd.c:1987 call_timer_fn+0x16c/0x530 kernel/time/timer.c:1451 expire_timers kernel/time/timer.c:1496 [inline] __run_timers+0x525/0x7c0 kernel/time/timer.c:1767 run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1780 handle_softirqs+0x328/0x820 kernel/softirq.c:558 __do_softirq kernel/softirq.c:592 [inline] invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x12f/0x220 kernel/softirq.c:641 irq_exit_rcu+0x5/0x20 kernel/softirq.c:653 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline] sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:console_unlock+0xd90/0x1200 kernel/printk/printk.c:2749 Code: 00 48 83 7c 24 28 00 75 19 e8 dc 9e 18 00 eb 18 e8 d5 9e 18 00 e8 d0 0d 42 08 48 83 7c 24 28 00 74 e7 e8 c3 9e 18 00 fb 31 ff <89> de e8 19 a2 18 00 85 db 0f 94 c0 22 44 24 17 3c 01 75 1f e8 a7 RSP: 0018:ffffc90003f972e0 EFLAGS: 00000246 RAX: ffffffff815f1f4d RBX: 0000000000000000 RCX: 0000000000100000 RDX: ffffc9001498c000 RSI: 0000000000001a93 RDI: 0000000000000000 RBP: ffffc90003f97550 R08: dffffc0000000000 R09: fffffbfff1ff3219 R10: fffffbfff1ff3219 R11: 1ffffffff1ff3218 R12: 1ffffffff194c68d R13: dffffc0000000000 R14: 0000000000000000 R15: 1ffffffff194c686 vprintk_emit+0xc0/0x150 kernel/printk/printk.c:2274 dev_vprintk_emit+0x2cc/0x350 drivers/base/core.c:4638 dev_printk_emit+0xdd/0x120 drivers/base/core.c:4649 _dev_info+0x107/0x150 drivers/base/core.c:4707 usb_disconnect+0xec/0x8a0 drivers/usb/core/hub.c:2241 hub_port_connect drivers/usb/core/hub.c:5311 [inline] hub_port_connect_change drivers/usb/core/hub.c:5607 [inline] port_event drivers/usb/core/hub.c:5753 [inline] hub_event+0x1af8/0x4fa0 drivers/usb/core/hub.c:5835 process_one_work+0x863/0x1000 kernel/workqueue.c:2310 worker_thread+0xaa8/0x12a0 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 ---------------- Code disassembly (best guess): 0: 00 48 83 add %cl,-0x7d(%rax) 3: 7c 24 jl 0x29 5: 28 00 sub %al,(%rax) 7: 75 19 jne 0x22 9: e8 dc 9e 18 00 call 0x189eea e: eb 18 jmp 0x28 10: e8 d5 9e 18 00 call 0x189eea 15: e8 d0 0d 42 08 call 0x8420dea 1a: 48 83 7c 24 28 00 cmpq $0x0,0x28(%rsp) 20: 74 e7 je 0x9 22: e8 c3 9e 18 00 call 0x189eea 27: fb sti 28: 31 ff xor %edi,%edi * 2a: 89 de mov %ebx,%esi <-- trapping instruction 2c: e8 19 a2 18 00 call 0x18a24a 31: 85 db test %ebx,%ebx 33: 0f 94 c0 sete %al 36: 22 44 24 17 and 0x17(%rsp),%al 3a: 3c 01 cmp $0x1,%al 3c: 75 1f jne 0x5d 3e: e8 .byte 0xe8 3f: a7 cmpsl %es:(%rdi),%ds:(%rsi)