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https://issues.apache.org/jira/browse/HADOOP-18505?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17622793#comment-17622793
 ] 

ASF GitHub Bot commented on HADOOP-18505:
-----------------------------------------

FuzzingTeam commented on code in PR #5065:
URL: https://github.com/apache/hadoop/pull/5065#discussion_r1002702842


##########
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/erasurecode/rawcoder/DecodingState.java:
##########
@@ -39,7 +39,7 @@ <T> void checkParameters(T[] inputs, int[] erasedIndexes,
                            T[] outputs) {
     if (inputs.length != decoder.getNumParityUnits() +
         decoder.getNumDataUnits()) {
-      throw new IllegalArgumentException("Invalid inputs length");
+      throw new HadoopIllegalArgumentException("Invalid inputs length");

Review Comment:
   Thanks @steveloughran for the review. I have reverted the change.





> ArrayIndexOutOfBoundsException in TestCoderBase.java
> ----------------------------------------------------
>
>                 Key: HADOOP-18505
>                 URL: https://issues.apache.org/jira/browse/HADOOP-18505
>             Project: Hadoop Common
>          Issue Type: Bug
>    Affects Versions: 3.3.4
>            Reporter: FuzzingTeam
>            Priority: Major
>              Labels: pull-request-available
>
> The code throws an unhandled ArrayIndexOutOfBoundsException in the method 
> _backupAndEraseChunks_ of _TestCoderBase_ class when it tries to access the 
> out of bound indexes in _dataChunks_ and _parityChunks_ array.



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