diff --git a/sys/vm/vm_kern.c b/sys/vm/vm_kern.c
index 2377355cdd83..5fe1b1e62c94 100644
--- a/sys/vm/vm_kern.c
+++ b/sys/vm/vm_kern.c
@@ -386,7 +386,9 @@ kmem_malloc(map, size, flags)
 				i -= PAGE_SIZE;
 				m = vm_page_lookup(kmem_object,
 						   OFF_TO_IDX(offset + i));
+				vm_page_lock_queues();
 				vm_page_free(m);
+				vm_page_unlock_queues();
 			}
 			vm_map_delete(map, addr, addr + size);
 			vm_map_unlock(map);