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.nI9aL/vmlinux [TAINTED] DUMPFILE: /exports/testreports/68904/testresults/sanity-special6-zfs-rocky8.10_x86_64-rocky8.10_x86_64/oleg118-server-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Wed Aug 26 11:39:00 EDT 2026 UPTIME: 00:02:08 LOAD AVERAGE: 0.85, 0.40, 0.15 TASKS: 362 NODENAME: oleg118-server.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: 6667 COMMAND: "ll_ost_io00_000" TASK: ffff9e0987368000 [THREAD_INFO: ffff9e0987368000] CPU: 0 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 serio_raw module mod: cannot find or load object file for ghash_clmulni_intel module mod: cannot find or load object file for crc32_pclmul module mod: cannot find or load object file for i2c_piix4 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 crc32c_intel module mod: cannot find or load object file for crct10dif_pclmul module mod: cannot find or load object file for intel_rapl_msr module mod: cannot find or load object file for ata_generic 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 rpcsec_gss_krb5 module mod: cannot find or load object file for sb_edac module mod: cannot find or load object file for rapl 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 ffffffffc0599c80 fld ffffffffc0587000 126976 /tmp/crash-anaysis.nI9aL/modules/fld.ko mod: cannot find or load object file for spl module mod: cannot find or load object file for zfs module ffffffffc0f00740 libcfs ffffffffc0ee0000 225280 /tmp/crash-anaysis.nI9aL/modules/libcfs.ko ffffffffc0ff33c0 lnet ffffffffc0f18000 1490944 /tmp/crash-anaysis.nI9aL/modules/lnet.ko ffffffffc10ae900 ksocklnd ffffffffc1085000 270336 /tmp/crash-anaysis.nI9aL/modules/ksocklnd.ko ffffffffc120efc0 obdclass ffffffffc10c8000 4415488 /tmp/crash-anaysis.nI9aL/modules/obdclass.ko ffffffffc178b0c0 ptlrpc ffffffffc14ff000 4173824 /tmp/crash-anaysis.nI9aL/modules/ptlrpc.ko ffffffffc1949880 ptlrpc_gss ffffffffc18fb000 524288 /tmp/crash-anaysis.nI9aL/modules/ptlrpc_gss.ko ffffffffc198eac0 fid ffffffffc197c000 126976 /tmp/crash-anaysis.nI9aL/modules/fid.ko ffffffffc19ae740 ec ffffffffc199c000 81920 /tmp/crash-anaysis.nI9aL/modules/ec.ko ffffffffc19ee080 lmv ffffffffc19b1000 372736 /tmp/crash-anaysis.nI9aL/modules/lmv.ko ffffffffc1a8f300 osc ffffffffc1a0d000 790528 /tmp/crash-anaysis.nI9aL/modules/osc.ko ffffffffc1b279c0 lov ffffffffc1acf000 552960 /tmp/crash-anaysis.nI9aL/modules/lov.ko ffffffffc1ba1b80 mdc ffffffffc1b57000 466944 /tmp/crash-anaysis.nI9aL/modules/mdc.ko ffffffffc1be6000 mgc ffffffffc1bca000 184320 /tmp/crash-anaysis.nI9aL/modules/mgc.ko ffffffffc1c195c0 obdecho ffffffffc1bf8000 225280 /tmp/crash-anaysis.nI9aL/modules/obdecho.ko ffffffffc1cea340 lfsck ffffffffc1c30000 1081344 /tmp/crash-anaysis.nI9aL/modules/lfsck.ko ffffffffc1db9240 lquota ffffffffc1d39000 786432 /tmp/crash-anaysis.nI9aL/modules/lquota.ko ffffffffc1e65b80 osd_zfs ffffffffc1dfa000 659456 /tmp/crash-anaysis.nI9aL/modules/osd_zfs.ko ffffffffc1eff400 mgs ffffffffc1e9c000 626688 /tmp/crash-anaysis.nI9aL/modules/mgs.ko ffffffffc1fb1080 mdd ffffffffc1f36000 745472 /tmp/crash-anaysis.nI9aL/modules/mdd.ko ffffffffc20fb940 mdt ffffffffc1fed000 1654784 /tmp/crash-anaysis.nI9aL/modules/mdt.ko ffffffffc222d480 lod ffffffffc2182000 1056768 /tmp/crash-anaysis.nI9aL/modules/lod.ko ffffffffc22f4e40 ofd ffffffffc2285000 692224 /tmp/crash-anaysis.nI9aL/modules/ofd.ko ffffffffc238af80 osp ffffffffc232f000 573440 /tmp/crash-anaysis.nI9aL/modules/osp.ko ffffffffc24f04c0 lustre ffffffffc23bc000 1908736 /tmp/crash-anaysis.nI9aL/modules/lustre.ko 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, 0xffff9e0983c988e8) 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 148 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, 0xffff9e09843fb4c8) 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 133 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, 0xffff9e09b2170628) 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 99 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, 0xffff9e09b96e0788) 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 98 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 478 total debug pages from 4 CPUs to /tmp/crash-anaysis.nI9aL/lustre.bin