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-7535 Lustre <p>lock handles are to be zeroed by the return from the intent</p> <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>05:20:43:LustreError: 31441:0:(mdt_handler.c:2712:mdt_lock_handle_fini()) ASSERTION( !lustre_handle_is_used(&amp;lh-&gt;mlh_reg_lh) ) failed: 05:20:43:LustreError: 31441:0:(mdt_handler.c:2712:mdt_lock_handle_fini()) LBUG 05:20:43:Pid: 31441, comm: mdt00_002 05:20:43: 05:20:43:Call Trace: 05:20:43: [&lt;ffffffffa05d2875&gt;] libcfs_debug_dumpstack+0x55/0x80 [libcfs] 05:20:43: [&lt;ffffffffa05d2e77&gt;] lbug_with_loc+0x47/0xb0 [libcfs] 05:20:43: [&lt;ffffffffa0e2f47b&gt;] mdt_lock_handle_fini+0x4b/0x80 [mdt] 05:20:43: [&lt;ffffffffa0e37390&gt;] mdt_thread_info_fini+0xe0/0x190 [mdt] 05:20:43: [&lt;ffffffffa0e3bee2&gt;] mdt_intent_policy+0xe2/0xc70 [mdt] 05:20:43: [&lt;ffffffffa06f18c7&gt;] ldlm_lock_enqueue+0x127/0x970 [ptlrpc] 05:20:43: [&lt;ffffffffa071f3d7&gt;] ldlm_handle_enqueue0+0x807/0x15a0 [ptlrpc] 05:20:43: [&lt;ffffffffa05de6c1&gt;] ? libcfs_debug_msg+0x41/0x50 [libcfs] 05:20:43: [&lt;ffffffffa07aa321&gt;] tgt_enqueue+0x61/0x230 [ptlrpc] 05:20:43: [&lt;ffffffffa07aadac&gt;] tgt_request_handle+0x8bc/0x12e0 [ptlrpc] 05:20:43: [&lt;ffffffffa0752691&gt;] ptlrpc_main+0xe41/0x1910 [ptlrpc] 05:20:43: [&lt;ffffffffa0751850&gt;] ? ptlrpc_main+0x0/0x1910 [ptlrpc] 05:20:43: [&lt;ffffffff810a0fce&gt;] kthread+0x9e/0xc0 05:20:43: [&lt;ffffffff8100c28a&gt;] child_rip+0xa/0x20 05:20:43: [&lt;ffffffff810a0f30&gt;] ? kthread+0x0/0xc0 05:20:43: [&lt;ffffffff8100c280&gt;] ? child_rip+0x0/0x20 05:20:43: 05:20:43:Kernel panic - not syncing: LBUG </pre> </div></div> LU-7535

mdt_intent_layout does not care about lock handles

Bug Major Resolved Fixed John Hammond Vitaly Fertman Thu, 10 Dec 2015 03:32:14 +0000 Wed, 1 Jun 2016 18:32:17 +0000 Wed, 6 Jan 2016 13:59:29 +0000 Lustre 2.8.0 Lustre 2.8.0 0 14 <p>Vitaly, could you provide some information about how you hit this problem.</p> <p>The failure occurred while running recovery-small test 130b to verify patch set 1 of <a href="http://review.whamcloud.com/17501" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/17501</a> for <a href="https://jira.whamcloud.com/browse/LU-7173" title="ldlm_lock_destroy_internal() LBUG encountered during 2.8 large scale testing" class="issue-link" data-issue-key="LU-7173"><del>LU-7173</del></a> under DNE configuration:<br/> <a href="https://testing.hpdd.intel.com/test_sessions/9246ab4e-9dc1-11e5-91b0-5254006e85c2" class="external-link" target="_blank" rel="nofollow noopener">https://testing.hpdd.intel.com/test_sessions/9246ab4e-9dc1-11e5-91b0-5254006e85c2</a></p> <p>John L. Hammond (john.hammond@intel.com) uploaded a new patch: <a href="http://review.whamcloud.com/17735" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/17735</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-7535" title="mdt_intent_layout does not care about lock handles" class="issue-link" data-issue-key="LU-7535"><del>LU-7535</del></a> test: avoid layout intent in recovery-small 130<span class="error">&#91;ab&#93;</span><br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 3f27751fa6851fdbbde31291bde4b284d7292194</p> <p>Another failure on master:<br/> 2016-01-04 10:59:15 - <a href="https://testing.hpdd.intel.com/test_sets/000486a0-b2ea-11e5-9134-5254006e85c2" class="external-link" target="_blank" rel="nofollow noopener">https://testing.hpdd.intel.com/test_sets/000486a0-b2ea-11e5-9134-5254006e85c2</a></p> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="http://review.whamcloud.com/17735/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/17735/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-7535" title="mdt_intent_layout does not care about lock handles" class="issue-link" data-issue-key="LU-7535"><del>LU-7535</del></a> mdt: clear the lock handle in mdt_intent_layout()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 86c0e7d98d52ebb5b6e7c4b50a40f60fe0769a03</p> <p>Landed for 2.8.0</p> Duplicate LU-7599 Related LU-7173 LU-8043 Development Rank 1|hzxvfb: Rank (Obsolete) 9223372036854775807 Severity