--- old/test/jdk/java/util/concurrent/tck/ForkJoinTask8Test.java	2019-09-14 11:11:33.576897917 -0700
+++ new/test/jdk/java/util/concurrent/tck/ForkJoinTask8Test.java	2019-09-14 11:11:33.232897674 -0700
@@ -559,6 +559,8 @@
                 AsyncFib f = new AsyncFib(8);
                 assertSame(f, f.fork());
                 helpQuiesce();
+                while (!f.isDone()) // wait out race
+                    ;
                 assertEquals(0, getQueuedTaskCount());
                 f.checkCompletedNormally();
             }};