AX1800测试版固件4.5.0（release3）的bug
最近把路由更新到测试版系统了，然后经常会出现wifi不能连接，甚至搜索不到wifi的问题，必须重启路由才能解决，然后日志里面有内核错误，之前4.5的beta版本也有这问题报错：
Mon Nov 20 21:22:23 2023 kern.err kernel: INFO: rcu_preempt detected stalls on CPUs/tasks:
Mon Nov 20 21:22:23 2023 kern.err kernel: Tasks blocked on level-0 rcu_node (CPUs 0-3): P121
Mon Nov 20 21:22:23 2023 kern.err kernel: (detected by 2, t=2103 jiffies, g=1335518, c=1335517, q=5544)
Mon Nov 20 21:22:23 2023 kern.info kernel: kworker/1:1 R running 0 121 2 0x00000000
Mon Nov 20 21:22:23 2023 kern.info kernel: Workqueue: events_long netcell_poll_work
Mon Nov 20 21:22:23 2023 kern.warn kernel: [<8000f6e8>] (__schedule) from [<9d9a9e74>] (0x9d9a9e74)
Mon Nov 20 21:22:23 2023 kern.info kernel: kworker/1:1 R running 0 121 2 0x00000000
Mon Nov 20 21:22:23 2023 kern.info kernel: Workqueue: events_long netcell_poll_work
Mon Nov 20 21:22:23 2023 kern.warn kernel: [<8000f6e8>] (__schedule) from [<9d9a9e74>] (0x9d9a9e74)
希望官方测试版就修好，别带到正式版里了 内核所有的日志
device wlan0 left promiscuous mode
br-lan: port 6(wlan0) entered disabled state
IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
device wlan0 entered promiscuous mode
br-lan: port 6(wlan0) entered forwarding state
br-lan: port 6(wlan0) entered forwarding state
br-lan: port 6(wlan0) entered disabled state
ath11k c000000.wifi: bss color param 0x81000000 set on vdev 1
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
br-lan: port 6(wlan0) entered forwarding state
br-lan: port 6(wlan0) entered forwarding state
br-lan: port 6(wlan0) entered forwarding state
INFO: rcu_preempt detected stalls on CPUs/tasks:
Tasks blocked on level-0 rcu_node (CPUs 0-3): P121
(detected by 1, t=2102 jiffies, g=1331387, c=1331386, q=3688)
kworker/1:1 R running 0 121 2 0x00000000
Workqueue: events_long netcell_poll_work
[<8001f784>] (unwind_backtrace) from [<8001bad4>] (show_stack+0x10/0x14)
[<8001bad4>] (show_stack) from [<80075298>] (rcu_print_detail_task_stall_rnp+0x34/0x5c)
[<80075298>] (rcu_print_detail_task_stall_rnp) from [<800790e8>] (rcu_check_callbacks+0x718/0x8f0)
[<800790e8>] (rcu_check_callbacks) from [<8007bc28>] (update_process_times+0x38/0x64)
[<8007bc28>] (update_process_times) from [<8008b9a0>] (tick_sched_timer+0x48/0x88)
[<8008b9a0>] (tick_sched_timer) from [<8007c5ac>] (__hrtimer_run_queues+0xbc/0x184)
[<8007c5ac>] (__hrtimer_run_queues) from [<8007cc18>] (hrtimer_interrupt+0xc0/0x1f8)
[<8007cc18>] (hrtimer_interrupt) from [<8040f20c>] (arch_timer_handler_virt+0x28/0x30)
[<8040f20c>] (arch_timer_handler_virt) from [<800707e0>] (handle_percpu_devid_irq+0x6c/0x84)
[<800707e0>] (handle_percpu_devid_irq) from [<8006c770>] (generic_handle_irq+0x24/0x34)
[<8006c770>] (generic_handle_irq) from [<8006ca48>] (__handle_domain_irq+0x98/0xac)
[<8006ca48>] (__handle_domain_irq) from [<80009390>] (gic_handle_irq+0x54/0x94)
[<80009390>] (gic_handle_irq) from [<8000a4c0>] (__irq_svc+0x40/0x74)
Exception stack(0x9d9a9e40 to 0x9d9a9e88)
9e40: 38a33c5c 00ad79d3 00000002 ff7edc28 0000aee7 00000000 808365ec 9d0daf00
9e60: 38a3c53e 0000215b 80836514 806d2f50 00ad79d3 9d9a9e90 38a33d5f 7f065374
9e80: 00000013 ffffffff
[<8000a4c0>] (__irq_svc) from [<7f065374>] (0x7f065374)
[<7f065374>] (0x7f065374) from [<7f065774>] (netcell_poll_work+0xc/0x64 )
[<7f065774>] (netcell_poll_work ) from [<8003ed30>] (process_one_work+0x220/0x3b8)
[<8003ed30>] (process_one_work) from [<8003f1b0>] (worker_thread+0x2e8/0x4d0)
