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    <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-80963] Prevent lock upgrade in ShardingRecoveryService::acquireRecoverableCriticalSectionBlockWrites when using config namespace</title>
                <link>https://jira.mongodb.org/browse/SERVER-80963</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;&lt;a href=&quot;https://github.com/mongodb/mongo/blob/803fb53afcecbeaaa556a476806b5a9d41481d9e/src/mongo/db/s/sharding_recovery_service.cpp#L212-L216&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;In &lt;tt&gt;ShardingRecoveryService::acquireRecoverableCriticalSectionBlockWrites&lt;/tt&gt; we take a database IS lock and a collection S lock&lt;/a&gt;. Then later we may &lt;a href=&quot;https://github.com/mongodb/mongo/blob/803fb53afcecbeaaa556a476806b5a9d41481d9e/src/mongo/db/s/sharding_recovery_service.cpp#L261-L266&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;insert a document into the &lt;tt&gt;config.collection_critical_sections&lt;/tt&gt; collection&lt;/a&gt;, which takes database and collection IX locks. Thus if the namespace originally passed into the function is in the &lt;tt&gt;config&lt;/tt&gt; database, we&apos;ll end up upgrading our database lock from IS to IX.&lt;/p&gt;</description>
                <environment></environment>
        <key id="2439078">SERVER-80963</key>
            <summary>Prevent lock upgrade in ShardingRecoveryService::acquireRecoverableCriticalSectionBlockWrites when using config namespace</summary>
                <type id="4" iconUrl="https://jira.mongodb.org/secure/viewavatar?size=xsmall&amp;avatarId=14710&amp;avatarType=issuetype">Improvement</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="13201">Fixed</resolution>
                                        <assignee username="jordi.serra-torrens@mongodb.com">Jordi Serra Torrens</assignee>
                                    <reporter username="gregory.noma@mongodb.com">Gregory Noma</reporter>
                        <labels>
                            <label>car-71-backport-declined</label>
                            <label>shardingemea-qw</label>
                    </labels>
                <created>Mon, 11 Sep 2023 20:10:06 +0000</created>
                <updated>Sun, 29 Oct 2023 21:16:31 +0000</updated>
                            <resolved>Tue, 3 Oct 2023 10:14:54 +0000</resolved>
                                                    <fixVersion>7.2.0-rc0</fixVersion>
                                                        <votes>0</votes>
                                    <watches>4</watches>
                                                                                                                <comments>
                            <comment id="5747810" author="xgen-internal-githook" created="Tue, 3 Oct 2023 10:06:17 +0000"  >&lt;p&gt;Author: &lt;/p&gt;
{&apos;name&apos;: &apos;Jordi Serra Torrens&apos;, &apos;email&apos;: &apos;jordi.serra-torrens@mongodb.com&apos;, &apos;username&apos;: &apos;jordist&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-80963&quot; title=&quot;Prevent lock upgrade in ShardingRecoveryService::acquireRecoverableCriticalSectionBlockWrites when using config namespace&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-80963&quot;&gt;&lt;del&gt;SERVER-80963&lt;/del&gt;&lt;/a&gt; Prevent lock upgrade in ShardingRecoveryService::acquireRecoverableCriticalSectionBlockWrites when using config namespace&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/a161212b8ad68ab67dba46a1d2e1ebef60f4e8a6&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/a161212b8ad68ab67dba46a1d2e1ebef60f4e8a6&lt;/a&gt;&lt;/p&gt;</comment>
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            <issuekey id="2237425">SERVER-73040</issuekey>
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