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https://issues.apache.org/jira/browse/CASSANDRA-13660?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Blake Eggleston updated CASSANDRA-13660:
----------------------------------------
    Resolution: Fixed
        Status: Resolved  (was: Ready to Commit)

committed as {{7df240e74f0bda9a15eff3c9de02eb0cd8771b20}}

> Correctly timed kill -9 can put incremental repair sessions in an illegal 
> state
> -------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-13660
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-13660
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Blake Eggleston
>            Assignee: Blake Eggleston
>             Fix For: 4.0
>
>
> If a node is killed after it has sent a finalize promise message to an 
> incremental repair coordinator, but before that section of commit log has 
> been synced to disk, it can startup with the incremental repair session in a 
> previous state, leading the following exception:
> {code}
> java.lang.RuntimeException: java.lang.IllegalArgumentException: Invalid state 
> transition PREPARED -> FINALIZED
>       at 
> org.apache.cassandra.repair.RepairMessageVerbHandler.doVerb(RepairMessageVerbHandler.java:201)
>  ~[cie-cassandra-3.0.13.5.jar:3.0.13.5]
>       at 
> org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:67) 
> ~[cie-cassandra-3.0.13.5.jar:3.0.13.5]
>       at 
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) 
> ~[?:1.8.0_112]
>       at java.util.concurrent.FutureTask.run(FutureTask.java:266) 
> ~[?:1.8.0_112]
>       at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>  ~[?:1.8.0_112]
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>  ~[?:1.8.0_112]
>       at 
> org.apache.cassandra.concurrent.NamedThreadFactory.lambda$threadLocalDeallocator$0(NamedThreadFactory.java:79)
>  ~[cie-cassandra-3.0.13.5.jar:3.0.13.5]
>       at java.lang.Thread.run(Thread.java:745) [?:1.8.0_112]
> Caused by: java.lang.IllegalArgumentException: Invalid state transition 
> PREPARED -> FINALIZED
>       at 
> com.google.common.base.Preconditions.checkArgument(Preconditions.java:145) 
> ~[guava-18.0.jar:?]
>       at 
> org.apache.cassandra.repair.consistent.LocalSessions.setStateAndSave(LocalSessions.java:452)
>  ~[cie-cassandra-3.0.13.5.jar:3.0.13.5]
>       at 
> org.apache.cassandra.repair.consistent.LocalSessions.handleStatusResponse(LocalSessions.java:679)
>  ~[cie-cassandra-3.0.13.5.jar:3.0.13.5]
>       at 
> org.apache.cassandra.repair.RepairMessageVerbHandler.doVerb(RepairMessageVerbHandler.java:188)
>  ~[cie-cassandra-3.0.13.5.jar:3.0.13.5]
>       ... 7 more
> {code}



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