crash 8.0.0++ Copyright (C) 2002-2021 Red Hat, Inc. Copyright (C) 2004, 2005, 2006, 2010 IBM Corporation Copyright (C) 1999-2006 Hewlett-Packard Co Copyright (C) 2005, 2006, 2011, 2012 Fujitsu Limited Copyright (C) 2006, 2007 VA Linux Systems Japan K.K. Copyright (C) 2005, 2011, 2020-2021 NEC Corporation Copyright (C) 1999, 2002, 2007 Silicon Graphics, Inc. Copyright (C) 1999, 2000, 2001, 2002 Mission Critical Linux, Inc. Copyright (C) 2015, 2021 VMware, Inc. This program is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Enter "help copying" to see the conditions. This program has absolutely no warranty. Enter "help warranty" for details. NOTE: stdin: not a tty GNU gdb (GDB) 10.2 Copyright (C) 2021 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-pc-linux-gnu". Type "show configuration" for configuration details. Find the GDB manual and other documentation resources online at: . For help, type "help". Type "apropos word" to search for commands related to "word"... please wait... (gathering kmem slab cache data) please wait... (gathering module symbol data) please wait... (gathering task table data) please wait... (determining panic task) KERNEL: /tmp/crash-anaysis.2qBCW/vmlinux [TAINTED] DUMPFILE: /exports/testreports/69968/testresults/sanity-sec-zfs-rocky8.10_x86_64-rocky8.10_x86_64/oleg621-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Wed Sep 9 16:55:57 EDT 2026 UPTIME: 00:52:24 LOAD AVERAGE: 1.09, 1.03, 0.74 TASKS: 174 NODENAME: oleg621-client.virtnet RELEASE: 4.18.0rh8.10-debug VERSION: #2 SMP Mon Jul 14 01:24:22 EDT 2025 MACHINE: x86_64 (2399 Mhz) MEMORY: 4.1 GB PANIC: "Kernel panic - not syncing: LBUG" PID: 73558 COMMAND: "mkdir" TASK: ffff9006904e8000 [THREAD_INFO: ffff9006904e8000] CPU: 3 STATE: TASK_RUNNING (PANIC) Setting scroll off while initializing PyKdump /usr/local/crash/mpykdump.so: shared object loaded ./lustre.so: shared object loaded mod: cannot find or load object file for sha512_generic module mod: cannot find or load object file for sha512_ssse3 module mod: cannot find or load object file for dm_mod module mod: cannot find or load object file for dm_log module mod: cannot find or load object file for dm_region_hash module mod: cannot find or load object file for dm_mirror module mod: cannot find or load object file for libata module mod: cannot find or load object file for ghash_clmulni_intel module mod: cannot find or load object file for crct10dif_pclmul module mod: cannot find or load object file for crc32_pclmul module mod: cannot find or load object file for ata_generic module mod: cannot find or load object file for i2c_piix4 module mod: cannot find or load object file for serio_raw module mod: cannot find or load object file for pcspkr module mod: cannot find or load object file for ata_piix module mod: cannot find or load object file for rapl module mod: cannot find or load object file for intel_rapl_msr module mod: cannot find or load object file for crc32c_intel module mod: cannot find or load object file for squashfs module mod: cannot find or load object file for dns_resolver module mod: cannot find or load object file for sb_edac module mod: cannot find or load object file for