[jira] [Created] (IGNITE-10242) NPE in GridDhtPartitionDemander#handleSupplyMessage when concurrently rebalancing and stopping cache in same cache group.

[Anton Vinogradov (Jira)]

Ivan Daschinskiy created IGNITE-10242:
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             Summary: NPE in GridDhtPartitionDemander#handleSupplyMessage when concurrently rebalancing and stopping cache in same cache group.
                 Key: IGNITE-10242
                 URL: https://issues.apache.org/jira/browse/IGNITE-10242
             Project: Ignite
          Issue Type: Bug
    Affects Versions: 2.6, 2.5
            Reporter: Ivan Daschinskiy
             Fix For: 2.8


NPE in GridDhtPartitionDemander#handleSupplyMessage occurs when concurrently rebalancing and stopping cache in same cache group. Reproducer is attached


{noformat}
java.lang.NullPointerException
        at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionDemander.preloadEntry(GridDhtPartitionDemander.java:893)
        at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPartitionDemander.handleSupplyMessage(GridDhtPartitionDemander.java:772)
        at org.apache.ignite.internal.processors.cache.distributed.dht.preloader.GridDhtPreloader.handleSupplyMessage(GridDhtPreloader.java:331)
        at org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$5.apply(GridCachePartitionExchangeManager.java:411)
        at org.apache.ignite.internal.processors.cache.GridCachePartitionExchangeManager$5.apply(GridCachePartitionExchangeManager.java:401)
        at org.apache.ignite.internal.processors.cache.GridCacheIoManager.processMessage(GridCacheIoManager.java:1058)
        at org.apache.ignite.internal.processors.cache.GridCacheIoManager.onMessage0(GridCacheIoManager.java:583)
        at org.apache.ignite.internal.processors.cache.GridCacheIoManager.access$700(GridCacheIoManager.java:101)

{noformat}








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