Index: kernel/generic/src/ddi/irq.c
===================================================================
--- kernel/generic/src/ddi/irq.c	(revision 7bcfbbc039dd4d392dc880cbc1a87b94b7ca853f)
+++ kernel/generic/src/ddi/irq.c	(revision 323a5aaf36674c20719d102e0508c32ef466bfa3)
@@ -146,4 +146,6 @@
 	irq->handler = NULL;
 	irq->arg = NULL;
+	irq->cir = NULL;
+	irq->cir_arg = NULL;
 	irq->notif_cfg.notify = false;
 	irq->notif_cfg.answerbox = NULL;