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    <language>en-us</language>    <build-info>
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        <build-number>940014</build-number>
        <build-date>05-12-2023</build-date>
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<item>
            <title>[LU-11627] LustreError: 86028:0:(file.c:454:ll_dom_finish_open()) ASSERTION( lnb.lnb_file_offset % (1UL &lt;&lt; 16) == 0 ) failed: </title>
                <link>https://jira.whamcloud.com/browse/LU-11627</link>
                <project id="10000" key="LU">Lustre</project>
                    <description>&lt;p&gt;While testing ARM/Power8 I saw the following crash in sanity 271f:&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.788756&amp;#93;&lt;/span&gt; LustreError: 86028:0:(file.c:454:ll_dom_finish_open()) ASSERTION( lnb.lnb_file_offset % (1UL &amp;lt;&amp;lt; 16) == 0 ) failed: &lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.788923&amp;#93;&lt;/span&gt; LustreError: 86028:0:(file.c:454:ll_dom_finish_open()) LBUG&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.788983&amp;#93;&lt;/span&gt; Pid: 86028, comm: cat 4.14.0-49.6.1.el7a.ppc64le #1 SMP Wed May 16 21:05:05 UTC 2018&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789065&amp;#93;&lt;/span&gt; Call Trace:&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789101&amp;#93;&lt;/span&gt;&#160; libcfs_call_trace+0x98/0xf0 &lt;span class=&quot;error&quot;&gt;&amp;#91;libcfs&amp;#93;&lt;/span&gt;&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789154&amp;#93;&lt;/span&gt;&#160; lbug_with_loc+0x5c/0xc0 &lt;span class=&quot;error&quot;&gt;&amp;#91;libcfs&amp;#93;&lt;/span&gt;&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789215&amp;#93;&lt;/span&gt;&#160; ll_dom_finish_open+0xa48/0xb40 &lt;span class=&quot;error&quot;&gt;&amp;#91;lustre&amp;#93;&lt;/span&gt;&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789273&amp;#93;&lt;/span&gt;&#160; ll_lookup_it_finish+0x6d0/0xe40 &lt;span class=&quot;error&quot;&gt;&amp;#91;lustre&amp;#93;&lt;/span&gt;&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789331&amp;#93;&lt;/span&gt;&#160; ll_lookup_it+0x4ac/0xf10 &lt;span class=&quot;error&quot;&gt;&amp;#91;lustre&amp;#93;&lt;/span&gt;&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789389&amp;#93;&lt;/span&gt;&#160; ll_atomic_open+0x264/0xdb0 &lt;span class=&quot;error&quot;&gt;&amp;#91;lustre&amp;#93;&lt;/span&gt;&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789439&amp;#93;&lt;/span&gt;&#160; lookup_open+0x200/0x780&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789475&amp;#93;&lt;/span&gt;&#160; path_openat+0x824/0x1070&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789512&amp;#93;&lt;/span&gt;&#160; do_filp_open+0x88/0x140&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789549&amp;#93;&lt;/span&gt;&#160; SyS_open+0x1bc/0x300&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789586&amp;#93;&lt;/span&gt;&#160; system_call+0x58/0x6c&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789622&amp;#93;&lt;/span&gt; Kernel panic - not syncing: LBUG&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789671&amp;#93;&lt;/span&gt; CPU: 97 PID: 86028 Comm: cat Tainted: G &#160; &#160; &#160; &#160; &#160; OE&#160; ------------ &#160; 4.14.0-49.6.1.el7a.ppc64le #1&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789765&amp;#93;&lt;/span&gt; Call Trace:&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789792&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;c0000017e6773530&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;c000000000c3fdcc&amp;#93;&lt;/span&gt; dump_stack+0xb0/0xf4 (unreliable)&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789864&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;c0000017e6773570&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;c000000000136d64&amp;#93;&lt;/span&gt; panic+0x150/0x32c&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.789929&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;c0000017e6773600&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;d000000013090d38&amp;#93;&lt;/span&gt; lbug_with_loc+0xb8/0xc0 &lt;span class=&quot;error&quot;&gt;&amp;#91;libcfs&amp;#93;&lt;/span&gt;&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.790010&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;c0000017e6773670&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;d0000000187d0558&amp;#93;&lt;/span&gt; ll_dom_finish_open+0xa48/0xb40 &lt;span class=&quot;error&quot;&gt;&amp;#91;lustre&amp;#93;&lt;/span&gt;&lt;/p&gt;

