All these tests are failing on Ubuntu 16.04 and the root cause is likely the same .. and may be related to https://bugs.openjdk.java.net/browse/JDK-8196430

java/awt/Modal/ModalExclusionTests/ApplicationExcludeDialogPageSetupTest.java: Check whether a pageDialog blocks an application modality excluded Dialog (it shouldn't).
java/awt/Modal/ModalExclusionTests/ApplicationExcludeDialogPrintSetupTest.java: Check whether a printDialog blocks an application modality excluded Dialog (it shouldn't).
java/awt/Modal/ModalExclusionTests/ApplicationExcludeFramePageSetupTest.java: Check whether a pageDialog blocks an application modality excluded Frame (it shouldn't).
java/awt/Modal/ModalExclusionTests/ApplicationExcludeFramePrintSetupTest.java: Check whether a printDialog blocks an application modality excluded Frame (it shouldn't).
java/awt/Modal/ModalExclusionTests/ToolkitExcludeDialogPageSetupTest.java: Check whether a pageDialog blocks a toolkit modality excluded Dialog (it shouldn't).
java/awt/Modal/ModalExclusionTests/ToolkitExcludeDialogPrintSetupTest.java: Check whether a printDialog blocks a toolkit modality excluded Dialog (it shouldn't).
java/awt/Modal/ModalExclusionTests/ToolkitExcludeFramePageSetupTest.java: Check whether a pageDialog blocks a toolkit modality excluded Frame (it shouldn't).
java/awt/Modal/ModalExclusionTests/ToolkitExcludeFramePrintSetupTest.java:

----------System.out:(0/0)----------
----------System.err:(17/1492)----------
java.lang.RuntimeException: DummyButton on Dialog did not gain focus when clicked. Application modal Page setup dialog should not block this modal excluded Dialog: expected true, was false
at jdk.testlibrary.Asserts.fail(Asserts.java:540)
at jdk.testlibrary.Asserts.assertTrue(Asserts.java:490)
at TestDialog.checkUnblockedDialog(TestDialog.java:346)
at ExcludeDialogTest.doTest(ExcludeDialogTest.java:189)
at ApplicationExcludeDialogPageSetupTest.main(ApplicationExcludeDialogPageSetupTest.java:48)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:564)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:115)
at java.base/java.lang.Thread.run(Thread.java:844)

JavaTest Message: Test threw exception: java.lang.RuntimeException: DummyButton on Dialog did not gain focus when clicked. Application modal Page setup dialog should not block this modal excluded Dialog: expected true, was false
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: DummyButton on Dialog did not gain focus when clicked. Application modal Page setup dialog should not block this modal