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From "Wes McKinney (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (ARROW-487) Python: ConvertTableToPandas segfaults if ObjectBlock::Write fails
Date Wed, 18 Jan 2017 01:57:27 GMT

    [ https://issues.apache.org/jira/browse/ARROW-487?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15827269#comment-15827269
] 

Wes McKinney commented on ARROW-487:
------------------------------------

See my fix in https://github.com/wesm/arrow/commit/e9079374972e6b9cf7e0d5e843afb3a58f276f92,
this is in my branch for ARROW-461

> Python: ConvertTableToPandas segfaults if ObjectBlock::Write fails
> ------------------------------------------------------------------
>
>                 Key: ARROW-487
>                 URL: https://issues.apache.org/jira/browse/ARROW-487
>             Project: Apache Arrow
>          Issue Type: Bug
>          Components: Python
>            Reporter: Uwe L. Korn
>            Assignee: Wes McKinney
>
> My first guess: The segfault occurs in `OwnedRef::~OwnedRef` with a NumPy array. This
might be either the cause of NumPy trying to release garbage objects (as the array is not
filled yet) or because we don't have locked the GIL during the deconstruction.



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