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https://issues.apache.org/jira/browse/YARN-2847?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14320708#comment-14320708
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Hudson commented on YARN-2847:
------------------------------
FAILURE: Integrated in Hadoop-trunk-Commit #7106 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/7106/])
YARN-2847. Linux native container executor segfaults if default banned user
detected. Contributed by Olaf Flebbe (jlowe: rev
1a0f508b6386b1c26ec606f6d73afddaa191b7d8)
*
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/native/container-executor/test/test-container-executor.c
*
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/native/container-executor/impl/container-executor.c
* hadoop-yarn-project/CHANGES.txt
> Linux native container executor segfaults if default banned user detected
> -------------------------------------------------------------------------
>
> Key: YARN-2847
> URL: https://issues.apache.org/jira/browse/YARN-2847
> Project: Hadoop YARN
> Issue Type: Bug
> Components: nodemanager
> Affects Versions: 2.5.0, 2.4.1, 2.6.0
> Reporter: Jason Lowe
> Assignee: Olaf Flebbe
> Fix For: 2.7.0
>
> Attachments: YARN-2487.04.trunk.patch, YARN-2487.05.trunk.patch,
> YARN-2487.06.trunk.patch, yarn2847.patch, yarn2847.patch, yarn2847notest.patch
>
>
> The check_user function in container-executor.c can cause a segmentation
> fault if banned.users is not provided but the user is detected as one of the
> default users. In that scenario it will call free_values on a NULL pointer.
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