Index: head/sys/dev/e1000/if_em.c
===================================================================
--- head/sys/dev/e1000/if_em.c
+++ head/sys/dev/e1000/if_em.c
@@ -2234,8 +2234,10 @@
 	if (adapter->intr_type == IFLIB_INTR_MSIX)
 		iflib_irq_free(ctx, &adapter->irq);
 
-	for (int i = 0; i < adapter->rx_num_queues; i++, que++) {
-		iflib_irq_free(ctx, &que->que_irq);
+	if (que != NULL) {
+		for (int i = 0; i < adapter->rx_num_queues; i++, que++) {
+			iflib_irq_free(ctx, &que->que_irq);
+		}
 	}
 
 	if (adapter->memory != NULL) {