This happens on my OrangePi after a couple of hours of running. I don't think this happened before installing the kernel 4.14. I haven't changed my power supply, which should be working well - custom DC/DC converter connected to GPIO pins.
Is anyone else experiencing this? Anything I can do?
[19155.760977] INFO: rcu_sched self-detected stall on CPU
[19155.760983] INFO: rcu_sched self-detected stall on CPU
[19155.760997] INFO: rcu_sched detected stalls on CPUs/tasks: