Here's the diff for the proposed change:

$ hg diff --nodates
diff -r 703813b05838 test/hotspot/jtreg/ProblemList.txt
--- a/test/hotspot/jtreg/ProblemList.txt
+++ b/test/hotspot/jtreg/ProblemList.txt
@@ -84,6 +84,7 @@
 runtime/CompressedOops/UseCompressedOops.java 8079353 generic-all
 runtime/RedefineTests/RedefineRunningMethods.java 8208778 macosx-x64
 runtime/SharedArchiveFile/SASymbolTableTest.java 8193639 solaris-all
+runtime/XCheckJniJsig/XCheckJSig.java 8211084 macosx-x64
 
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