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From "Kihwal Lee (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-10569) A bug causes OutOfIndex error in BlockListAsLongs
Date Wed, 03 Aug 2016 20:30:20 GMT

     [ https://issues.apache.org/jira/browse/HDFS-10569?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Kihwal Lee updated HDFS-10569:
------------------------------
    Priority: Minor  (was: Major)

> A bug causes OutOfIndex error in BlockListAsLongs
> -------------------------------------------------
>
>                 Key: HDFS-10569
>                 URL: https://issues.apache.org/jira/browse/HDFS-10569
>             Project: Hadoop HDFS
>          Issue Type: Bug
>    Affects Versions: 2.7.0
>            Reporter: Weiwei Yang
>            Assignee: Weiwei Yang
>            Priority: Minor
>             Fix For: 2.8.0, 2.9.0, 3.0.0-alpha2
>
>         Attachments: HDFS-10569.001.patch, HDFS-10569.002.patch, HDFS-10569.003.patch,
HDFS-10569.004.patch
>
>
> An obvious bug in LongsDecoder.getBlockListAsLongs(), the size of var *longs* is +2 to
the size of *values*, but the for-loop accesses *values* using *longs* index. This will cause
OutOfIndex.



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