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        <version>9.7.1</version>
        <build-number>970001</build-number>
        <build-date>13-04-2023</build-date>
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<item>
            <title>[SERVER-44893] ShardingCatalogManager::removeShard incorrectly assumes that the shard id query will return results</title>
                <link>https://jira.mongodb.org/browse/SERVER-44893</link>
                <project id="10000" key="SERVER">Core Server</project>
                    <description>&lt;p&gt;Even though the lookup in &lt;a href=&quot;https://github.com/mongodb/mongo/blob/9f59f0c4ed671b62329837f31821476963022d39/src/mongo/db/s/config/configsvr_remove_shard_command.cpp#L113&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;&lt;tt&gt;_configsvrRemoveShard&lt;/tt&gt;&lt;/a&gt; might have returned a shard object, due to concurrently running removeShard or due to the ShardRegistry not being causally-consistent, it could happen that the particular shard is removed by the time the execution reaches &lt;a href=&quot;https://github.com/mongodb/mongo/blob/master/src/mongo/db/s/config/sharding_catalog_manager_shard_operations.cpp#L760&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;this line&lt;/a&gt; later on in the command.&lt;/p&gt;</description>
                <environment></environment>
        <key id="1030394">SERVER-44893</key>
            <summary>ShardingCatalogManager::removeShard incorrectly assumes that the shard id query will return results</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="13201">Fixed</resolution>
                                        <assignee username="kaloian.manassiev@mongodb.com">Kaloian Manassiev</assignee>
                                    <reporter username="kaloian.manassiev@mongodb.com">Kaloian Manassiev</reporter>
                        <labels>
                    </labels>
                <created>Mon, 2 Dec 2019 10:49:39 +0000</created>
                <updated>Sun, 29 Oct 2023 22:14:31 +0000</updated>
                            <resolved>Mon, 2 Dec 2019 18:23:38 +0000</resolved>
                                                    <fixVersion>4.3.3</fixVersion>
                                    <component>Sharding</component>
                                        <votes>0</votes>
                                    <watches>1</watches>
                                                                                                                <comments>
                            <comment id="2575109" author="xgen-internal-githook" created="Mon, 2 Dec 2019 18:13:57 +0000"  >&lt;p&gt;Author:&lt;/p&gt;
{&apos;email&apos;: &apos;kaloian.manassiev@mongodb.com&apos;, &apos;name&apos;: &apos;Kaloian Manassiev&apos;, &apos;username&apos;: &apos;kaloianm&apos;}
&lt;p&gt;Message: &lt;a href=&quot;https://jira.mongodb.org/browse/SERVER-44893&quot; title=&quot;ShardingCatalogManager::removeShard incorrectly assumes that the shard id query will return results&quot; class=&quot;issue-link&quot; data-issue-key=&quot;SERVER-44893&quot;&gt;&lt;del&gt;SERVER-44893&lt;/del&gt;&lt;/a&gt; In `removeShard` check whether the shard exists before querying the in-use zones&lt;br/&gt;
Branch: master&lt;br/&gt;
&lt;a href=&quot;https://github.com/mongodb/mongo/commit/0457c6897366e95a53efc449316bec2210ed1e1d&quot; class=&quot;external-link&quot; target=&quot;_blank&quot; rel=&quot;nofollow noopener&quot;&gt;https://github.com/mongodb/mongo/commit/0457c6897366e95a53efc449316bec2210ed1e1d&lt;/a&gt;&lt;/p&gt;</comment>
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