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-7402 Lustre <p>In <tt>ll_atomic_open()</tt> and <tt>ll_lookup_nd()</tt> if the file is a FIFO then we drop a reference on the request pointed to by it_data but we do not clear DISP_ENQ_OPEN_REF leading to a double free/reference drop of the request in ll_intent_release(). These cases are unreachable in practice because of OBD_CONNECT_NODEVOH.</p> LU-7402

double free of request in ll_atomic_open() and ll_lookup_nd()

Bug Minor Resolved Fixed John Hammond John Hammond Fri, 6 Nov 2015 15:39:10 +0000 Wed, 27 Apr 2016 16:00:24 +0000 Wed, 27 Apr 2016 16:00:24 +0000 Lustre 2.8.0 Lustre 2.9.0 0 4 <p>John L. Hammond (john.hammond@intel.com) uploaded a new patch: <a href="http://review.whamcloud.com/17068" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/17068</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-7402" title="double free of request in ll_atomic_open() and ll_lookup_nd()" class="issue-link" data-issue-key="LU-7402"><del>LU-7402</del></a> llite: correct request handling after ll_lookup_it()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: 1<br/> Commit: 2496039f3ac7982ea568a3fe39cae4c6b82ffd4f</p> <p>Assigning to John as there is already a patch in flight.</p> <p>Oleg Drokin (oleg.drokin@intel.com) merged in patch <a href="http://review.whamcloud.com/17068/" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/17068/</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-7402" title="double free of request in ll_atomic_open() and ll_lookup_nd()" class="issue-link" data-issue-key="LU-7402"><del>LU-7402</del></a> llite: correct request handling after ll_lookup_it()<br/> Project: fs/lustre-release<br/> Branch: master<br/> Current Patch Set: <br/> Commit: 52f06644d6c7b9c72e42f45a39f695b4a1e7bf2d</p> <p>Landed to master for 2.9.0</p> Development Rank 1|hzxsh3: Rank (Obsolete) 9223372036854775807 Severity