If you test java/util/ResourceBundle/Test4300693.java with
-vmoption:-enablesystemassertions,
you get an assertion failure as follows (please fix):

jtreg -v:nopass,fail -vmoption:-enablesystemassertions -automatic
"-k:\!ignore" test/java/util/ResourceBundle/Test4300693.java
--------------------------------------------------
TEST: java/util/ResourceBundle/Test4300693.java

...

STDOUT:
STDERR:
java.lang.AssertionError
at java.util.ResourceBundle.endLoading(ResourceBundle.java:1521)
at java.util.ResourceBundle.findBundle(ResourceBundle.java:1397)
at java.util.ResourceBundle.findBundle(ResourceBundle.java:1310)
at java.util.ResourceBundle.findBundle(ResourceBundle.java:1310)
at java.util.ResourceBundle.getBundleImpl(ResourceBundle.java:1252)
at java.util.ResourceBundle.getBundle(ResourceBundle.java:733)
at Test4300693.<clinit>(Test4300693.java:39)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:186)
at com.sun.javatest.regtest.MainWrapper$MainThread.run(MainWrapper.java:90)
at java.lang.Thread.run(Thread.java:717)
STATUS:Failed.`main' threw exception: java.lang.AssertionError

TEST RESULT: Failed. Execution failed: `main' threw exception:
java.lang.AssertionError