[ 
https://issues.apache.org/jira/browse/NIFI-9790?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Mark Payne updated NIFI-9790:
-----------------------------
    Description: 
This issue does not affect any released version of NiFi. It was introduced in 
1.16 and fixed before it was released.

2022-03-11 13:23:48,257 ERROR [Timer-Driven Process Thread-2] 
o.a.n.p.standard.RouteOnAttribute 
RouteOnAttribute[id=5ae2cdc0-dfd8-388e-1024-a89c725fa6e2] Failed to process 
session due to java.lang.IndexOutOfBoundsException: Index: 0, Size: 0; 
Processor Administratively Yielded for 1 sec: 
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
at java.util.ArrayList.rangeCheck(ArrayList.java:659)
at java.util.ArrayList.get(ArrayList.java:435)
at 
org.apache.nifi.controller.queue.SwappablePriorityQueue.getFlowFileAvailability(SwappablePriorityQueue.java:464)
at 
org.apache.nifi.controller.queue.StandardFlowFileQueue.getFlowFileAvailability(StandardFlowFileQueue.java:183)
at org.apache.nifi.util.Connectables.flowFilesQueued(Connectables.java:31)
at 
org.apache.nifi.controller.tasks.ConnectableTask.isWorkToDo(ConnectableTask.java:142)
at 
org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:233)
at 
org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:103)
at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)
2022-03-11 13:23:48,257 WARN [Timer-Driven Process Thread-2] 
o.a.n.controller.tasks.ConnectableTask Administratively Yielding 
RouteOnAttribute[id=5ae2cdc0-dfd8-388e-1024-a89c725fa6e2] due to uncaught 
Exception: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
at java.util.ArrayList.rangeCheck(ArrayList.java:659)
at java.util.ArrayList.get(ArrayList.java:435)
at 
org.apache.nifi.controller.queue.SwappablePriorityQueue.getFlowFileAvailability(SwappablePriorityQueue.java:464)
at 
org.apache.nifi.controller.queue.StandardFlowFileQueue.getFlowFileAvailability(StandardFlowFileQueue.java:183)
at org.apache.nifi.util.Connectables.flowFilesQueued(Connectables.java:31)
at 
org.apache.nifi.controller.tasks.ConnectableTask.isWorkToDo(ConnectableTask.java:142)
at 
org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:233)
at 
org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:103)
at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)

  was:
2022-03-11 13:23:48,257 ERROR [Timer-Driven Process Thread-2] 
o.a.n.p.standard.RouteOnAttribute 
RouteOnAttribute[id=5ae2cdc0-dfd8-388e-1024-a89c725fa6e2] Failed to process 
session due to java.lang.IndexOutOfBoundsException: Index: 0, Size: 0; 
Processor Administratively Yielded for 1 sec: 
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
        at java.util.ArrayList.rangeCheck(ArrayList.java:659)
        at java.util.ArrayList.get(ArrayList.java:435)
        at 
org.apache.nifi.controller.queue.SwappablePriorityQueue.getFlowFileAvailability(SwappablePriorityQueue.java:464)
        at 
org.apache.nifi.controller.queue.StandardFlowFileQueue.getFlowFileAvailability(StandardFlowFileQueue.java:183)
        at 
org.apache.nifi.util.Connectables.flowFilesQueued(Connectables.java:31)
        at 
org.apache.nifi.controller.tasks.ConnectableTask.isWorkToDo(ConnectableTask.java:142)
        at 
org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:233)
        at 
org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:103)
        at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
        at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
        at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:750)
2022-03-11 13:23:48,257 WARN [Timer-Driven Process Thread-2] 
o.a.n.controller.tasks.ConnectableTask Administratively Yielding 
RouteOnAttribute[id=5ae2cdc0-dfd8-388e-1024-a89c725fa6e2] due to uncaught 
Exception: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
        at java.util.ArrayList.rangeCheck(ArrayList.java:659)
        at java.util.ArrayList.get(ArrayList.java:435)
        at 
org.apache.nifi.controller.queue.SwappablePriorityQueue.getFlowFileAvailability(SwappablePriorityQueue.java:464)
        at 
org.apache.nifi.controller.queue.StandardFlowFileQueue.getFlowFileAvailability(StandardFlowFileQueue.java:183)
        at 
org.apache.nifi.util.Connectables.flowFilesQueued(Connectables.java:31)
        at 
org.apache.nifi.controller.tasks.ConnectableTask.isWorkToDo(ConnectableTask.java:142)
        at 
org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:233)
        at 
org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:103)
        at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
        at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
        at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:750)


> Queue swapping resulting in an improper array index usage
> ---------------------------------------------------------
>
>                 Key: NIFI-9790
>                 URL: https://issues.apache.org/jira/browse/NIFI-9790
>             Project: Apache NiFi
>          Issue Type: Bug
>    Affects Versions: 1.16.0
>            Reporter: Joe Witt
>            Priority: Blocker
>             Fix For: 1.16.0
>
>          Time Spent: 40m
>  Remaining Estimate: 0h
>
> This issue does not affect any released version of NiFi. It was introduced in 
> 1.16 and fixed before it was released.
> 2022-03-11 13:23:48,257 ERROR [Timer-Driven Process Thread-2] 
> o.a.n.p.standard.RouteOnAttribute 
> RouteOnAttribute[id=5ae2cdc0-dfd8-388e-1024-a89c725fa6e2] Failed to process 
> session due to java.lang.IndexOutOfBoundsException: Index: 0, Size: 0; 
> Processor Administratively Yielded for 1 sec: 
> java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
> java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
> at java.util.ArrayList.rangeCheck(ArrayList.java:659)
> at java.util.ArrayList.get(ArrayList.java:435)
> at 
> org.apache.nifi.controller.queue.SwappablePriorityQueue.getFlowFileAvailability(SwappablePriorityQueue.java:464)
> at 
> org.apache.nifi.controller.queue.StandardFlowFileQueue.getFlowFileAvailability(StandardFlowFileQueue.java:183)
> at org.apache.nifi.util.Connectables.flowFilesQueued(Connectables.java:31)
> at 
> org.apache.nifi.controller.tasks.ConnectableTask.isWorkToDo(ConnectableTask.java:142)
> at 
> org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:233)
> at 
> org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:103)
> at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at 
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at 
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:750)
> 2022-03-11 13:23:48,257 WARN [Timer-Driven Process Thread-2] 
> o.a.n.controller.tasks.ConnectableTask Administratively Yielding 
> RouteOnAttribute[id=5ae2cdc0-dfd8-388e-1024-a89c725fa6e2] due to uncaught 
> Exception: java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
> java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
> at java.util.ArrayList.rangeCheck(ArrayList.java:659)
> at java.util.ArrayList.get(ArrayList.java:435)
> at 
> org.apache.nifi.controller.queue.SwappablePriorityQueue.getFlowFileAvailability(SwappablePriorityQueue.java:464)
> at 
> org.apache.nifi.controller.queue.StandardFlowFileQueue.getFlowFileAvailability(StandardFlowFileQueue.java:183)
> at org.apache.nifi.util.Connectables.flowFilesQueued(Connectables.java:31)
> at 
> org.apache.nifi.controller.tasks.ConnectableTask.isWorkToDo(ConnectableTask.java:142)
> at 
> org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:233)
> at 
> org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:103)
> at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at 
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at 
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:750)



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