RK3588 NVR版本SDK编译的kernel出现rcu: INFO: rcu_sched detected stalls on CPUs/tasks问题。使用百度...
0-...: (2 GPs behind) idle=ba3/2/0 softirq=57744173/57744175 fqs=792613 (t=915060 jiffies g=633773 c=633772 q=122002) Task dump for CPU 0: swapper/0 R running 0 0 0 0x00100004 Stack : 0000001d 00000000 00000000 81070b60 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ...
[ 0.000000] rcu: Hierarchical RCU implementation. [ 0.000000] rcu: RCU event tracing is enabled. [ 0.000000] rcu: RCU restricting CPUs from NR_CPUS=8 to nr_cpu_ids=4. [ 0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4 [ 0.000000] NR_IRQS: 64...
INFO: rcu_preempt detected stalls on CPUs/tasks someone said at here: https://unix.stackexchange.com/questions/252045/rcu-preempt-detected-stalls-on-cpus-tasks-message-ap... is it right? more detail on how I can do to fix it? thank you very much.0...
INFO: rcu_preempt detected stalls on CPUs/tasks: { 0} (detected by 1, t=2102 jiffies, g=4294967246, c=4294967245, q=231)Task dump for CPU 0:imx6_y R running 0 458 1 0x00000002[<80660550>] (__schedule) from [<80660b98>] (io_schedule+0x70/0x9c...
[19311.929662] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:[19311.935738] rcu: 1-...!: (0 ticks this GP) idle=b8e/1/0x4000000000000000 softirq=4700/4700 fqs=0[19311.944673] (detected by 0, t=4826282 jiffies, g=825, q=6744)...
INFO: rcu_preempt_state detected stalls on CPUs/tasks: { 1} (detected by 3, t=3720597 jiffies) INFO: rcu_bh_state detected stalls on CPUs/tasks: { 1} (detected by 3, t=3720598 jiffies) INFO: rcu_preempt_state detected stalls on CPUs/tasks:...
INFO: rcu_preempt detected stalls on CPUs/tasks: { 0} (detected by 1, t=2102 jiffies, g=4294967246, c=4294967245, q=231)Task dump for CPU 0:imx6_y R running 0 458 1 0x00000002[<80660550>] (__schedule) from [<80660b98>] (io_schedule+0x70/0x9c)...