diff --git a/vm/address-space.c b/vm/address-space.c
index 77dd5e8..e210d49 100644
--- a/vm/address-space.c
+++ b/vm/address-space.c
@@ -1350,6 +1350,8 @@ kern_status_t address_space_demand_map(
 #endif
 
 	if (!pg) {
+		vm_object_unlock(area->vma_object);
+		address_space_unlock_irqrestore(region, irq_flags);
 		return KERN_FATAL_ERROR;
 	}