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Wangda Tan commented on HADOOP-15593: ------------------------------------- cherry-picked to branch-3.1.1 > UserGroupInformation TGT renewer throws NPE > ------------------------------------------- > > Key: HADOOP-15593 > URL: https://issues.apache.org/jira/browse/HADOOP-15593 > Project: Hadoop Common > Issue Type: Bug > Components: security > Affects Versions: 3.0.0 > Reporter: Wei-Chiu Chuang > Assignee: Gabor Bota > Priority: Blocker > Fix For: 3.2.0, 3.1.1 > > Attachments: HADOOP-15593.001.patch, HADOOP-15593.002.patch, > HADOOP-15593.003.patch, HADOOP-15593.004.patch, HADOOP-15593.005.patch > > > Found the following NPE thrown in UGI tgt renewer. The NPE was thrown within > an exception handler so the original exception was hidden, though it's likely > caused by expired tgt. > {noformat} > 18/07/02 10:30:57 ERROR util.SparkUncaughtExceptionHandler: Uncaught > exception in thread Thread[TGT Renewer for f...@example.com,5,main] > java.lang.NullPointerException > at > javax.security.auth.kerberos.KerberosTicket.getEndTime(KerberosTicket.java:482) > at > org.apache.hadoop.security.UserGroupInformation$1.run(UserGroupInformation.java:894) > at java.lang.Thread.run(Thread.java:748){noformat} > Suspect it's related to [https://bugs.openjdk.java.net/browse/JDK-8154889]. > The relevant code was added in HADOOP-13590. File this jira to handle the > exception better. -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org