https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-12357 Lustre <p>MDT hit LBUG. We have vmcore.</p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java"> PID: 34184 TASK: ffff883fc74a6eb0 CPU: 14 COMMAND: <span class="code-quote">"mdt01_255"</span> #0 [ffff883eafe23858] machine_kexec at ffffffff8105b64b #1 [ffff883eafe238b8] __crash_kexec at ffffffff81105342 #2 [ffff883eafe23988] panic at ffffffff81689aad #3 [ffff883eafe23a08] lbug_with_loc at ffffffffa088e8cb [libcfs] #4 [ffff883eafe23a38] lu_object_put at ffffffffa09d8050 [obdclass] #5 [ffff883eafe23a98] mdt_getattr_name_lock at ffffffffa11ffe55 [mdt] #6 [ffff883eafe23b20] mdt_intent_getattr at ffffffffa1201480 [mdt] #7 [ffff883eafe23b60] mdt_intent_opc at ffffffffa11fd46b [mdt] #8 [ffff883eafe23bc0] mdt_intent_policy at ffffffffa1205d08 [mdt] #9 [ffff883eafe23bf8] ldlm_lock_enqueue at ffffffffa0bb22cd [ptlrpc] #10 [ffff883eafe23c50] ldlm_handle_enqueue0 at ffffffffa0bdbc13 [ptlrpc] #11 [ffff883eafe23ce0] tgt_enqueue at ffffffffa0c61622 [ptlrpc] #12 [ffff883eafe23d00] tgt_request_handle at ffffffffa0c6528a [ptlrpc] #13 [ffff883eafe23d48] ptlrpc_server_handle_request at ffffffffa0c0d6cb [ptlrpc] #14 [ffff883eafe23de8] ptlrpc_main at ffffffffa0c116b2 [ptlrpc] #15 [ffff883eafe23ec8] kthread at ffffffff810b1131 #16 [ffff883eafe23f50] ret_from_fork at ffffffff816a14f7 </pre> </div></div> LU-12357

LustreError: 34184:0:(osd_handler.c:1984:osd_object_release()) LBUG

Bug Major Resolved Duplicate Mikhail Pershin Mahmoud Hanafi Wed, 29 May 2019 18:59:21 +0000 Fri, 4 Dec 2020 03:50:59 +0000 Fri, 4 Dec 2020 03:50:59 +0000 Lustre 2.10.7 0 6 <p>Mike</p> <p>I believe that this is <a href="https://jira.whamcloud.com/browse/LU-8922" title="deactive MDT might cause 2 dir stripes created in the same MDT." class="issue-link" data-issue-key="LU-8922"><del>LU-8922</del></a> which you are already working on</p> <p>Peter</p> <p>The server was running with <a href="https://jira.whamcloud.com/browse/LU-8922" title="deactive MDT might cause 2 dir stripes created in the same MDT." class="issue-link" data-issue-key="LU-8922"><del>LU-8922</del></a> but sill hit the issue.</p> <p>Sorry for my typo - should be <a href="https://jira.whamcloud.com/browse/LU-8992" title="osd_object_release() LBUG" class="issue-link" data-issue-key="LU-8992"><del>LU-8992</del></a></p> <p>This assertion is removed with the patch <a href="https://review.whamcloud.com/40058" class="external-link" target="_blank" rel="nofollow noopener">https://review.whamcloud.com/40058</a> "<tt><a href="https://jira.whamcloud.com/browse/LU-13980" title="Kernel panic on OST after removing files under &#39;/O&#39; folder" class="issue-link" data-issue-key="LU-13980">LU-13980</a> osd: remove osd_object_release LASSERT</tt>".</p> Duplicate LU-8992 Related LU-13980 Development Rank 1|i00h6f: Rank (Obsolete) 9223372036854775807 Severity