rpcsec_gss_krb5 module mod: cannot find or load object file for intel_rapl_common module mod: cannot find or load object file for nfsv4 module mod: cannot find or load object file for auth_rpcgss module MODULE NAME BASE SIZE OBJECT FILE ffffffffc04df780 libcfs ffffffffc04bf000 233472 /tmp/crash-anaysis.2qBCW/modules/libcfs.ko ffffffffc060a4c0 lnet ffffffffc052f000 1495040 /tmp/crash-anaysis.2qBCW/modules/lnet.ko ffffffffc06c6900 ksocklnd ffffffffc069d000 270336 /tmp/crash-anaysis.2qBCW/modules/ksocklnd.ko ffffffffc0822080 obdclass ffffffffc06e0000 4382720 /tmp/crash-anaysis.2qBCW/modules/obdclass.ko ffffffffc0d9fa40 ptlrpc ffffffffc0b0f000 4206592 /tmp/crash-anaysis.2qBCW/modules/ptlrpc.ko ffffffffc0f6b740 ptlrpc_gss ffffffffc0f13000 593920 /tmp/crash-anaysis.2qBCW/modules/ptlrpc_gss.ko ffffffffc0fb7c80 fld ffffffffc0fa5000 126976 /tmp/crash-anaysis.2qBCW/modules/fld.ko ffffffffc0fd7ac0 fid ffffffffc0fc5000 126976 /tmp/crash-anaysis.2qBCW/modules/fid.ko ffffffffc0ff7740 ec ffffffffc0fe5000 81920 /tmp/crash-anaysis.2qBCW/modules/ec.ko ffffffffc1037080 lmv ffffffffc0ffa000 372736 /tmp/crash-anaysis.2qBCW/modules/lmv.ko ffffffffc10cbd00 osc ffffffffc1056000 716800 /tmp/crash-anaysis.2qBCW/modules/osc.ko ffffffffc115d780 lov ffffffffc1106000 548864 /tmp/crash-anaysis.2qBCW/modules/lov.ko ffffffffc11d7b80 mdc ffffffffc118d000 466944 /tmp/crash-anaysis.2qBCW/modules/mdc.ko ffffffffc121c000 mgc ffffffffc1200000 184320 /tmp/crash-anaysis.2qBCW/modules/mgc.ko ffffffffc1250740 obdecho ffffffffc122e000 229376 /tmp/crash-anaysis.2qBCW/modules/obdecho.ko ffffffffc13210c0 lfsck ffffffffc1267000 1077248 /tmp/crash-anaysis.2qBCW/modules/lfsck.ko ffffffffc13ef240 lquota ffffffffc136f000 786432 /tmp/crash-anaysis.2qBCW/modules/lquota.ko ffffffffc1493380 mgs ffffffffc1430000 626688 /tmp/crash-anaysis.2qBCW/modules/mgs.ko ffffffffc1545080 mdd ffffffffc14ca000 745472 /tmp/crash-anaysis.2qBCW/modules/mdd.ko ffffffffc168f900 mdt ffffffffc1581000 1654784 /tmp/crash-anaysis.2qBCW/modules/mdt.ko ffffffffc17c0240 lod ffffffffc1716000 1048576 /tmp/crash-anaysis.2qBCW/modules/lod.ko ffffffffc1879800 ofd ffffffffc1817000 610304 /tmp/crash-anaysis.2qBCW/modules/ofd.ko ffffffffc1908f80 osp ffffffffc18ad000 573440 /tmp/crash-anaysis.2qBCW/modules/osp.ko ffffffffc1a6e9c0 lustre ffffffffc193a000 1912832 /tmp/crash-anaysis.2qBCW/modules/lustre.ko mod: cannot find or load object file for cts module lustre_walk_cpus(0, 5, 1) cmd p (*cfs_trace_data[0])[0].tcd.tcd_cur_pages // p (*cfs_trace_data[0])[0].tcd.tcd_pages.next lustre_walk_trace_pages(0, 5, 0xffff9006833ba1a8) lustre_walk_cpus(0, 5, 2) cmd p (*cfs_trace_data[0])[0].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[0])[0].tcd.tcd_daemon_pages.next lustre: Dumped 22 debug pages from type 0 - CPU 0 lustre_walk_cpus(1, 5, 1) cmd p (*cfs_trace_data[0])[1].tcd.tcd_cur_pages // p (*cfs_trace_data[0])[1].tcd.tcd_pages.next lustre_walk_trace_pages(1, 5, 0xffff9006909eec88) lustre_walk_cpus(1, 5, 2) cmd p (*cfs_trace_data[0])[1].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[0])[1].tcd.tcd_daemon_pages.next lustre: Dumped 24 debug pages from type 0 - CPU 1 lustre_walk_cpus(2, 5, 1) cmd p (*cfs_trace_data[0])[2].tcd.tcd_cur_pages // p (*cfs_trace_data[0])[2].tcd.tcd_pages.next lustre_walk_trace_pages(2, 5, 0xffff9006909e9248) lustre_walk_cpus(2, 5, 2) cmd p (*cfs_trace_data[0])[2].