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https://issues.apache.org/jira/browse/HAWQ-1722?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ruilong Huo reassigned HAWQ-1722:
---------------------------------

    Assignee: Ruilong Huo  (was: Radar Lei)

> Core dump due to lock is not released before reporting errors when exceeding 
> MaxAORelSegFileStatus
> --------------------------------------------------------------------------------------------------
>
>                 Key: HAWQ-1722
>                 URL: https://issues.apache.org/jira/browse/HAWQ-1722
>             Project: Apache HAWQ
>          Issue Type: Bug
>            Reporter: Ruilong Huo
>            Assignee: Ruilong Huo
>            Priority: Major
>
> since the lock is not released before reporting errors, it will leads to 
> panic during transaction abort since the lock will be acquired again. A 
> RWLock is acquired twice in one process will leads to panic.
> There are two occurrences of this bug in this function, one for AO, one for 
> parquet.
> ```
>                       if (id == NEXT_END_OF_LIST)
>                       {
>                               pfree(allfsinfoParquet);
>                               ereport(ERROR, (errmsg("cannot open more than 
> %d "
>                                     "append-only table segment "
>                                     "files cocurrently",
>                                     MaxAORelSegFileStatus)));
>                               return false;
>                       }
> ```



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