[jira] [Created] (FLINK-18372) NullPointerException can happen in SlotPoolImpl#maybeRemapOrphanedAllocation

[Shang Yuanchun (Jira)]

Zhu Zhu created FLINK-18372:
-------------------------------

             Summary: NullPointerException can happen in SlotPoolImpl#maybeRemapOrphanedAllocation
                 Key: FLINK-18372
                 URL: https://issues.apache.org/jira/browse/FLINK-18372
             Project: Flink
          Issue Type: Bug
          Components: Runtime / Coordination
    Affects Versions: 1.12.0
            Reporter: Zhu Zhu
             Fix For: 1.12.0


NullPointerException can happen in SlotPoolImpl#maybeRemapOrphanedAllocation, which indicates a bug.

https://dev.azure.com/rmetzger/5bd3ef0a-4359-41af-abca-811b04098d2e/_apis/build/builds/8189/logs/115

6:07:07,950 [flink-akka.actor.default-dispatcher-7] WARN  org.apache.flink.runtime.taskexecutor.TaskExecutor           [] - Slot offering to JobManager failed. Freeing the slots and returning them to the ResourceManager.
java.lang.NullPointerException: null
        at org.apache.flink.runtime.jobmaster.slotpool.SlotPoolImpl.maybeRemapOrphanedAllocation(SlotPoolImpl.java:599) ~[flink-runtime_2.11-1.12-SNAPSHOT.jar:1.12-SNAPSHOT]
        at org.apache.flink.runtime.jobmaster.slotpool.SlotPoolImpl.tryFulfillSlotRequestOrMakeAvailable(SlotPoolImpl.java:564) ~[flink-runtime_2.11-1.12-SNAPSHOT.jar:1.12-SNAPSHOT]
        at org.apache.flink.runtime.jobmaster.slotpool.SlotPoolImpl.offerSlot(SlotPoolImpl.java:701) ~[flink-runtime_2.11-1.12-SNAPSHOT.jar:1.12-SNAPSHOT]
        at org.apache.flink.runtime.jobmaster.slotpool.SlotPoolImpl.offerSlots(SlotPoolImpl.java:625) ~[flink-runtime_2.11-1.12-SNAPSHOT.jar:1.12-SNAPSHOT]
        at org.apache.flink.runtime.jobmaster.JobMaster.offerSlots(JobMaster.java:541) ~[flink-runtime_2.11-1.12-SNAPSHOT.jar:1.12-SNAPSHOT]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_242]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_242]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_242]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_242]
        at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcInvocation(AkkaRpcActor.java:284) ~[flink-runtime_2.11-1.12-SNAPSHOT.jar:1.12-SNAPSHOT]
        at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleRpcMessage(AkkaRpcActor.java:199) ~[flink-runtime_2.11-1.12-SNAPSHOT.jar:1.12-SNAPSHOT]
        at org.apache.flink.runtime.rpc.akka.FencedAkkaRpcActor.handleRpcMessage(FencedAkkaRpcActor.java:74) ~[flink-runtime_2.11-1.12-SNAPSHOT.jar:1.12-SNAPSHOT]
        at org.apache.flink.runtime.rpc.akka.AkkaRpcActor.handleMessage(AkkaRpcActor.java:152) ~[flink-runtime_2.11-1.12-SNAPSHOT.jar:1.12-SNAPSHOT]
        at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:26) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.japi.pf.UnitCaseStatement.apply(CaseStatements.scala:21) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at scala.PartialFunction$class.applyOrElse(PartialFunction.scala:123) [scala-library-2.11.12.jar:?]
        at akka.japi.pf.UnitCaseStatement.applyOrElse(CaseStatements.scala:21) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:170) [scala-library-2.11.12.jar:?]
        at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) [scala-library-2.11.12.jar:?]
        at scala.PartialFunction$OrElse.applyOrElse(PartialFunction.scala:171) [scala-library-2.11.12.jar:?]
        at akka.actor.Actor$class.aroundReceive(Actor.scala:517) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.actor.AbstractActor.aroundReceive(AbstractActor.scala:225) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.actor.ActorCell.receiveMessage(ActorCell.scala:592) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.actor.ActorCell.invoke(ActorCell.scala:561) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.dispatch.Mailbox.processMailbox(Mailbox.scala:258) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.dispatch.Mailbox.run(Mailbox.scala:225) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.dispatch.Mailbox.exec(Mailbox.scala:235) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.dispatch.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.dispatch.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.dispatch.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) [akka-actor_2.11-2.5.21.jar:2.5.21]
        at akka.dispatch.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107) [akka-actor_2.11-2.5.21.jar:2.5.21]
16:07:07,977 [flink-akka.actor.default-dispatcher-7] INFO  org.apache.flink.runtime.taskexecutor.slot.TaskSlotTableImpl [] - Free slot TaskSlot(index:0, state:ACTIVE, resource profile: ResourceProfile{cpuCores=0.5000000000000000, taskHeapMemory=64.000mb (67108864 bytes), taskOffHeapMemory=0 bytes, managedMemory=2.000mb (2097152 bytes), networkMemory=1.563mb (1638400 bytes)}, allocationId: 4dcfe78bb09fcf1117bd0be11c039df9, jobId: 00a771c28c805577994e752b25bef01c).



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