Whamcloud Community JIRA https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 [LU-4633] exception RIP: qsd_entry_iter_cb+29 https://jira.whamcloud.com/browse/LU-4633 Lustre <p>We seen a number of crashes with GPF. </p> <div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent"> <pre class="code-java">PID: 20770 TASK: ffff881cf939caa0 CPU: 24 COMMAND: <span class="code-quote">"lquota_wb_nbp7-"</span> #0 [ffff881f97119770] machine_kexec at ffffffff81035e8b /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/arch/x86/kernel/machine_kexec_64.c: 336 #1 [ffff881f971197d0] crash_kexec at ffffffff810c0492 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/kernel/kexec.c: 1121 #2 [ffff881f971198a0] kdb_kdump_check at ffffffff812858d7 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/kdb/kdbmain.c: 1214 #3 [ffff881f971198b0] kdb_main_loop at ffffffff81288ac7 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/kdb/kdbmain.c: 1322 #4 [ffff881f971199c0] kdb_save_running at ffffffff81282c2e /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/kdb/kdbsupport.c: 798 #5 [ffff881f971199d0] kdba_main_loop at ffffffff81463988 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/arch/x86/kdb/kdba_support.c: 980 #6 [ffff881f97119a10] kdb at ffffffff81285dc6 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/kdb/kdbmain.c: 2165 #7 [ffff881f97119a80] kdba_entry at ffffffff814632a7 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/arch/x86/kdb/kdba_support.c: 1264 #8 [ffff881f97119a90] notifier_call_chain at ffffffff81545255 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/kernel/notifier.c: 95 #9 [ffff881f97119ad0] atomic_notifier_call_chain at ffffffff815452ba /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/kernel/notifier.c: 192 #10 [ffff881f97119ae0] notify_die at ffffffff8109c28e /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/kernel/notifier.c: 573 #11 [ffff881f97119b10] __die at ffffffff81543122 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/arch/x86/kernel/dumpstack.c: 288 #12 [ffff881f97119b40] die at ffffffff8100f288 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/arch/x86/kernel/dumpstack.c: 325 #13 [ffff881f97119b70] do_general_protection at ffffffff81542d02 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/arch/x86/kernel/traps.c: 400 #14 [ffff881f97119ba0] general_protection at ffffffff81542495 /usr/src/debug/kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/arch/x86_64/kernel/entry.S [exception RIP: qsd_entry_iter_cb+29] RIP: ffffffffa0cde9bd RSP: ffff881f97119c50 RFLAGS: 00010206 RAX: 5a5a5a5a5a5a5a5a RBX: ffff880db16a9d80 RCX: ffff881f97119d1c RDX: ffff880db16a9d80 RSI: ffff881f97119c80 RDI: ffff881ffcc303c0 RBP: ffff881f97119c60 R8: 00000000fffffffb R9: ffff881cc8f56c00 R10: 0000000000000000 R11: 00000000000000be R12: ffff881f97119d1c R13: 0000000000000024 R14: 5a5a5a5a5a5a5a5a R15: ffffffffa0cde9a0 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 #15 [ffff881f97119c68] cfs_hash_for_each_tight at ffffffffa04e31c5 [libcfs] /usr/src/debug/lustre-2.4.1/libcfs/libcfs/hash.c: 1473 #16 [ffff881f97119cc8] cfs_hash_for_each_safe at ffffffffa04e33e3 [libcfs] /usr/src/debug/lustre-2.4.1/libcfs/libcfs/hash.c: 1540 #17 [ffff881f97119cd8] qsd_start_reint_thread at ffffffffa0cdf497 [lquota] /usr/src/debug/lustre-2.4.1/lustre/quota/lquota_internal.h: 275 #18 [ffff881f97119d58] qsd_ready at ffffffffa0ce69f8 [lquota] /usr/src/debug/lustre-2.4.1/lustre/quota/qsd_handler.c: 264 #19 [ffff881f97119d88] qsd_adjust at ffffffffa0ce7654 [lquota] /usr/src/debug/lustre-2.4.1/lustre/quota/lquota_internal.h: 275 #20 [ffff881f97119e08] qsd_upd_thread at ffffffffa0ce3a1f [lquota] /usr/src/debug/lustre-2.4.1/lustre/quota/qsd_writeback.c: 413 #21 [ffff881f97119f48] kernel_thread at ffffffff8100c0ca /usr/src/debug<span class="code-comment">////////kernel-lustre241-2.6.32-358.23.2.el6/linux-2.6.32-358.23.2.el6.20140115.x86_64/arch/x86/kernel/entry_64.S: 1213 </span> </pre> </div></div> RELEASE: 2.6.32-358.23.2.el6.20140115.x86_64.lustre241 LU-4633 exception RIP: qsd_entry_iter_cb+29 Bug Major Resolved Duplicate Zhenyu Xu Mahmoud Hanafi Fri, 14 Feb 2014 19:57:24 +0000 Wed, 19 Feb 2014 02:04:52 +0000 Tue, 18 Feb 2014 01:37:10 +0000 Lustre 2.4.1 0 5 <p>Bobijam</p> <p>Could you please look into this one?</p> <p>Thanks</p> <p>Peter</p> <p>Looks related to <a href="https://jira.whamcloud.com/browse/LU-4249" title="exception RIP: lqe64_hash_keycmp+12" class="issue-link" data-issue-key="LU-4249"><del>LU-4249</del></a></p> <p>dup of <a href="https://jira.whamcloud.com/browse/LU-4249" title="exception RIP: lqe64_hash_keycmp+12" class="issue-link" data-issue-key="LU-4249"><del>LU-4249</del></a></p> <p>Is rhis really a dup of <a href="https://jira.whamcloud.com/browse/LU-4249" title="exception RIP: lqe64_hash_keycmp+12" class="issue-link" data-issue-key="LU-4249"><del>LU-4249</del></a>? The stack trace looks different.</p> <p>they are different occurrence of the same cause: lqe hash entry messed up (use after release), so we think it's a dup.</p> Related LU-4249 Development Epic Rank 1|hzwf6n: Rank (Obsolete) 12680 Severity