rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 0-....: (8979 ticks this GP) idle=74c4/1/0x4000000000000000 softirq=28674/28674 fqs=4155
rcu: hardirqs softirqs csw/system
rcu: number: 5010 5874 0
rcu: cputime: 0 674 36586 ==> 52550(ms)
rcu: (detected by 1, t=10507 jiffies, g=22213, q=395713 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 18 Comm: migration/0 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Stopper: 0x0 <- 0x0
RIP: 0010:io_serial_in+0x87/0xb0 drivers/tty/serial/8250/8250_port.c:401
Code: 55 92 fe 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 1a 66 03 5d 40 89 da ec <5b> 0f b6 c0 5d 41 5c c3 cc cc cc cc e8 a8 23 f6 fe eb a2 e8 31 24
RSP: 0018:ffffc90000007458 EFLAGS: 00000006
RAX: dffffc0000000005 RBX: 00000000000003f9 RCX: 0000000000000000
RDX: 00000000000003f9 RSI: ffffffff831f6150 RDI: ffffffff941ae5c0
RBP: ffffffff941ae580 R08: 0000000000000001 R09: 000000000000001f
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff941ae840 R14: ffffffff941ae5d0 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8882686d3000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa8da822000 CR3: 0000000115bca000 CR4: 00000000003506f0
Call Trace:
serial_port_in include/linux/serial_core.h:806 [inline]
serial8250_console_write+0x246/0x1900 drivers/tty/serial/8250/8250_port.c:3306
console_emit_next_record kernel/printk/printk.c:3183 [inline]
console_flush_one_record+0x790/0xe50 kernel/printk/printk.c:3269
console_flush_all kernel/printk/printk.c:3343 [inline]
__console_flush_and_unlock kernel/printk/printk.c:3373 [inline]
console_unlock+0x103/0x260 kernel/printk/printk.c:3413
vprintk_emit+0x407/0x6b0 kernel/printk/printk.c:2479
dev_vprintk_emit+0x394/0x3e0 drivers/base/core.c:4913
dev_printk_emit+0xd2/0x10d drivers/base/core.c:4924
__dev_printk+0xcb/0x100 drivers/base/core.c:4936
_dev_err+0xef/0x127 drivers/base/core.c:4979
urb_irq_callback.cold+0x41/0xfd drivers/input/misc/yealink.c:418
__usb_hcd_giveback_urb+0x38d/0x610 drivers/usb/core/hcd.c:1657
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xd85/0x3670 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1785 [inline]
__hrtimer_run_queues+0x50e/0xa70 kernel/time/hrtimer.c:1849
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1866
handle_softirqs+0x1de/0x9d0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xed/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0x8f/0xb0 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.isra.0+0x16a/0x6b0 kernel/sched/core.c:5152
Code: 31 f6 4c 8d 7b 48 e8 f5 cc 0a 00 31 f6 48 89 df e8 cb f9 ff ff 4c 89 ff e8 43 2a e7 05 e8 3e c4 35 00 fb 49 8d be 28 15 00 00 <48> b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 04 02 5a
RSP: 0018:ffffc9000012fca0 EFLAGS: 00000206
RAX: 0000000000000711 RBX: ffff8881f56395c0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8901d71b RDI: ffff8881022a4f28
RBP: ffffc9000012fce8 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88811f18d700
R13: 0000000000000000 R14: ffff8881022a3a00 R15: ffff8881f5639608
context_switch kernel/sched/core.c:5298 [inline]
__schedule+0xeb9/0x41f0 kernel/sched/core.c:6907
__schedule_loop kernel/sched/core.c:6989 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7004
smpboot_thread_fn+0x893/0xaa0 kernel/smpboot.c:156
kthread+0x370/0x450 kernel/kthread.c:467
ret_from_fork+0x6c3/0xcb0 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
rcu: rcu_preempt kthread timer wakeup didn't happen for 1251 jiffies! g22213 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
yealink 8-1:36.0: unexpected response 0
rcu: Possible timer handling issue on cpu=1 timer-softirq=11100
yealink 8-1:36.0: urb_ctl_callback - urb status -71
rcu: rcu_preempt kthread starved for 1255 jiffies! g22213 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
yealink 8-1:36.0: urb_irq_callback - urb status -71
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
yealink 8-1:36.0: unexpected response 0
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:R
yealink 8-1:36.0: urb_ctl_callback - urb status -71
running task stack:28712 pid:15 tgid:15 ppid:2 task_flags:0x208040 flags:0x00080000
yealink 8-1:36.0: urb_irq_callback - urb status -71
Call Trace:
yealink 8-1:36.0: unexpected response 0
context_switch kernel/sched/core.c:5295 [inline]
__schedule+0xeb1/0x41f0 kernel/sched/core.c:6907
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
__schedule_loop kernel/sched/core.c:6989 [inline]
schedule+0xdd/0x390 kernel/sched/core.c:7004
yealink 8-1:36.0: urb_irq_callback - urb status -71
schedule_timeout+0x127/0x280 kernel/time/sleep_timeout.c:99
