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    <title>MongoDB Jira</title>
    <link>https://jira.mongodb.org</link>
    <description>This file is an XML representation of an issue</description>
    <language>en-us</language>    <build-info>
        <version>9.7.1</version>
        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-3381] Crash after enabling slave when balancer moved chunks (Segmentation Fault)</title>
                <link>https://jira.mongodb.org/browse/SERVER-3381</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;After upgrading to 1.8.2 and enabling chunk balancer again while we had one slave offline, it started first just fine and then segfaulted after we restarted the slave with:&lt;/p&gt;

&lt;p&gt;Mon Jun 27 10:32:54 Invalid access at address: 0&lt;/p&gt;

&lt;p&gt;Mon Jun 27 10:32:54 Got signal: 11 (Segmentation fault).&lt;br/&gt;
Mon Jun 27 10:32:54 Backtrace:&lt;br/&gt;
0x8a8039 0x8a8610 0x7f5fc8d398f0 0x7f5fc8abe787 0x7f5fc8abf04c 0x6d7863 0x6d10f2 0x7dd347 0x7de8f1 0x647e45 0x64b3de 0x7547a5 0x759ec8 0x8a8fce 0x8bb630 0x7&lt;br/&gt;
f5fc8d309ca 0x7f5fc82df70d&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo10abruptQuitEi+0x399) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x8a8039&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo24abruptQuitWithAddrSignalEiP7siginfoPv+0x220) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x8a8610&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /lib/libpthread.so.0(+0xf8f0) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7f5fc8d398f0&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/lib/libstdc++.so.6(_ZNSs4_Rep8_M_cloneERKSaIcEm+0x47) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7f5fc8abe787&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/lib/libstdc++.so.6(_ZNSsC1ERKSs+0x3c) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7f5fc8abf04c&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZNK5mongo11ReplSetImpl16_summarizeStatusERNS_14BSONObjBuilderE+0x753) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x6d7863&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo19CmdReplSetGetStatus3runERKSsRNS_7BSONObjERSsRNS_14BSONObjBuilderEb+0x122) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x6d10f2&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo11execCommandEPNS_7CommandERNS_6ClientEiPKcRNS_7BSONObjERNS_14BSONObjBuilderEb+0x227) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7dd347&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo12_runCommandsEPKcRNS_7BSONObjERNS_10BufBuilderERNS_14BSONObjBuilderEbi+0x831) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7de8f1&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo11runCommandsEPKcRNS_7BSONObjERNS_5CurOpERNS_10BufBuilderERNS_14BSONObjBuilderEbi+0x35) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x647e45&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(&lt;em&gt;ZN5mongo8runQueryERNS_7MessageERNS_12QueryMessageERNS_5CurOpES1&lt;/em&gt;+0x324e) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x64b3de&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod() &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7547a5&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo16assembleResponseERNS_7MessageERNS_10DbResponseERKNS_8SockAddrE+0x5b8) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x759ec8&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo10connThreadEPNS_13MessagingPortE+0x21e) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x8a8fce&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(thread_proxy+0x80) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x8bb630&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /lib/libpthread.so.0(+0x69ca) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7f5fc8d309ca&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /lib/libc.so.6(clone+0x6d) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7f5fc82df70d&amp;#93;&lt;/span&gt;&lt;br/&gt;
Mon Jun 27 10:32:54 Invalid access at address: 0x4&lt;/p&gt;

