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From "Uwe Schindler (JIRA)" <>
Subject [jira] [Commented] (LUCENE-3335) jrebug causes porter stemmer to sigsegv
Date Sat, 23 Jul 2011 13:01:09 GMT


Uwe Schindler commented on LUCENE-3335:

[junit] Testsuite: org.apache.lucene.analysis.en.TestPorterStemFilter
[junit] #
[junit] # A fatal error has been detected by the Java Runtime Environment:
[junit] #
[junit] #  EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x0000000002348faf, pid=11080, tid=10288
[junit] #
[junit] # JRE version: 7.0-b147
[junit] # Java VM: Java HotSpot(TM) 64-Bit Server VM (21.0-b17 mixed mode windows-amd64 compressed
[junit] # Problematic frame:
[junit] # J  org.apache.lucene.analysis.en.PorterStemFilter.incrementToken()Z
[junit] #
[junit] # Failed to write core dump. Minidumps are not enabled by default on client versions
of Windows
[junit] #
[junit] # An error report file with more information is saved as:
[junit] # C:\Users\Uwe Schindler\Projects\lucene\trunk-lusolr3\modules\analysis\build\common\test\1\hs_err_pid11080.log
[junit] #
[junit] # If you would like to submit a bug report, please visit:
[junit] #
[junit] #
[junit] Test org.apache.lucene.analysis.en.TestPorterStemFilter FAILED (crashed)

On each run, the problematic frame is different, sometimes incrementToken, sometimes BaseTokenStreamTestcase.assertTokenStreamContents,
sometimes PorterStemmer.stem().

Somehow hotspot corrupts itsself.

> jrebug causes porter stemmer to sigsegv
> ---------------------------------------
>                 Key: LUCENE-3335
>                 URL:
>             Project: Lucene - Java
>          Issue Type: Bug
>            Reporter: Robert Muir
> happens easily on java7: ant test -Dtestcase=TestPorterStemmer -Dtests.iter=100
> might happen on 1.6.0_u26 too, a user reported something that looks like the same bug

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