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
rcu_gp_fqs_loop+0x1a9/0x900 kernel/rcu/tree.c:2095
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
rcu_gp_kthread+0x179/0x230 kernel/rcu/tree.c:2297
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
kthread+0x370/0x450 kernel/kthread.c:467
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
ret_from_fork+0x6c3/0xcb0 arch/x86/kernel/process.c:158
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
rcu: Stack dump where RCU GP kthread last ran:
yealink 8-1:36.0: urb_ctl_callback - urb status -71
Sending NMI from CPU 1 to CPUs 0:
yealink 8-1:36.0: urb_irq_callback - urb status -71
NMI backtrace for cpu 0
CPU: 0 UID: 0 PID: 10 Comm: kworker/0:1 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: events_power_efficient gc_worker
RIP: 0010:check_kcov_mode kernel/kcov.c:183 [inline]
RIP: 0010:write_comp_data+0x36/0x90 kernel/kcov.c:246
Code: f1 49 89 d2 65 48 8b 3d 70 20 43 0b a9 00 01 ff 00 74 1b f6 c4 01 74 07 a9 00 00 ff 00 74 05 c3 cc cc cc cc 8b 87 4c 15 00 00 <85> c0 74 f1 8b 87 28 15 00 00 83 f8 03 75 e6 48 8b 87 30 15 00 00
RSP: 0000:ffffc900000071c0 EFLAGS: 00000046
RAX: 0000000000000000 RBX: 00000000000000d8 RCX: ffffffff81921c23
RDX: 00000000001a5288 RSI: 00000000001a5288 RDI: ffff888101ec3a00
RBP: ffffc900000072f0 R08: 0000000000000006 R09: 00000000001a5288
R10: 00000000001a5288 R11: 0000000000000000 R12: 00000000001a5288
R13: 00000000001a5288 R14: ffffc900000072b8 R15: ffffffff940147c8
FS: 0000000000000000(0000) GS:ffff8882686d3000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa8da822000 CR3: 0000000115bca000 CR4: 00000000003506f0
Call Trace:
get_data+0x353/0x520 kernel/printk/printk_ringbuffer.c:1310
copy_data kernel/printk/printk_ringbuffer.c:1884 [inline]
prb_read kernel/printk/printk_ringbuffer.c:1993 [inline]
_prb_read_valid+0x350/0x880 kernel/printk/printk_ringbuffer.c:2170
prb_read_valid+0x78/0xa0 kernel/printk/printk_ringbuffer.c:2242
printk_get_next_message+0x15b/0x6c0 kernel/printk/printk.c:3052
console_emit_next_record kernel/printk/printk.c:3137 [inline]
console_flush_one_record+0x67c/0xe50 kernel/printk/printk.c:3269
console_flush_all kernel/printk/printk.c:3343 [inline]
__console_flush_and_unlock kernel/printk/printk.c:3373 [inline]
console_unlock+0x103/0x260 kernel/printk/printk.c:3413
vprintk_emit+0x407/0x6b0 kernel/printk/printk.c:2479
dev_vprintk_emit+0x394/0x3e0 drivers/base/core.c:4913
dev_printk_emit+0xd2/0x10d drivers/base/core.c:4924
__dev_printk+0xcb/0x100 drivers/base/core.c:4936
_dev_err+0xef/0x127 drivers/base/core.c:4979
urb_irq_callback.cold+0x41/0xfd drivers/input/misc/yealink.c:418
__usb_hcd_giveback_urb+0x38d/0x610 drivers/usb/core/hcd.c:1657
usb_hcd_giveback_urb+0x3ca/0x4a0 drivers/usb/core/hcd.c:1741
dummy_timer+0xd85/0x3670 drivers/usb/gadget/udc/dummy_hcd.c:1995
__run_hrtimer kernel/time/hrtimer.c:1785 [inline]
__hrtimer_run_queues+0x50e/0xa70 kernel/time/hrtimer.c:1849
hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1866
handle_softirqs+0x1de/0x9d0 kernel/softirq.c:622
__do_softirq kernel/softirq.c:656 [inline]
invoke_softirq kernel/softirq.c:496 [inline]
__irq_exit_rcu+0xed/0x150 kernel/softirq.c:723
irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
sysvec_apic_timer_interrupt+0x8f/0xb0 arch/x86/kernel/apic/apic.c:1056
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:trace_lock_acquire include/trace/events/lock.h:24 [inline]
RIP: 0010:lock_acquire+0x312/0x380 kernel/locking/lockdep.c:5831
Code: 09 85 c0 0f 85 6d fd ff ff 48 8d 74 24 08 b9 0a 00 00 00 ba 08 00 00 00 65 48 8b 3d 10 1b 66 0b e8 f3 c6 ff ff e9 4c fd ff ff c9 59 08 00 84 c0 0f 85 31 fd ff ff 48 8d 3d 7a 7e 62 09 67 48
RSP: 0000:ffffc900000afae0 EFLAGS: 00000297
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000002
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff896e05a0
RBP: ffffffff896e05a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000040000 R11: 0000000000000000 R12: 0000000000000002
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:312 [inline]
rcu_read_lock include/linux/rcupdate.h:850 [inline]
gc_worker+0x222/0x1630 net/netfilter/nf_conntrack_core.c:1546
process_one_work+0x9d7/0x1920 kernel/workqueue.c:3275
process_scheduled_works kernel/workqueue.c:3358 [inline]
worker_thread+0x5da/0xe40 kernel/workqueue.c:3439
kthread+0x370/0x450 kernel/kthread.c:467
ret_from_fork+0x6c3/0xcb0 arch/x86/kernel/process.c:158
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_ctl_callback - urb status -71
yealink 8-1:36.0: urb_irq_callback - urb status -71
yealink 8-1:36.0: unexpected response 0
yealink 8-1:36.0: urb_irq_callback - usb_submit_urb failed -19