ADDITIONAL SYSTEM INFORMATION :
Microsoft Windows [Version 10.0.17134.165]

JDK under test: C:\\Program Files\\Java\\jdk-10.0.2
java version "10.0.2" 2018-07-17
Java(TM) SE Runtime Environment 18.3 (build 10.0.2+13)
Java HotSpot(TM) 64-Bit Server VM 18.3 (build 10.0.2+13, mixed mode)

A DESCRIPTION OF THE PROBLEM :
The test java/awt/Toolkit/LockingKeyStateTest/LockingKeyStateTest.java fails on Windows with the message "State of Caps Lock is not true"
The issue was not observed on MacOSX, Linux
Please not the failure is not reproduced in standalone mode. The test fails when it is started in a group e.g. jawa/awt

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
>java -jar jtreg\lib\jtreg.jar -ignore:quiet -v -a -xml -testjdk:"C:\Program Files\Java\jdk-10.0.2" -javaoptions:"-Djava.awt.headless=false" test\java\awt

ACTUAL -
#section:main
----------messages:(5/205)----------
command: main LockingKeyStateTest
reason: User specified action: run main LockingKeyStateTest
Mode: othervm
Additional options from @modules: --add-modules java.desktop
elapsed time (seconds): 3.772
----------configuration:(3/43)----------
Boot Layer
  add modules: java.desktop

----------System.out:(4/219)----------
 State get/set of Caps Lock is supported? true, true
 State get/set of Num Lock is supported? true, true
 State get/set of Scroll Lock is supported? true, true
 State get/set of Kana Lock is supported? false, false
----------System.err:(33/2403)----------
java.lang.reflect.InvocationTargetException
at java.desktop/java.awt.EventQueue.invokeAndWait(EventQueue.java:1367)
at java.desktop/java.awt.EventQueue.invokeAndWait(EventQueue.java:1342)
at LockingKeyStateTest.doTest(LockingKeyStateTest.java:113)
at LockingKeyStateTest.main(LockingKeyStateTest.java:125)
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)
Caused by: java.lang.RuntimeException: State of Caps Lock is not true
at LockingKeyStateTest.checkAll(LockingKeyStateTest.java:72)
at LockingKeyStateTest.checkAllTrue(LockingKeyStateTest.java:66)
at java.desktop/java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:303)
at java.desktop/java.awt.EventQueue.dispatchEventImpl(EventQueue.java:770)
at java.desktop/java.awt.EventQueue.access$600(EventQueue.java:97)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:721)
at java.desktop/java.awt.EventQueue$4.run(EventQueue.java:715)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at java.base/java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:87)
at java.desktop/java.awt.EventQueue.dispatchEvent(EventQueue.java:740)
at java.desktop/java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:203)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:124)
at java.desktop/java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:113)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:109)
at java.desktop/java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.desktop/java.awt.EventDispatchThread.run(EventDispatchThread.java:90)

JavaTest Message: Test threw exception: java.lang.reflect.InvocationTargetException
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.reflect.InvocationTargetException

---------- BEGIN SOURCE ----------
http://hg.openjdk.java.net/jdk10/jdk10/jdk/file/777356696811/test/java/awt/Toolkit/LockingKeyStateTest/LockingKeyStateTest.java
---------- END SOURCE ----------

FREQUENCY : always