This is a bit of an oops but the fix
https://bugs.openjdk.java.net/browse/JDK-8241229
included the "jdk/" parent directory in the path name of the file to be
excluded.
bug: https://bugs.openjdk.java.net/browse/JDK-8241233
fix:
diff --git a/test/jdk/ProblemList.txt b/test/jdk/ProblemList.txt
--- a/test/jdk/ProblemList.txt
+++ b/test/jdk/ProblemList.txt
@@ -808,7 +808,7 @@
javax/swing/JSpinner/8223788/JSpinnerButtonFocusTest.java 8238085
macosx-all
javax/swing/MultiUIDefaults/Test6860438.java 8198391 generic-all
javax/swing/MultiUIDefaults/4300666/bug4300666.java 7105119 macosx-all
-jdk/javax/swing/UIDefaults/8146330/UIDefaultKeySizeTest.java 8241228
linux-all,solaris-all
+javax/swing/UIDefaults/8146330/UIDefaultKeySizeTest.java 8241228
linux-all,solaris-all
javax/swing/UITest/UITest.java 8198392 generic-all
javax/swing/plaf/basic/BasicComboBoxEditor/Test8015336.java 8198394
generic-all
javax/swing/plaf/metal/MetalLookAndFeel/Test8039750.java 8198395
generic-all
-phil.
