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  1. Apache Tez
  2. TEZ-1978

NPE in taskReporter in specific scenarios

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: Major
    • Resolution: Duplicate
    • Affects Version/s: None
    • Fix Version/s: None
    • Component/s: None
    • Labels:
      None
    • Target Version/s:

      Description

      If a task throws an exception, and subsequently reports an error via the *Contexts (threads) - then the following NPE can occur.

      java.lang.NullPointerException
      	at org.apache.tez.runtime.task.TaskReporter$HeartbeatCallable.access$300(TaskReporter.java:120)
      	at org.apache.tez.runtime.task.TaskReporter.taskFailed(TaskReporter.java:382)
      	at org.apache.tez.runtime.task.TezTaskRunner.signalFatalError(TezTaskRunner.java:298)
      	at org.apache.tez.runtime.api.impl.TezTaskContextImpl.signalFatalError(TezTaskContextImpl.java:209)
      	at org.apache.tez.runtime.api.impl.TezInputContextImpl.fatalError(TezInputContextImpl.java:129)
      	at org.apache.tez.runtime.library.common.shuffle.orderedgrouped.Shuffle$ShuffleRunnerFutureCallback.onFailure(Shuffle.java:490)
      	at com.google.common.util.concurrent.Futures$6.run(Futures.java:977)
      	at com.google.common.util.concurrent.MoreExecutors$SameThreadExecutorService.execute(MoreExecutors.java:253)
      	at com.google.common.util.concurrent.ExecutionList$RunnableExecutorPair.execute(ExecutionList.java:149)
      	at com.google.common.util.concurrent.ExecutionList.execute(ExecutionList.java:134)
      	at com.google.common.util.concurrent.ListenableFutureTask.done(ListenableFutureTask.java:86)
      	at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:380)
      	at java.util.concurrent.FutureTask.setException(FutureTask.java:247)
      	at java.util.concurrent.FutureTask.run(FutureTask.java:267)
      	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      	at java.lang.Thread.run(Thread.java:745)
      
      

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              • Assignee:
                Unassigned
                Reporter:
                sseth Siddharth Seth
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                Dates

                • Created:
                  Updated:
                  Resolved: