diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c
--- a/sys/vm/vm_object.c
+++ b/sys/vm/vm_object.c
@@ -2529,6 +2529,7 @@
 		kvo->kvo_memattr = obj->memattr;
 		kvo->kvo_active = 0;
 		kvo->kvo_inactive = 0;
+		kvo->kvo_laundry = 0;
 		kvo->kvo_flags = 0;
 		if (!swap_only) {
 			vm_page_iter_init(&pages, obj);