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[0])[2].tcd.tcd_daemon_pages.next lustre: Dumped 12 debug pages from type 0 - CPU 2 lustre_walk_cpus(3, 5, 1) cmd p (*cfs_trace_data[0])[3].tcd.tcd_cur_pages // p (*cfs_trace_data[0])[3].tcd.tcd_pages.next lustre_walk_trace_pages(3, 5, 0xffff9006909b2a48) lustre_walk_cpus(3, 5, 2) cmd p (*cfs_trace_data[0])[3].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[0])[3].tcd.tcd_daemon_pages.next lustre: Dumped 12 debug pages from type 0 - CPU 3 lustre_walk_cpus(0, 5, 1) cmd p (*cfs_trace_data[1])[0].tcd.tcd_cur_pages // p (*cfs_trace_data[1])[0].tcd.tcd_pages.next lustre_walk_cpus(0, 5, 2) cmd p (*cfs_trace_data[1])[0].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[1])[0].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 1 - CPU 0 lustre_walk_cpus(1, 5, 1) cmd p (*cfs_trace_data[1])[1].tcd.tcd_cur_pages // p (*cfs_trace_data[1])[1].tcd.tcd_pages.next lustre_walk_cpus(1, 5, 2) cmd p (*cfs_trace_data[1])[1].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[1])[1].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 1 - CPU 1 lustre_walk_cpus(2, 5, 1) cmd p (*cfs_trace_data[1])[2].tcd.tcd_cur_pages // p (*cfs_trace_data[1])[2].tcd.tcd_pages.next lustre_walk_cpus(2, 5, 2) cmd p (*cfs_trace_data[1])[2].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[1])[2].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 1 - CPU 2 lustre_walk_cpus(3, 5, 1) cmd p (*cfs_trace_data[1])[3].tcd.tcd_cur_pages // p (*cfs_trace_data[1])[3].tcd.tcd_pages.next lustre_walk_cpus(3, 5, 2) cmd p (*cfs_trace_data[1])[3].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[1])[3].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 1 - CPU 3 lustre_walk_cpus(0, 5, 1) cmd p (*cfs_trace_data[2])[0].tcd.tcd_cur_pages // p (*cfs_trace_data[2])[0].tcd.tcd_pages.next lustre_walk_cpus(0, 5, 2) cmd p (*cfs_trace_data[2])[0].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[2])[0].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 2 - CPU 0 lustre_walk_cpus(1, 5, 1) cmd p (*cfs_trace_data[2])[1].tcd.tcd_cur_pages // p (*cfs_trace_data[2])[1].tcd.tcd_pages.next lustre_walk_cpus(1, 5, 2) cmd p (*cfs_trace_data[2])[1].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[2])[1].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 2 - CPU 1 lustre_walk_cpus(2, 5, 1) cmd p (*cfs_trace_data[2])[2].tcd.tcd_cur_pages // p (*cfs_trace_data[2])[2].tcd.tcd_pages.next lustre_walk_cpus(2, 5, 2) cmd p (*cfs_trace_data[2])[2].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[2])[2].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 2 - CPU 2 lustre_walk_cpus(3, 5, 1) cmd p (*cfs_trace_data[2])[3].tcd.tcd_cur_pages // p (*cfs_trace_data[2])[3].tcd.tcd_pages.next lustre_walk_cpus(3, 5, 2) cmd p (*cfs_trace_data[2])[3].tcd.tcd_cur_daemon_pages // p (*cfs_trace_data[2])[3].tcd.tcd_daemon_pages.next lustre: Dumped 0 debug pages from type 2 - CPU 3 lustre: Dumped 70 total debug pages from 4 CPUs to /tmp/crash-anaysis.2qBCW/lustre.bin