FULL PRODUCT VERSION :
java version "1.8.0_121"
Java(TM) SE Runtime Environment (build 1.8.0_121-b13)
Java HotSpot(TM) 64-Bit Server VM (build 25.121-b13, mixed mode)

ADDITIONAL OS VERSION INFORMATION :
$ uname -a
Darwin mac-esxi-21 15.6.0 Darwin Kernel Version 15.6.0: Tue Apr 11 16:00:51 PDT 2017; root:xnu-3248.60.11.5.3~1/RELEASE_X86_64 x86_64

A DESCRIPTION OF THE PROBLEM :
The test javax/swing/JFileChooser/6489130/bug6489130.java intermittently fails by timeout.
Th failure was observed on OSX
I could not reproduce this issue in standalone mode. It can be reproduced running the test package javax/swing

REGRESSION. Last worked in version 8u151

STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
$ jtreg -ignore:quiet -v -a -xml -testjdk:<path_to_jdk -javaoptions:'-Djava.awt.headless=false' -timeoutFactor:2 javax/swing

EXPECTED VERSUS ACTUAL BEHAVIOR :
EXPECTED -
no exceptions are expected
ACTUAL -
#section:main
----------messages:(4/122)----------
command: main bug6489130
reason: User specified action: run main bug6489130
Mode: othervm
elapsed time (seconds): 11.821
----------configuration:(0/0)----------
----------System.out:(0/0)----------
----------System.err:(14/749)----------
WARNING: GL pipe is running in software mode (Renderer ID=0x1020400)
java.lang.RuntimeException: Timeout
at bug6489130.main(bug6489130.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:115)
at java.lang.Thread.run(Thread.java:745)

JavaTest Message: Test threw exception: java.lang.RuntimeException: Timeout
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.RuntimeException: Timeout


REPRODUCIBILITY :
This bug can be reproduced rarely.

---------- BEGIN SOURCE ----------
http://hg.openjdk.java.net/jdk8u/jdk8u/jdk/file/9d617cfd6717/test/javax/swing/JFileChooser/6489130/bug6489130.java
---------- END SOURCE ----------