On Thu, Mar 21, 2019 at 10:27:30PM +0100, Daniel Bristot de Oliveira wrote: > Hi, > > In the 4.19/5.0-rt configured !SMP, the following chain of events can > take place: > > ------------------------------ %< ------------------------------------- > smp_apic_timer_interrupt(){ > hrtimer_interrupt() { > __hrtimer_run_queues() { > watchdog_timer_fn() { > stop_one_cpu_nowait() { > #ifdef !CONFIG_SMP ARGGHH..