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标题: 3588x上运行报错，请专家指教 [打印本页]

作者: wudiking 时间: 2022-9-1 12:45
标题: 3588x上运行报错，请专家指教
3588x上运行app，获取can及usb摄像头数据，运行一段时间后，CPU响应迟钝，报错如下，请专家给分析一下出错原因
[ 4013.392101] rcu: INFO: rcu_sched self-detected stall on CPU
[ 4013.392131] rcu:    0-....: (72002 ticks this GP) idle=e22/1/0x4000000000000008 softirq=189780/189780 fqs=23864
[ 4013.392139]  (t=72003 jiffies g=359413 q=26839)
[ 4013.392145] Task dump for CPU 0:
[ 4013.392151] task:swapper/0    state:R  running task    stack: 0 pid: 0 ppid:    0 flags:0x0000000a
[ 4013.392163] Call trace:
[ 4013.392174]  dump_backtrace+0x0/0x1b4
[ 4013.392182]  show_stack+0x24/0x30
[ 4013.392191]  sched_show_task+0x11c/0x154
[ 4013.392199]  dump_cpu_task+0x50/0x60
[ 4013.392206]  rcu_dump_cpu_stacks+0xf0/0xfc
[ 4013.392213]  rcu_sched_clock_irq+0x254/0x624
[ 4013.392221]  update_process_times+0x70/0x9c
[ 4013.392228]  tick_sched_handle+0x48/0x5c
[ 4013.392235]  tick_sched_timer+0x58/0x9c
[ 4013.392241]  __hrtimer_run_queues+0x160/0x230
[ 4013.392248]  hrtimer_interrupt+0xbc/0x1c4
[ 4013.392255]  arch_timer_handler_phys+0x38/0x50
[ 4013.392263]  handle_percpu_devid_irq+0x74/0x130
[ 4013.392270]  generic_handle_irq_desc+0x14/0x20
[ 4013.392277]  __handle_domain_irq+0xc4/0xcc
[ 4013.392284]  gic_handle_irq+0x2bc/0x30c
[ 4013.392290]  el1_irq+0xcc/0x180
[ 4013.392298]  uvc_video_decode_end+0x24/0xb8
[ 4013.392304]  uvc_video_decode_isoc+0x130/0x154
[ 4013.392311]  uvc_video_complete+0x11c/0x164
[ 4013.392319]  __usb_hcd_giveback_urb+0xac/0x100
[ 4013.392325]  usb_giveback_urb_bh+0xec/0x10c
[ 4013.392334]  tasklet_action_common.constprop.0+0xdc/0x14c
[ 4013.392340]  tasklet_hi_action+0x38/0x48
[ 4013.392346]  __do_softirq+0x224/0x2c8
[ 4013.392353]  __irq_exit_rcu+0x4c/0x9c
[ 4013.392359]  irq_exit+0x1c/0x2c
[ 4013.392366]  __handle_domain_irq+0xc8/0xcc
[ 4013.392372]  gic_handle_irq+0x2bc/0x30c
[ 4013.392377]  el1_irq+0xcc/0x180
[ 4013.392386]  arch_local_irq_enable+0xc/0x28
[ 4013.392392]  cpuidle_enter+0x44/0x5c
[ 4013.392399]  do_idle+0x23c/0x260
[ 4013.392405]  cpu_startup_entry+0x30/0x48
[ 4013.392413]  rest_init+0xd4/0xe8
[ 4013.392419]  arch_call_rest_init+0x1c/0x28
[ 4013.392426]  start_kernel+0x590/0x5c8

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