--- a/kernel/irq/chip.c +++ b/kernel/irq/chip.c @@ -524,6 +524,9 @@ handle_percpu_irq(unsigned int irq, stru kstat_incr_irqs_this_cpu(irq, desc); + if (unlikely(!desc->action || (desc->status & IRQ_DISABLED))) + return; + if (desc->chip->ack) desc->chip->ack(irq);