[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-31 Thread Wangda Tan (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Wangda Tan updated HADOOP-15593:

Fix Version/s: (was: 3.1.2)
   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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-30 Thread Wangda Tan (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Wangda Tan updated HADOOP-15593:

Fix Version/s: (was: 3.1.1)
   3.1.2

> 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, 3.1.2
>
> 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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-26 Thread Eric Yang (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Eric Yang updated HADOOP-15593:
---
   Resolution: Fixed
Fix Version/s: 3.1.1
   3.2.0
   Status: Resolved  (was: Patch Available)

Thank you [~gabor.bota] for the patch.
Thank you [~xiaochen] for the review.

> 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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-25 Thread Gabor Bota (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gabor Bota updated HADOOP-15593:

Attachment: HADOOP-15593.005.patch

> 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
> 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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-24 Thread Gabor Bota (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gabor Bota updated HADOOP-15593:

Attachment: HADOOP-15593.004.patch

> 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
> Attachments: HADOOP-15593.001.patch, HADOOP-15593.002.patch, 
> HADOOP-15593.003.patch, HADOOP-15593.004.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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-23 Thread Gabor Bota (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gabor Bota updated HADOOP-15593:

Attachment: HADOOP-15593.003.patch

> 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
> Attachments: HADOOP-15593.001.patch, HADOOP-15593.002.patch, 
> HADOOP-15593.003.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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-20 Thread Gabor Bota (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gabor Bota updated HADOOP-15593:

Status: Open  (was: Patch Available)

> 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
> Attachments: HADOOP-15593.001.patch, HADOOP-15593.002.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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-20 Thread Gabor Bota (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gabor Bota updated HADOOP-15593:

Status: Patch Available  (was: Open)

> 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
> Attachments: HADOOP-15593.001.patch, HADOOP-15593.002.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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-19 Thread Eric Yang (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Eric Yang updated HADOOP-15593:
---
Target Version/s: 3.1.1
Priority: Blocker  (was: Critical)

> 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
> Attachments: HADOOP-15593.001.patch, HADOOP-15593.002.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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-18 Thread Gabor Bota (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gabor Bota updated HADOOP-15593:

Attachment: HADOOP-15593.002.patch

> 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: Critical
> Attachments: HADOOP-15593.001.patch, HADOOP-15593.002.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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-18 Thread Gabor Bota (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gabor Bota updated HADOOP-15593:

Status: Patch Available  (was: In Progress)

> 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: Critical
> Attachments: HADOOP-15593.001.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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-18 Thread Gabor Bota (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Gabor Bota updated HADOOP-15593:

Attachment: HADOOP-15593.001.patch

> 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: Critical
> Attachments: HADOOP-15593.001.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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-11 Thread Wei-Chiu Chuang (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Wei-Chiu Chuang updated HADOOP-15593:
-
Priority: Critical  (was: Major)

> 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: Critical
>
> 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.



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[jira] [Updated] (HADOOP-15593) UserGroupInformation TGT renewer throws NPE

2018-07-09 Thread Wei-Chiu Chuang (JIRA)


 [ 
https://issues.apache.org/jira/browse/HADOOP-15593?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Wei-Chiu Chuang updated HADOOP-15593:
-
Description: 
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.

  was:
Found the following NPE thrown in UGI tgt renewer. The NPE is 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 handling better.


> 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
>Priority: Major
>
> 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.



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