FULL PRODUCT VERSION :
java version "9-ea"
Java(TM) SE Runtime Environment (build 9-ea+148)
Java HotSpot(TM) 64-Bit Server VM (build 9-ea+148, mixed mode)

java version "1.8.0_112"
Java(TM) SE Runtime Environment (build 1.8.0_112-b15)
Java HotSpot(TM) 64-Bit Server VM (build 25.112-b15, mixed mode)

ADDITIONAL OS VERSION INFORMATION :
Microsoft Windows [Version 10.0.14393]

A DESCRIPTION OF THE PROBLEM :
The test javax/swing/JTree/4908142/bug4908142.java fails with the following output "The selected index should be "aad", but not aaa"
This issue was reproduced with JDK9
This failure was observed on Windows. It has never been observed on Linux, OSX.

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
jtreg -v -a -xml -testjdk:C:/Java/jdk-9 -javaoptions:-Djava.awt.headless=false -timeoutFactor:2 test/javax/swing/JTree


ERROR MESSAGES/STACK TRACES THAT OCCUR :
#section:main
----------messages:(4/125)----------
command: main bug4908142
reason: User specified action: run main bug4908142
Mode: othervm
elapsed time (seconds): 1.118
----------configuration:(0/0)----------
----------System.out:(0/0)----------
----------System.err:(13/780)----------
java.lang.Error: The selected index should be "aad", but not aaa
at bug4908142.main(bug4908142.java:89)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:110)
at java.lang.Thread.run(Thread.java:745)

JavaTest Message: Test threw exception: java.lang.Error: The selected index should be "aad", but not aaa
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.Error: The selected index should be "aad", but not aaa

REPRODUCIBILITY :
This bug can be reproduced always.

---------- BEGIN SOURCE ----------
http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/file/8b04ee324a1a/test/javax/swing/JTree/4908142/bug4908142.java
---------- END SOURCE ----------