Index: sys/vm/vm_fault.c
===================================================================
--- sys/vm/vm_fault.c
+++ sys/vm/vm_fault.c
@@ -719,9 +719,13 @@
 			 * an error.
 			 */
 			if (rv == VM_PAGER_ERROR || rv == VM_PAGER_BAD) {
-				vm_page_lock(fs.m);
-				vm_page_free(fs.m);
-				vm_page_unlock(fs.m);
+				if (fs.m->wire_count == 0) {
+					vm_page_lock(fs.m);
+					vm_page_free(fs.m);
+					vm_page_unlock(fs.m);
+				} else {
+					vm_page_xunbusy(fs.m);
+				}
 				fs.m = NULL;
 				unlock_and_deallocate(&fs);
 				return (rv == VM_PAGER_ERROR ? KERN_FAILURE :
@@ -739,9 +743,13 @@
 			 * that we are.
 			 */
 			if (fs.object != fs.first_object) {
-				vm_page_lock(fs.m);
-				vm_page_free(fs.m);
-				vm_page_unlock(fs.m);
+				if (fs.m->wire_count == 0) {
+					vm_page_lock(fs.m);
+					vm_page_free(fs.m);
+					vm_page_unlock(fs.m);
+				} else {
+					vm_page_xunbusy(fs.m);
+				}
 				fs.m = NULL;
 			}
 		}