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From bugzi...@apache.org
Subject [Bug 64151] New: APR allocator_destroy crash
Date Tue, 18 Feb 2020 06:39:06 GMT
https://bz.apache.org/bugzilla/show_bug.cgi?id=64151

            Bug ID: 64151
           Summary: APR allocator_destroy crash
           Product: APR
           Version: 1.7.0
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: major
          Priority: P2
         Component: APR
          Assignee: bugs@apr.apache.org
          Reporter: s_saiprashanth@ymail.com
  Target Milestone: ---

Tomcat randomly crashes when using APR for HTTP 2 protocol with the following
error in log:
*** Error in `/home/sas/tomcat/bin/../jre/bin/java': free(): corrupted unsorted
chunks: 0x00007f48a80aca60 ***
======= Backtrace: =========
/lib64/libc.so.6(+0x7c619)[0x7f4a80c5b619]
/home/sas/tomcat/bin/../lib/libapr-1.so.0(apr_allocator_destroy+0x23)[0x7f4a3b430893]
[0x7f4a69016087]
======= Memory map: ========
00400000-00401000 r-xp 00000000 fc:00 6162398                           
/home/sas/tomcat/jre/bin/java
00600000-00601000 r--p 00000000 fc:00 6162398                           
/home/sas/tomcat/jre/bin/java
00601000-00602000 rw-p 00001000 fc:00 6162398                           
/home/sas/tomcat/jre/bin/java
00602000-00623000 rw-p 00000000 00:00 0       
....

Server.xml config is as follows:
   <Connector port="8443" protocol="org.apache.coyote.http11.Http11AprProtocol"
     SSLEnabled="true" acceptCount="1000" maxSpareThreads="75" maxThreads="500" 
     minSpareThreads="25" relaxedQueryChars="[,],{,},\\,|,/,`" compression="on" 
    
compressableMimeType="text/html,text/xml,text/javascript,text/css,text/plain,application/javascript,application/json,application/x-javascript,application/xml,text/event-stream">
      <UpgradeProtocol className="org.apache.coyote.http2.Http2Protocol" 
       compression="on"
compressableMimeType="text/html,text/xml,text/javascript,text/css,text/plain,application/javascript,application/json,application/x-javascript,application/xml,text/event-stream,image/png,image/svg,image/svg+xml,font/ttf"/>
      <SSLHostConfig honorCipherOrder="false">
        <Certificate certificateKeyFile="conf/server.key"
certificateFile="conf/server.crt"/>
      </SSLHostConfig>
    </Connector>

This issue is not seen when downgrading to http11 and removing apr binaries

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