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https://issues.apache.org/jira/browse/FLINK-24671?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17437252#comment-17437252
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Yuan Mei commented on FLINK-24671:
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merged commit c629c5e into apache:release-1.14
> Possible NPE in LocalInputChannel#getBuffersInUseCount before initialization
> of subpartitionView
> -------------------------------------------------------------------------------------------------
>
> Key: FLINK-24671
> URL: https://issues.apache.org/jira/browse/FLINK-24671
> Project: Flink
> Issue Type: Bug
> Components: Runtime / Network
> Affects Versions: 1.14.0, 1.15.0
> Reporter: Anton Kalashnikov
> Assignee: Anton Kalashnikov
> Priority: Major
> Labels: pull-request-available
>
> If the buffer debloater tries to get the number of buffers in use before
> subpartitionView will be initialized (or after released?), NPE will be
> possible in LocalInputChannel#getBuffersInUseCount
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