HI anyone:
My imx8mp board sometimes fail to bootup, it crash/stop in the kernel. When it stops, it's no error log.
the enviroment is :
kernel :5.4.70
system: yocto-5.4.70
ddr stress test is ok for over night test.
I attach some log bellow, the detail log is in the attachment.
[ 4.772269] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
[ 4.780889] platform regulatory.0: Falling back to sysfs fallback for: regulatory.db
[ 25.787874] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 25.793972] rcu: 2-...0: (1 GPs behind) idle=8e6/1/0x4000000000000000 softirq=152/153 fqs=2360
[ 25.802756] (detected by 0, t=5255 jiffies, g=-879, q=17)
[ 25.808240] Task dump for CPU 2:
[ 25.811467] swapper/0 R running task 0 1 0 0x0000002a
[ 25.818516] Call trace:
[ 25.820968] __switch_to+0x108/0x1c0
[ 25.824543] 0xffff80001003bca8
Any help will be appreciative.
Best regards.
