diff --git a/kernel/sched/core.c b/kernel/sched/core.c index e15b6a7f34f4..60fdc0faf1c9 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -73,6 +73,7 @@ #include +#include #include #include @@ -11183,6 +11184,16 @@ struct cgroup_subsys cpu_cgrp_subsys = { void dump_cpu_task(int cpu) { + if (cpu == smp_processor_id() && in_hardirq()) { + struct pt_regs *regs; + + regs = get_irq_regs(); + if (regs) { + show_regs(regs); + return; + } + } + if (trigger_single_cpu_backtrace(cpu)) return;