rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 2669 jiffies s: 2445 root: 0x0/. rcu: blocking rcu_node structures (internal RCU debug): rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 2665 jiffies s: 2449 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: yealink 4-1:36.0: urb_irq_callback - urb status -71 NMI backtrace for cpu 1 CPU: 1 PID: 4784 Comm: kworker/1:3 Not tainted 6.10.0-rc4-syzkaller-00097-g2ea6d07efe53 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 Workqueue: usb_hub_wq hub_event RIP: 0010:__sanitizer_cov_trace_pc+0x48/0x60 kernel/kcov.c:212 Code: f6 c4 01 74 35 8b 82 54 15 00 00 85 c0 74 2b 8b 82 30 15 00 00 83 f8 02 75 20 48 8b 8a 38 15 00 00 8b 92 34 15 00 00 48 8b 01 <48> 83 c0 01 48 39 d0 73 07 48 89 01 48 89 34 c1 c3 cc cc cc cc 0f RSP: 0018:ffffc900001b74f8 EFLAGS: 00000046 RAX: 00000000000152a8 RBX: ffffffff86c8aca4 RCX: ffffc90001203000 RDX: 0000000000040000 RSI: ffffffff868b815a RDI: ffffc900001b77c5 RBP: ffffc900001b77c5 R08: 0000000000000001 R09: fffff52000036ef8 R10: ffffc900001b77c5 R11: 00000000000c3143 R12: ffffffff86c8aca5 R13: 0000000000000001 R14: ffffc900001b75e8 R15: 000000007ffffff8 FS: 0000000000000000(0000) GS:ffff8881f6500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fef49417991 CR3: 0000000115d00000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vsnprintf+0x6ca/0x1880 lib/vsprintf.c:2788 sprintf+0xcd/0x110 lib/vsprintf.c:3028 print_caller kernel/printk/printk.c:1338 [inline] info_print_prefix+0x147/0x350 kernel/printk/printk.c:1355 record_print_text+0x141/0x400 kernel/printk/printk.c:1402 printk_get_next_message+0x2a6/0x670 kernel/printk/printk.c:2855 console_emit_next_record kernel/printk/printk.c:2895 [inline] console_flush_all+0x3b2/0xd70 kernel/printk/printk.c:2994 console_unlock+0xae/0x290 kernel/printk/printk.c:3063 vprintk_emit kernel/printk/printk.c:2345 [inline] vprintk_emit+0x11a/0x5a0 kernel/printk/printk.c:2300 dev_vprintk_emit drivers/base/core.c:4909 [inline] dev_printk_emit+0xfb/0x140 drivers/base/core.c:4920 __dev_printk+0xf5/0x270 drivers/base/core.c:4932 _dev_err+0xe5/0x120 drivers/base/core.c:4975 urb_irq_callback+0x454/0x700 drivers/input/misc/yealink.c:416 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17f6/0x3900 drivers/usb/gadget/udc/dummy_hcd.c:1987 __run_hrtimer kernel/time/hrtimer.c:1687 [inline] __hrtimer_run_queues+0x20c/0xcc0 kernel/time/hrtimer.c:1751 hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1813 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x10f/0x450 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0x3e/0xb0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x23/0x60 kernel/kcov.c:207 Code: 90 90 90 90 90 90 90 f3 0f 1e fa 65 48 8b 15 04 82 b0 7e 65 8b 05 05 82 b0 7e a9 00 01 ff 00 48 8b 34 24 74 0f f6 c4 01 74 35 <8b> 82 54 15 00 00 85 c0 74 2b 8b 82 30 15 00 00 83 f8 02 75 20 48 RSP: 0018:ffffc900001b83c8 EFLAGS: 00000202 RAX: 0000000000000102 RBX: ffffc900001b84a8 RCX: ffffffff81153861 RDX: ffff888114f0ba00 RSI: ffffffff8115386f RDI: 0000000000000007 RBP: 0000000000000002 R08: 0000000000000007 R09: 