[jira] [Created] (CASSANDRA-12976) NullPointerException in SharedPool-Worker

["Mike (JIRA)" <ji...@apache.org>]

Mike created CASSANDRA-12976:
--------------------------------

             Summary: NullPointerException in SharedPool-Worker
                 Key: CASSANDRA-12976
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-12976
             Project: Cassandra
          Issue Type: Bug
          Components: Core
         Environment: Cassandra 3.0.9
            Reporter: Mike


After an update from 3.0.8 to 3.0.9 we are getting the following exception once per second on every node:

{noformat}
WARN  [SharedPool-Worker-1] 2016-11-30 14:48:00,852 AbstractLocalAwareExecutorService.java:169 - Uncaught exception on thread Thread[SharedPool-Worker-1,5,main]: {}
java.lang.RuntimeException: java.lang.NullPointerException
        at org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:2470) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[na:1.8.0_111]
        at org.apache.cassandra.concurrent.AbstractLocalAwareExecutorService$FutureTask.run(AbstractLocalAwareExecutorService.java:164) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.concurrent.AbstractLocalAwareExecutorService$LocalSessionFutureTask.run(AbstractLocalAwareExecutorService.java:136) [apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) [apache-cassandra-3.0.9.jar:3.0.9]
        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_111]
Caused by: java.lang.NullPointerException: null
        at org.apache.cassandra.db.Slices$ArrayBackedSlices$ComponentOfSlice.isEQ(Slices.java:748) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.db.Slices$ArrayBackedSlices.toCQLString(Slices.java:659) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.db.filter.ClusteringIndexSliceFilter.toCQLString(ClusteringIndexSliceFilter.java:150) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.db.SinglePartitionReadCommand.appendCQLWhereClause(SinglePartitionReadCommand.java:911) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.db.ReadCommand.toCQLString(ReadCommand.java:560) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.db.ReadCommand$1MetricRecording.onClose(ReadCommand.java:506) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.db.transform.BasePartitions.runOnClose(BasePartitions.java:70) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.db.transform.BaseIterator.close(BaseIterator.java:76) ~[apache-cassandra-3.0.9.jar:3.0.9]
        at org.apache.cassandra.service.StorageProxy$LocalReadRunnable.runMayThrow(StorageProxy.java:1797) ~[apache-cassandra-3.0.9.jar:3.0.9]
{noformat}

Full repair fails also with the following error:
{noformat}
[2016-11-30 15:07:02,565] Some repair failed
[2016-11-30 15:07:02,566] Repair command #7 finished in 1 second
error: Repair job has failed with the error message: [2016-11-30 15:07:02,565] Some repair failed
-- StackTrace --
java.lang.RuntimeException: Repair job has failed with the error message: [2016-11-30 15:07:02,565] Some repair failed
	at org.apache.cassandra.tools.RepairRunner.progress(RepairRunner.java:115)
	at org.apache.cassandra.utils.progress.jmx.JMXNotificationProgressListener.handleNotification(JMXNotificationProgressListener.java:77)
	at com.sun.jmx.remote.internal.ClientNotifForwarder$NotifFetcher.dispatchNotification(ClientNotifForwarder.java:583)
	at com.sun.jmx.remote.internal.ClientNotifForwarder$NotifFetcher.doRun(ClientNotifForwarder.java:533)
	at com.sun.jmx.remote.internal.ClientNotifForwarder$NotifFetcher.run(ClientNotifForwarder.java:452)
	at com.sun.jmx.remote.internal.ClientNotifForwarder$LinearExecutor$1.run(ClientNotifForwarder.java:108)
{noformat}



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