[Regression] Test java/awt/Mouse/MouseModifiersUnitTest/MouseModifiersUnitTest_Extra.java fails

Testsuite name: Regression(jdk_awt)
Test name(s): java/awt/Mouse/MouseModifiersUnitTest/MouseModifiersUnitTest_Extra.java
Product(s) tested: JDK 9b71(64-bit), JDK 8u65b03(64-bit)
OS/architecture: Linux/x64
Error log file (if present): see comments
Reproducible: Always
Reproducible on machine: spb23313.ru.oracle.com, spb23196.ru.oracle.com
Is it a Regression: Yes(Test fails for JDK 9b70 but passes for JDK 9b69)
Regression introduced in release/build: JDK 1.9.0 b70
Test result on the last GAed release for this train:
Test result on FCS:
Is it a platform specific issue: No
[If platform specific issue] Is it a new (previously unsupported) OS/browser/mode testing: No
[If new configuration testing] Issue specific to execution mode or OS/browser version:No

Exception/Error from Log:
----------System.err:(31/2284)----------
java.lang.RuntimeException: Test failed : Pressed. modifiersEx != curStandardExModifiers. Got: 0 , Expected: 16384
at MessageLogger.reportError(MouseModifiersUnitTest_Extra.java:511)
at MouseModifiersUnitTest_Extra.checkPressedModifiersTest(MouseModifiersUnitTest_Extra.java:93)
at CheckingModifierAdapterExtra.mousePressed(MouseModifiersUnitTest_Extra.java:474)
at java.awt.Component.processMouseEvent(Component.java:6532)
at java.awt.Component.processEvent(Component.java:6300)
at java.awt.Container.processEvent(Container.java:2236)
at java.awt.Window.processEvent(Window.java:2029)
at java.awt.Component.dispatchEventImpl(Component.java:4891)
at java.awt.Container.dispatchEventImpl(Container.java:2294)
at java.awt.Window.dispatchEventImpl(Window.java:2750)
at java.awt.Component.dispatchEvent(Component.java:4713)
at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:758)
at java.awt.EventQueue.access$500(EventQueue.java:97)
at java.awt.EventQueue$3.run(EventQueue.java:709)
at java.awt.EventQueue$3.run(EventQueue.java:703)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:86)
at java.awt.EventQueue$4.run(EventQueue.java:731)
at java.awt.EventQueue$4.run(EventQueue.java:729)
at java.security.AccessController.doPrivileged(Native Method)
at java.security.ProtectionDomain$JavaSecurityAccessImpl.doIntersectionPrivilege(ProtectionDomain.java:76)
at java.awt.EventQueue.dispatchEvent(EventQueue.java:728)
at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:201)
at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:116)
at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:105)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:101)
at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:93)
at java.awt.EventDispatchThread.run(EventDispatchThread.java:82)
STATUS:Failed.`main' threw exception: java.lang.RuntimeException: Test failed : Pressed. modifiersEx != curStandardExModifiers. Got: 0 , Expected: 16384

Test run log location: see comments