rcu_sched self-detected stall on cpu

[652.568000]INFO:rcu_sched self-detected stall on CPU { 0}(t=52509 jiffies g=2329 c=2328 q=6672)

INFO:rcu_sched_state detected stall on CPU 5(t=2500 jiffies) INFO:rcu_bh_state detected stalls on

INFO:rcu_sched_state detected stall on CPU 5(t=2500 jiffies) This message indicates that CPU 5

INFO:rcu_sched self-detected stall on CPU[149.895015]3-.:(5249 ticks this GP)idle=d59/

INFO:rcu_preempt self-detected stall on CPU { 0}(t=21000 jiffies g=Possibly,sched_yield will helps

INFO:rcu_sched self-detected stall on CPU { 0}(t=6000 jiffies g=982 c=981 q=24066)CPU:0 PID:0 Comm:

INFO:rcu_sched_state detected 你好，我用的双核CPU，也经常出现stall on CPU的情况，整个系统都hang住了

Dec 30 15:12:14 T206 kernel:[1196.284001]INFO:rcu_sched_state detected stall on CPU 0(t=15000

state</em><em>detected</em>stall on CPU 0(t=2500 jiff INFO:rcu_preempt self-<em>detected</em>stall