[<8003f1b0>] (worker_thread) from [<8004428c>] (kthread+0xf0/0xf8)
[<8004428c>] (kthread) from [<80009c28>] (ret_from_fork+0x14/0x2c)
kworker/1:1 R running 0 121 2 0x00000000
Workqueue: events_long netcell_poll_work
[<8001f784>] (unwind_backtrace) from [<8001bad4>] (show_stack+0x10/0x14)
[<8001bad4>] (show_stack) from [<80075298>] (rcu_print_detail_task_stall_rnp+0x34/0x5c)
[<80075298>] (rcu_print_detail_task_stall_rnp) from [<80079110>] (rcu_check_callbacks+0x740/0x8f0)
[<80079110>] (rcu_check_callbacks) from [<8007bc28>] (update_process_times+0x38/0x64)
[<8007bc28>] (update_process_times) from [<8008b9a0>] (tick_sched_timer+0x48/0x88)
[<8008b9a0>] (tick_sched_timer) from [<8007c5ac>] (__hrtimer_run_queues+0xbc/0x184)
[<8007c5ac>] (__hrtimer_run_queues) from [<8007cc18>] (hrtimer_interrupt+0xc0/0x1f8)
[<8007cc18>] (hrtimer_interrupt) from [<8040f20c>] (arch_timer_handler_virt+0x28/0x30)
[<8040f20c>] (arch_timer_handler_virt) from [<800707e0>] (handle_percpu_devid_irq+0x6c/0x84)
[<800707e0>] (handle_percpu_devid_irq) from [<8006c770>] (generic_handle_irq+0x24/0x34)
[<8006c770>] (generic_handle_irq) from [<8006ca48>] (__handle_domain_irq+0x98/0xac)
[<8006ca48>] (__handle_domain_irq) from [<80009390>] (gic_handle_irq+0x54/0x94)
[<80009390>] (gic_handle_irq) from [<8000a4c0>] (__irq_svc+0x40/0x74)
Exception stack(0x9d9a9e40 to 0x9d9a9e88)
9e40: 38a33c5c 00ad79d3 00000002 ff7edc28 0000aee7 00000000 808365ec 9d0daf00
9e60: 38a3c53e 0000215b 80836514 806d2f50 00ad79d3 9d9a9e90 38a33d5f 7f065374
9e80: 00000013 ffffffff
[<8000a4c0>] (__irq_svc) from [<7f065374>] (0x7f065374)
[<7f065374>] (0x7f065374) from [<7f065774>] (netcell_poll_work+0xc/0x64 )
[<7f065774>] (netcell_poll_work ) from [<8003ed30>] (process_one_work+0x220/0x3b8)
[<8003ed30>] (process_one_work) from [<8003f1b0>] (worker_thread+0x2e8/0x4d0)
[<8003f1b0>] (worker_thread) from [<8004428c>] (kthread+0xf0/0xf8)
[<8004428c>] (kthread) from [<80009c28>] (ret_from_fork+0x14/0x2c)
INFO: rcu_preempt detected stalls on CPUs/tasks:
Tasks blocked on level-0 rcu_node (CPUs 0-3): P121
(detected by 3, t=2103 jiffies, g=1331744, c=1331743, q=3310)
kworker/1:1 R running 0 121 2 0x00000000
Workqueue: events_long netcell_poll_work
[<8000f6e8>] (__schedule) from [<9d9a9e74>] (0x9d9a9e74)
kworker/1:1 R running 0 121 2 0x00000000
Workqueue: events_long netcell_poll_work
[<8000f6e8>] (__schedule) from [<9d9a9e74>] (0x9d9a9e74)
INFO: rcu_preempt detected stalls on CPUs/tasks:
Tasks blocked on level-0 rcu_node (CPUs 0-3): P121
(detected by 3, t=2103 jiffies, g=1333382, c=1333381, q=3251)
kworker/1:1 R running 0 121 2 0x00000000
Workqueue: events_long netcell_poll_work
[<8000f6e8>] (__schedule) from [<9d9a9e74>] (0x9d9a9e74)
kworker/1:1 R running 0 121 2 0x00000000
Workqueue: events_long netcell_poll_work
[<8000f6e8>] (__schedule) from [<9d9a9e74>] (0x9d9a9e74)
INFO: rcu_preempt detected stalls on CPUs/tasks:
Tasks blocked on level-0 rcu_node (CPUs 0-3): P121
(detected by 2, t=2103 jiffies, g=1335518, c=1335517, q=5544)
kworker/1:1 R running 0 121 2 0x00000000
Workqueue: events_long netcell_poll_work
[<8000f6e8>] (__schedule) from [<9d9a9e74>] (0x9d9a9e74)
kworker/1:1 R running 0 121 2 0x00000000
Workqueue: events_long netcell_poll_work
[<8000f6e8>] (__schedule) from [<9d9a9e74>] (0x9d9a9e74) akhzz 发表于 2023-11-20 21:41
内核所有的日志
感谢反馈，新版本已经修复：
https://dl.gl-inet.cn/?model=ax1800&type=beta
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