您好、TI
当系统长时间运行时、系统将异常、我们的 SDK 版本为 08.02.00.03。
。日志将反复打印"如何调试此问题"。此问题是不可避免的。 该项目非常紧急,请提供支持!
[19248.909662] RCU:info: RCU 抢占检测到的 CPU/任务停顿:
[19248.915739] RCU:1-...!:(0次滴答此 GP) idle=b8e/1/0x4000000000000000 softirq=4700/4700 fqs=0
[19248.924674](由0检测到,t=4810527跳起,g=825,q=6744)
[19248.930489] CPU 1的任务转储:
[19248.933702] task:systemd-udevd state:R running task stack: 0 pid:291 PPID:250 flags:0x0000002a.
[19248.943592]呼叫跟踪:
[19248.946027]_switch_to+0xc0/0x118
[19248.949501] 0xFFff000824a60000
[19248.952630] RCU: RCU_preempt kthread 饿死4810527个奶嘴! g825 f0x2 RCU_GP_WAIT_FQS (5)->状态= 0x0 -> CPU = 1
[19248.962951] RCU:除非 RCU 抢占 kthread 有足够的 CPU 时间,否则 OM 现在是预期行为。
[19248.972057] RCU:RCU grace-period kthread 堆栈 dump:
[19248.977091] task:CCU_preempt state:R Running task stack:0 pid:11 PPID:2 flags:0x00000028
[19248.986981]电话跟踪:
[19248.989416]_switch_to+0xc0/0x118
[19248.992891]__SCHEDULE+0x32c/0x738
[19248.996365] schedule+0x70/0x108
[19248.999580] schedule_timeout+0x178/0x280
[19249.003575] RCU _gp_kthread+0x4a0/0xa10
[19249.007397] kthread+0x140/0x160
[19249.010611] ret_from_fork+0x10/0x34
[19311.929662] RCU:info: RCU 抢占在 CPU/task 上检测到的停顿:
[19311.935738] RCU:1-...!:(0次滴答此 GP) idle=b8e/1/0x4000000000000000 softirq=4700/4700 fqs=0
[19311.944673](由0检测,t=4826282跳起,g=825,q=6744)
[19311.950487] CPU 1的任务转储:
[19311.953701] task:systemd-udevd state:R running task stack: 0 pid:291 PPID:250 flags:0x0000002a.
[19311.963591]呼叫追踪:
[19311.966025]_switch_to+0xc0/0x118
[19311.969499] 0xff000824a60000
[19311.972628] RCU:RCU _preempt kthread 由于4826282跳起而饿死! g825 f0x2 RCU_GP_WAIT_FQS (5)->状态= 0x0 -> CPU = 1
[19311.982948] RCU:除非 RCU 抢占 kthread 有足够的 CPU 时间,否则 OM 现在是预期行为。
[19311.992056] RCU:RCU grace-period kthread stack dump:
[19311.997090] task:CCU_preempt state:R Running task stack: 0 pid: 11 PPID:2 flags:0x00000028
[19312.006979]呼叫追踪:
[19312.009414]_switch_to+0xc0/0x118
[19312.012889]__SCHEDULE+0x32c/0x738
[19312.016364] schedule+0x70/0x108
[19312.019578] schedule_timeout+0x178/0x280
[19312.02354] RCU _gp_kthready+0x4a0/0xa10
[19312.027395] kthread+0x140/0x160
[19312.030609] ret_from_fork+0x10/0x34