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https://issues.apache.org/jira/browse/HBASE-19708?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Purtell updated HBASE-19708:
-----------------------------------
Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 1.2.7
Status: Resolved (was: Patch Available)
> Avoid NPE when the RPC listener's accept channel is closed
> ----------------------------------------------------------
>
> Key: HBASE-19708
> URL: https://issues.apache.org/jira/browse/HBASE-19708
> Project: HBase
> Issue Type: Bug
> Affects Versions: 0.98.24
> Reporter: Andrew Purtell
> Assignee: Andrew Purtell
> Priority: Minor
> Fix For: 1.3.2, 1.4.1, 1.5.0, 1.2.7
>
> Attachments: HBASE-19708-branch-1.patch, HBASE-19708-branch-1.patch
>
>
> Rare NPE when the listener's accept channel is closed. We serialize access to
> related state to avoid a previously fixed related NPE and need to do the same
> for {{acceptChannel}}. Seen in a 0.98 deploy but I think applicable to later
> code lines. Let me check.
> Exception in thread "MetadataRpcServer.handler=191,queue=0,port=60020"
> java.lang.NullPointerException
> at
> org.apache.hadoop.hbase.ipc.RpcServer$Listener.getAddress(RpcServer.java:858)
> at
> org.apache.hadoop.hbase.ipc.RpcServer.getListenerAddress(RpcServer.java:2338)
> at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:140)
> at
> org.apache.hadoop.hbase.ipc.RpcExecutor.consumerLoop(RpcExecutor.java:133)
> at org.apache.hadoop.hbase.ipc.RpcExecutor$1.run(RpcExecutor.java:108)
> at java.lang.Thread.run(Thread.java:745)
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