diff --git a/kernel/irq/cpuhotplug.c b/kernel/irq/cpuhotplug.c
index 104432f3d311..dac3724e4c1e 100644
--- a/kernel/irq/cpuhotplug.c
+++ b/kernel/irq/cpuhotplug.c
@@ -78,6 +78,9 @@ void irq_migrate_all_off_this_cpu(void)
 		bool affinity_broken;
 
 		desc = irq_to_desc(irq);
+		if (!desc)
+			continue;
+
 		raw_spin_lock(&desc->lock);
 		affinity_broken = migrate_one_irq(desc);
 		raw_spin_unlock(&desc->lock);