串口log怎么看报错信息？

[yhm2046]

rk3288平台android7.1 老化测试1600次左右会卡死，最后的串口log信息如下，请问怎么分析原因解决？

[  105.431276] [<c0a4bbe4>] (__schedule) from [<00000001>] (0x1)
[  156.247083] init: Service 'p2p_supplicant' is being killed...
[  167.841208] INFO: rcu_preempt detected stalls on CPUs/tasks:
[  167.841228]  3-...: (1 GPs behind) idle=5eb/140000000000000/0 softirq=3181/3185 fqs=22054 
[  167.841235]  (detected by 1, t=44112 jiffies, g=1395, c=1394, q=13200)
[  167.841245] Task dump for CPU 3:
[  167.841250] dhd_eventd      R running      0  1053      2 0x00000002
[  167.841279] [<c0a4bbe4>] (__schedule) from [<00000001>] (0x1)
[  168.447872] INFO: rcu_sched detected stalls on CPUs/tasks:
[  168.447888]  3-...: (1 GPs behind) idle=5eb/140000000000000/0 softirq=2978/3185 fqs=22054 
[  168.447894]  (detected by 1, t=44112 jiffies, g=-278, c=-279, q=6)
[  168.447903] Task dump for CPU 3:
[  168.447907] dhd_eventd      R running      0  1053      2 0x00000002
[  168.447925] [<c0a4bbe4>] (__schedule) from [<00000001>] (0x1)
[  230.857863] INFO: rcu_preempt detected stalls on CPUs/tasks:
[  230.857888]  3-...: (1 GPs behind) idle=5eb/140000000000000/0 softirq=3181/3185 fqs=31507 
[  230.857894]  (detected by 0, t=63017 jiffies, g=1395, c=1394, q=13743)
[  230.857904] Task dump for CPU 3:
[  230.857909] dhd_eventd      R running      0  1053      2 0x00000002
[  230.857938] [<c0a4bbe4>] (__schedule) from [<00000001>] (0x1)
[  231.464526] INFO: rcu_sched detected stalls on CPUs/tasks:
[  231.464543]  3-...: (1 GPs behind) idle=5eb/140000000000000/0 softirq=2978/3185 fqs=31507 
[  231.464549]  (detected by 1, t=63017 jiffies, g=-278, c=-279, q=7)
[  231.464558] Task dump for CPU 3:
[  231.464562] dhd_eventd      R running      0  1053      2 0x00000002
[  231.464582] [<c0a4bbe4>] (__schedule) from [<00000001>] (0x1)