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-2728 Lustre <div class="preformatted panel" style="border-width: 1px;"><div class="preformattedContent panelContent"> <pre>PID: 17854 TASK: ffff8801922e0040 CPU: 3 COMMAND: "cat" #0 [ffff880199bff9e0] machine_kexec at ffffffff8103284b /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/arch/x86/kernel/machine_kexec_64.c: 336 #1 [ffff880199bffa40] crash_kexec at ffffffff810ba982 /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/kernel/kexec.c: 1106 #2 [ffff880199bffb10] oops_end at ffffffff81503430 /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/arch/x86/kernel/dumpstack.c: 242 #3 [ffff880199bffb40] no_context at ffffffff81043bfb /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/arch/x86/mm/fault.c: 698 #4 [ffff880199bffb90] __bad_area_nosemaphore at ffffffff81043e85 /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/arch/x86/mm/fault.c: 764 #5 [ffff880199bffbe0] bad_area at ffffffff81043fae /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/arch/x86/mm/fault.c: 793 #6 [ffff880199bffc10] __do_page_fault at ffffffff81044760 /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/arch/x86/mm/fault.c: 1140 #7 [ffff880199bffd30] do_page_fault at ffffffff8150540e /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/arch/x86/mm/fault.c: 1208 #8 [ffff880199bffd60] page_fault at ffffffff815027c5 /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/arch/x86_64/kernel/entry.S [exception RIP: fldb_seq_stop+13] RIP: ffffffffa043935d RSP: ffff880199bffe18 RFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff88014d869940 RCX: 0000000000001000 RDX: ffffffffa043e5e0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff880199bffe18 R8: 00000000000000d0 R9: 0000000080042000 R10: 0000000000000001 R11: 0000000000000000 R12: ffff8801811f4380 R13: 0000000000000000 R14: ffff88019fd10440 R15: ffff880199bffe60 ORIG_RAX: ffffffffffffffff CS: 0010 SS: 0018 #9 [ffff880199bffe20] seq_read at ffffffff8119f720 /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/fs/seq_file.c: 222 #10 [ffff880199bffea0] proc_reg_read at ffffffff811e27fe /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/fs/proc/inode.c: 202 #11 [ffff880199bffef0] vfs_read at ffffffff8117d4e5 /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/fs/read_write.c: 295 #12 [ffff880199bfff30] sys_read at ffffffff8117d621 /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/fs/read_write.c: 369 #13 [ffff880199bfff80] system_call_fastpath at ffffffff8100b0f2 /root/rpmbuild/BUILD/kernel-2.6.32-279.14.1.el6_lustre_gcov.x86_64/arch/x86/kernel/entry_64.S: 489 RIP: 0000003282eda360 RSP: 00007fff0fdcc2b0 RFLAGS: 00010206 RAX: 0000000000000000 RBX: ffffffff8100b0f2 RCX: 0000000001925030 RDX: 0000000000008000 RSI: 000000000191d000 RDI: 0000000000000005 RBP: 000000000191d000 R8: 000000328318dee8 R9: 0000000000000001 R10: 0000000000008fff R11: 0000000000000246 R12: ffffffffffff8000 R13: 0000000000000005 R14: 0000000000008000 R15: 0000000000000005 ORIG_RAX: 0000000000000000 CS: 0033 SS: 002b </pre> </div></div> LU-2728

Oops reading /proc/fs/lustre/fld/srv-lustre-OST0001/fldb

Bug Blocker Resolved Fixed John Hammond John Hammond LB Thu, 31 Jan 2013 15:23:41 +0000 Tue, 5 Feb 2013 16:43:33 +0000 Tue, 5 Feb 2013 16:43:33 +0000 Lustre 2.4.0 Lustre 2.4.0 0 2 <p>Please see <a href="http://review.whamcloud.com/5238" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/5238</a>.</p> <p>Landed for 2.4</p> Development Rank 1|hzvie7: Rank (Obsolete) 6630 Severity