[HBASE-9554] TestOfflineMetaRebuildOverlap#testMetaRebuildOverlapFail fails due to NPE

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.98.0, 0.96.0
• Hadoop Flags: Reviewed
• Assignee: Ted Yu
• Reporter: Ted Yu
• Created: 17/Sep/13 01:58
• Updated: 20/Nov/15 11:54
• Resolved: 17/Sep/13 02:14

Description

From http://54.241.6.143/job/HBase-TRUNK/org.apache.hbase$hbase-server/496/testReport/org.apache.hadoop.hbase.util.hbck/TestOfflineMetaRebuildOverlap/testMetaRebuildOverlapFail/ :

java.lang.Exception: test timed out after 120000 milliseconds
	at java.lang.Thread.sleep(Native Method)
	at org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithRetries(RpcRetryingCaller.java:148)
	at org.apache.hadoop.hbase.client.RpcRetryingCaller.callWithRetries(RpcRetryingCaller.java:94)
	at org.apache.hadoop.hbase.client.HBaseAdmin.executeCallable(HBaseAdmin.java:3153)
	at org.apache.hadoop.hbase.client.HBaseAdmin.unassign(HBaseAdmin.java:1714)
	at org.apache.hadoop.hbase.util.hbck.OfflineMetaRebuildTestCore.wipeOutMeta(OfflineMetaRebuildTestCore.java:242)
	at org.apache.hadoop.hbase.util.hbck.TestOfflineMetaRebuildOverlap.testMetaRebuildOverlapFail(TestOfflineMetaRebuildOverlap.java:54)
...
2013-09-17 00:59:52,928 ERROR [FifoRpcScheduler.handler1-thread-2] ipc.RpcServer(2016): Unexpected throwable object 
java.lang.NullPointerException
	at org.apache.hadoop.hbase.master.AssignmentManager.unassign(AssignmentManager.java:2301)
	at org.apache.hadoop.hbase.master.AssignmentManager.unassign(AssignmentManager.java:2381)
	at org.apache.hadoop.hbase.master.HMaster.unassignRegion(HMaster.java:2499)
	at org.apache.hadoop.hbase.protobuf.generated.MasterAdminProtos$MasterAdminService$2.callBlockingMethod(MasterAdminProtos.java:32854)
	at org.apache.hadoop.hbase.ipc.RpcServer.call(RpcServer.java:1979)
	at org.apache.hadoop.hbase.ipc.CallRunner.run(CallRunner.java:90)
	at org.apache.hadoop.hbase.ipc.FifoRpcScheduler$1.run(FifoRpcScheduler.java:73)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:439)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)