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我们又遇到如下：
[ 1.206302] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x0
[ 2.219630] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x0
[ 3.232964] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x0
[ 4.242959] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x1
[ 5.256292] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x0
[ 6.269624] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x0
[ 7.286295] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x0
[ 8.296290] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x0
[ 9.309624] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x0
[ 10.326290] rk-pcie 3c0800000.pcie: PCIe Linking... LTSSM is 0x0
[ 11.336288] rk-pcie 3c0800000.pcie: PCIe Link Fail
[ 11.336308] rk-pcie 3c0800000.pcie: failed to initialize host
[ 21.592941] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 21.592963] rcu: 2-...0: (2 GPs behind) idle=7c2/1/0x4000000000000000 softirq=57/59 fqs=1811
[ 21.592969] rcu: (detected by 0, t=6302 jiffies, g=-1039, q=289)
[ 21.592978] Task dump for CPU 2:
[ 21.592983] swapper/0 R running task 0 1 0 0x0000002a
[ 21.592992] Call trace:
[ 21.593007] __switch_to+0xe4/0x138
[ 21.593025] enqueue_task_fair+0x48c/0x1868
[ 84.609593] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 84.609615] rcu: 2-...0: (2 GPs behind) idle=7c2/1/0x4000000000000000 softirq=57/59 fqs=7335
[ 84.609620] rcu: (detected by 0, t=25207 jiffies, g=-1039, q=289)
[ 84.609628] Task dump for CPU 2:
[ 84.609633] swapper/0 R running task 0 1 0 0x0000002a
[ 84.609640] Call trace:
[ 84.609649] __switch_to+0xe4/0x138
[ 84.609658] enqueue_task_fair+0x48c/0x1868
[ 147.626248] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 147.626270] rcu: 2-...0: (2 GPs behind) idle=7c2/1/0x4000000000000000 softirq=57/59 fqs=12974
[ 147.626275] rcu: (detected by 1, t=44112 jiffies, g=-1039, q=289)
[ 147.626283] Task dump for CPU 2:
[ 147.626288] swapper/0 R running task 0 1 0 0x0000002a
[ 147.626295] Call trace:
[ 147.626304] __switch_to+0xe4/0x138
[ 147.626312] enqueue_task_fair+0x48c/0x1868，然后机卡死了，这个能办看下么 |
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