&lt;p&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;Mon Nov&#160; 5 23:24:34 2018&amp;#93;&lt;/span&gt;&lt;span class=&quot;error&quot;&gt;&amp;#91;13642.790091&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;c0000017e6773780&amp;#93;&lt;/span&gt; &lt;span class=&quot;error&quot;&gt;&amp;#91;d0000000188145f0&amp;#93;&lt;/span&gt; ll_lookup_it_finish+0x6d0/0xe40 &lt;span class=&quot;error&quot;&gt;&amp;#91;lustre&amp;#93;&lt;/span&gt;&lt;/p&gt;</description>
                <environment>ARM/Power8 clients running latest pre-2.12 lustre</environment>
        <key id="53933">LU-11627</key>
            <summary>LustreError: 86028:0:(file.c:454:ll_dom_finish_open()) ASSERTION( lnb.lnb_file_offset % (1UL &lt;&lt; 16) == 0 ) failed: </summary>
                <type id="1" iconUrl="https://jira.whamcloud.com/secure/viewavatar?size=xsmall&amp;avatarId=11303&amp;avatarType=issuetype">Bug</type>
                                            <priority id="3" iconUrl="https://jira.whamcloud.com/images/icons/priorities/major.svg">Major</priority>
                        <status id="5" iconUrl="https://jira.whamcloud.com/images/icons/statuses/resolved.png" description="A resolution has been taken, and it is awaiting verification by reporter. From here issues are either reopened, or are closed.">Resolved</status>
                    <statusCategory id="3" key="done" colorName="success"/>
                                    <resolution id="3">Duplicate</resolution>
                                        <assignee username="yujian">Jian Yu</assignee>
                                    <reporter username="simmonsja">James A Simmons</reporter>
                        <labels>
                    </labels>
                <created>Tue, 6 Nov 2018 13:48:48 +0000</created>
                <updated>Mon, 25 Feb 2019 17:22:07 +0000</updated>
                            <resolved>Tue, 6 Nov 2018 19:31:34 +0000</resolved>
                                    <version>Lustre 2.12.0</version>
                                                        <due></due>
                            <votes>0</votes>
                                    <watches>3</watches>
                                                                            <comments>
                            <comment id="236445" author="pjones" created="Tue, 6 Nov 2018 16:43:54 +0000"  >&lt;p&gt;Jian&lt;/p&gt;

&lt;p&gt;Could you please advise?&lt;/p&gt;

&lt;p&gt;Thanks&lt;/p&gt;

&lt;p&gt;Peter&lt;/p&gt;</comment>
                            <comment id="236482" author="yujian" created="Tue, 6 Nov 2018 19:31:34 +0000"  >&lt;p&gt;Sure, Peter.&lt;/p&gt;

&lt;p&gt;The failure is related to large page size of ARM processor:&lt;/p&gt;
&lt;div class=&quot;preformatted panel&quot; style=&quot;border-width: 1px;&quot;&gt;&lt;div class=&quot;preformattedContent panelContent&quot;&gt;
&lt;pre&gt;# getconf PAGE_SIZE
65536
&lt;/pre&gt;
&lt;/div&gt;&lt;/div&gt;

&lt;p&gt;And the codes that caused the assertion are:&lt;/p&gt;
&lt;div class=&quot;code panel&quot; style=&quot;border-width: 1px;&quot;&gt;&lt;div class=&quot;codeHeader panelHeader&quot; style=&quot;border-bottom-width: 1px;&quot;&gt;&lt;b&gt;ll_dom_finish_open()&lt;/b&gt;&lt;/div&gt;&lt;div class=&quot;codeContent panelContent&quot;&gt;
&lt;pre class=&quot;code-java&quot;&gt;
        lnb.lnb_file_offset = rnb-&amp;gt;rnb_offset;
        start = lnb.lnb_file_offset / PAGE_SIZE;
        index = 0;
        LASSERT(lnb.lnb_file_offset % PAGE_SIZE == 0);
&lt;/pre&gt;
&lt;/div&gt;&lt;/div&gt;

&lt;p&gt;Let me close this ticket as a duplicate of &lt;a href=&quot;https://jira.whamcloud.com/browse/LU-11595&quot; title=&quot;sanity-dom sanityn test 11: LBUG: (file.c:470:ll_dom_finish_open()) ASSERTION( lnb.lnb_file_offset % ((1UL) &amp;lt;&amp;lt; 16) == 0 ) failed&quot; class=&quot;issue-link&quot; data-issue-key=&quot;LU-11595&quot;&gt;&lt;del&gt;LU-11595&lt;/del&gt;&lt;/a&gt; so that Mike can advise how to fix the above DOM codes.&lt;/p&gt;</comment>
                    </comments>
                <issuelinks>
                            <issuelinktype id="10010">
                    <name>Duplicate</name>
                                            <outwardlinks description="duplicates">
                                        <issuelink>
            <issuekey id="53878">LU-11595</issuekey>
        </issuelink>
            <issuelink>
            <issuekey id="54986">LU-12014</issuekey>
        </issuelink>
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                                                        </issuelinktype>
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