OpenJDK Unexpected exception occurred! java.lang.NullPointerException com.sun.javatest.finder.TagTestFinder.findTagStart

[pshipton]

https://openj9-jenkins.osuosl.org/job/Test_openjdk24_j9_sanity.openjdk_x86-64_mac_Nightly_testList_0/10
jdk_vector_int128_j9_0 - failure may not be related to the test

07:37:37  Test results: passed: 1
07:37:40  Error: Unexpected exception occurred! java.lang.NullPointerException
07:37:40  java.lang.NullPointerException
07:37:40  	at com.sun.javatest.finder.TagTestFinder.findTagStart(TagTestFinder.java:412)
07:37:40  	at com.sun.javatest.finder.TagTestFinder.parseComment(TagTestFinder.java:367)
07:37:40  	at com.sun.javatest.regtest.config.RegressionTestFinder.modifiedScanFile(RegressionTestFinder.java:209)
07:37:40  	at com.sun.javatest.regtest.config.RegressionTestFinder.scanFile(RegressionTestFinder.java:145)
07:37:40  	at com.sun.javatest.finder.TagTestFinder.scan(TagTestFinder.java:114)
07:37:40  	at com.sun.javatest.TestFinder.read(TestFinder.java:432)
07:37:40  	at com.sun.javatest.TRT_TreeNode.processFile(TRT_TreeNode.java:1259)
07:37:40  	at com.sun.javatest.TRT_TreeNode.scanIfNeeded(TRT_TreeNode.java:807)
07:37:40  	at com.sun.javatest.TRT_TreeNode.getChildCount(TRT_TreeNode.java:292)
07:37:40  	at com.sun.javatest.TRT_Iterator$PseudoFrame.nextIndex(TRT_Iterator.java:998)
07:37:40  	at com.sun.javatest.TRT_Iterator.findNext(TRT_Iterator.java:727)
07:37:40  	at com.sun.javatest.TRT_Iterator.init(TRT_Iterator.java:697)
07:37:40  	at com.sun.javatest.TRT_Iterator.<init>(TRT_Iterator.java:133)
07:37:40  	at com.sun.javatest.TestResultTable.getIterator(TestResultTable.java:320)
07:37:40  	at com.sun.javatest.TestResultTable.getIterator(TestResultTable.java:1049)
07:37:40  	at com.sun.javatest.report.ReportSettings.setupSortedResults(ReportSettings.java:523)
07:37:40  	at com.sun.javatest.report.Report.writeReports(Report.java:177)
07:37:40  	at com.sun.javatest.regtest.report.RegressionReporter.report(RegressionReporter.java:106)
07:37:40  	at com.sun.javatest.regtest.tool.Tool.batchHarness(Tool.java:2055)
07:37:40  	at com.sun.javatest.regtest.tool.Tool.run(Tool.java:1392)
07:37:40  	at com.sun.javatest.regtest.tool.Tool.run(Tool.java:1118)
07:37:40  	at com.sun.javatest.regtest.tool.Tool.main(Tool.java:151)
07:37:40  	at com.sun.javatest.regtest.Main.main(Main.java:46)

There are some older occurrences of this reported
#19373 (comment)
#19373 (comment)