@@ -665,6 +665,8 @@ class SubprocessThreadedWatcherTests(SubprocessWatcherMixin,
 
         Watcher = unix_events.ThreadedChildWatcher
 
+    @unittest.skip("bpo-38323: MultiLoopChildWatcher has a race condition \
+                    and these tests can hang the test suite")
     class SubprocessMultiLoopWatcherTests(SubprocessWatcherMixin,
                                           test_utils.TestCase):