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https://issues.apache.org/jira/browse/HDFS-6206?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13963534#comment-13963534
]
Tsz Wo Nicholas Sze commented on HDFS-6206:
-------------------------------------------
TestClientReportBadBlock may fail.
{noformat}
java.lang.NullPointerException: null
at
org.apache.hadoop.hdfs.DFSUtil.substituteForWildcardAddress(DFSUtil.java:1145)
at org.apache.hadoop.hdfs.DFSUtil.getInfoServer(DFSUtil.java:1088)
at
org.apache.hadoop.hdfs.tools.DFSck.getCurrentNamenodeAddress(DFSck.java:248)
at org.apache.hadoop.hdfs.tools.DFSck.doWork(DFSck.java:255)
at org.apache.hadoop.hdfs.tools.DFSck.access$000(DFSck.java:72)
at org.apache.hadoop.hdfs.tools.DFSck$1.run(DFSck.java:148)
at org.apache.hadoop.hdfs.tools.DFSck$1.run(DFSck.java:145)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1556)
at org.apache.hadoop.hdfs.tools.DFSck.run(DFSck.java:144)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84)
at
org.apache.hadoop.hdfs.TestClientReportBadBlock.runFsck(TestClientReportBadBlock.java:346)
at
org.apache.hadoop.hdfs.TestClientReportBadBlock.verifyFsckHealth(TestClientReportBadBlock.java:320)
at
org.apache.hadoop.hdfs.TestClientReportBadBlock.testCorruptAllOfThreeReplicas(TestClientReportBadBlock.java:148)
{noformat}
> DFSUtil.substituteForWildcardAddress may throw NPE
> --------------------------------------------------
>
> Key: HDFS-6206
> URL: https://issues.apache.org/jira/browse/HDFS-6206
> Project: Hadoop HDFS
> Issue Type: Bug
> Reporter: Tsz Wo Nicholas Sze
> Assignee: Tsz Wo Nicholas Sze
>
> InetSocketAddress.getAddress() may return null if the address null is
> unresolved. In such case, DFSUtil.substituteForWildcardAddress may throw NPE.
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