0000000000000000 R10: ffffffff81156109 R11: 0000000000000004 R12: ffffffff81156109 R13: 0000000000000000 R14: fffff52000037096 R15: ffffc900001b84dd orc_find arch/x86/kernel/unwind_orc.c:206 [inline] unwind_next_frame+0x1cf/0x23a0 arch/x86/kernel/unwind_orc.c:494 __unwind_start+0x5aa/0x880 arch/x86/kernel/unwind_orc.c:760 unwind_start arch/x86/include/asm/unwind.h:64 [inline] arch_stack_walk+0xb2/0x170 arch/x86/kernel/stacktrace.c:24 stack_trace_save+0x95/0xd0 kernel/stacktrace.c:122 kasan_save_stack+0x33/0x60 mm/kasan/common.c:47 kasan_save_track+0x14/0x30 mm/kasan/common.c:68 unpoison_slab_object mm/kasan/common.c:312 [inline] __kasan_slab_alloc+0x6e/0x70 mm/kasan/common.c:338 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3941 [inline] slab_alloc_node mm/slub.c:4001 [inline] kmem_cache_alloc_node_noprof+0x13e/0x2e0 mm/slub.c:4044 kmalloc_reserve+0x18b/0x2c0 net/core/skbuff.c:575 __alloc_skb+0x164/0x380 net/core/skbuff.c:666 alloc_skb include/linux/skbuff.h:1308 [inline] arp_create+0x18b/0x840 net/ipv4/arp.c:561 arp_send_dst net/ipv4/arp.c:314 [inline] arp_send_dst+0xb1/0x200 net/ipv4/arp.c:301 arp_solicit+0x697/0x1080 net/ipv4/arp.c:392 neigh_probe+0xc2/0x110 net/core/neighbour.c:1077 neigh_timer_handler+0x409/0xf90 net/core/neighbour.c:1159 call_timer_fn+0x1a0/0x610 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers+0x74b/0xaf0 kernel/time/timer.c:2417 __run_timer_base kernel/time/timer.c:2428 [inline] __run_timer_base kernel/time/timer.c:2421 [inline] run_timer_base+0x111/0x190 kernel/time/timer.c:2437 run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2447 handle_softirqs+0x209/0x8e0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xac/0x110 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:find_stack lib/stackdepot.c:553 [inline] RIP: 0010:stack_depot_save_flags+0x150/0x8f0 lib/stackdepot.c:618 Code: 0d 1d a7 0f 0b 65 ff 05 d6 82 a2 7d 49 8b 09 49 39 c9 75 11 e9 91 00 00 00 48 8b 09 49 39 c9 0f 84 a4 01 00 00 39 59 10 75 ef <44> 3b 79 14 75 e9 31 c0 48 8b 54 c1 20 49 39 54 c5 00 75 db 48 83 RSP: 0018:ffffc9000b04f7b8 EFLAGS: 00000246 RAX: 00000000096ce726 RBX: 00000000096ce726 RCX: ffff88811ba31fd0 RDX: 00000000e3d5097a RSI: 000000003513470e RDI: 000000009631a3db RBP: 0000000000000001 R08: 0000000000000005 R09: ffff8881f54e7260 R10: 0000000000000000 R11: 0000000000000002 R12: 0000000000002800 R13: ffffc9000b04f838 R14: 0000000000000009 R15: 0000000000000009 save_stack+0x16f/0x1f0 mm/page_owner.c:157 __reset_page_owner+0x8d/0x400 mm/page_owner.c:297 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1088 [inline] free_unref_page+0x696/0xd40 mm/page_alloc.c:2583 vfree+0x181/0x7a0 mm/vmalloc.c:3346 kcov_put kernel/kcov.c:429 [inline] kcov_put+0x2a/0x40 kernel/kcov.c:425 hub_event+0xc23/0x4f50 drivers/usb/core/hub.c:5948 process_one_work+0x9fb/0x1b60 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xf70 kernel/workqueue.c:3393 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yealink 4-1:36.0: unexpected response 0 yealink 4-1:36.0: urb_ctl_callback - urb status -71 yealink 4-1:36.0: urb_irq_callback - urb status -71 yea