&lt;p&gt;Mon Jun 27 10:32:54 Got signal: 11 (Segmentation fault).&lt;br/&gt;
Mon Jun 27 10:32:54 Backtrace:&lt;br/&gt;
0x8a8039 0x8a8610 0x7f5fc8d398f0 0x7128f5 0x711052 0x74cdb1 0x876ed7 0x7dd347 0x7de8f1 0x647e45 0x64b3de 0x7547a5 0x759ec8 0x8a8fce 0x8bb630 0x7f5fc8d309ca&lt;br/&gt;
0x7f5fc82df70d&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo10abruptQuitEi+0x399) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x8a8039&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo24abruptQuitWithAddrSignalEiP7siginfoPv+0x220) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x8a8610&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /lib/libpthread.so.0(+0xf8f0) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7f5fc8d398f0&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod() &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7128f5&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo5logOpEPKcS1_RKNS_7BSONObjEPS2_Pb+0x42) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x711052&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo7Helpers11removeRangeERKSsRKNS_7BSONObjES5_bbPNS0_14RemoveCallbackE+0x791) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x74cdb1&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo16MoveChunkCommand3runERKSsRNS_7BSONObjERSsRNS_14BSONObjBuilderEb+0x8047) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x876ed7&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo11execCommandEPNS_7CommandERNS_6ClientEiPKcRNS_7BSONObjERNS_14BSONObjBuilderEb+0x227) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7dd347&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo12_runCommandsEPKcRNS_7BSONObjERNS_10BufBuilderERNS_14BSONObjBuilderEbi+0x831) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7de8f1&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo11runCommandsEPKcRNS_7BSONObjERNS_5CurOpERNS_10BufBuilderERNS_14BSONObjBuilderEbi+0x35) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x647e45&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(&lt;em&gt;ZN5mongo8runQueryERNS_7MessageERNS_12QueryMessageERNS_5CurOpES1&lt;/em&gt;+0x324e) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x64b3de&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod() &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7547a5&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo16assembleResponseERNS_7MessageERNS_10DbResponseERKNS_8SockAddrE+0x5b8) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x759ec8&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(_ZN5mongo10connThreadEPNS_13MessagingPortE+0x21e) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x8a8fce&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /usr/bin/mongod(thread_proxy+0x80) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x8bb630&amp;#93;&lt;/span&gt;&lt;br/&gt;
 /lib/libpthread.so.0(+0x69ca) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7f5fc8d309ca&amp;#93;&lt;/span&gt; /lib/libc.so.6(clone+0x6d) &lt;span class=&quot;error&quot;&gt;&amp;#91;0x7f5fc82df70d&amp;#93;&lt;/span&gt;&lt;/p&gt;</description>
                <environment>Linux x86 2.6.36 (Amazon EC2 m2_xlarge)</environment>
        <key id="19191">SERVER-3381</key>
            <summary>Crash after enabling slave when balancer moved chunks (Segmentation Fault)</summary>
                <type id="1" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14703&amp;avatarType=issuetype">Bug</type>
                                            <priority id="3" iconUrl="https://jira.mongodb.org/images/icons/priorities/major.svg">Major - P3</priority>
                        <status id="6" iconUrl="https://jira.mongodb.org/images/icons/statuses/closed.png" description="The issue is considered finished, the resolution is correct. Issues which are closed can be reopened.">Closed</status>
                    <statusCategory id="3" key="done" colorName="success"/>
                                    <resolution id="3">Duplicate</resolution>
                                        <assignee username="kristina">Kristina Chodorow</assignee>
                                    <reporter username="jalava">Jalmari Raippalinna</reporter>
                        <labels>
                    </labels>
                <created>Wed, 6 Jul 2011 18:28:18 +0000</created>
                <updated>Wed, 29 Feb 2012 03:53:47 +0000</updated>
                            <resolved>Fri, 2 Sep 2011 14:58:10 +0000</resolved>
                                    <version>1.8.2</version>
                                                    <component>Stability</component>
                                        <votes>0</votes>
                                    <watches>3</watches>
                                                                                                                <comments>
                            <comment id="41097" author="jalava" created="Thu, 7 Jul 2011 14:39:57 +0000"  >&lt;p&gt;Clarification: Master server on shard chunk was being moved from segfaulted when slave on same shard was brought online.&lt;/p&gt;</comment>
                    </comments>
                <issuelinks>
                            <issuelinktype id="10010">
                    <name>Duplicate</name>
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                                        <issuelink>
            <issuekey id="15044">SERVER-2710</issuekey>
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