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.DLXqY/vmlinux [TAINTED] DUMPFILE: /exports/testreports/68904/testresults/sanity-special1-zfs-DNE-rocky8.10_x86_64-rocky8.10_x86_64/oleg118-server-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Wed Aug 26 11:44:28 EDT 2026 UPTIME: 00:02:16 LOAD AVERAGE: 0.73, 0.40, 0.16 TASKS: 420 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: 8059 COMMAND: "ll_ost_io00_000" TASK: ffff956f7ecccf80 [THREAD_INFO: ffff956f7ecccf80] 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_region_hash module mod: cannot find or load object file for dm_log 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 ata_generic 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 ata_piix module mod: cannot find or load object file for intel_rapl_msr module mod: cannot find or load object file for serio_raw module mod: cannot find or load object file for crct10dif_pclmul module mod: cannot find or load object file for pcspkr 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 rapl 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 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 ffffffffc0464c80 fld ffffffffc0452000 126976 /tmp/crash-anaysis.DLXqY/modules/fld.ko ffffffffc0484740 ec ffffffffc0472000 81920 /tmp/crash-anaysis.DLXqY/modules/ec.ko mod: cannot find or load object file for spl module mod: cannot find or load object file for zfs module ffffffffc0dd9740 libcfs ffffffffc0db9000 225280 /tmp/crash-anaysis.DLXqY/modules/libcfs.ko ffffffffc0ecc3c0 lnet ffffffffc0df1000 1490944 /tmp/crash-anaysis.DLXqY/modules/lnet.ko ffffffffc0f87900 ksocklnd ffffffffc0f5e000 270336 /tmp/crash-anaysis.DLXqY/modules/ksocklnd.ko ffffffffc10e7fc0 obdclass ffffffffc0fa1000 4415488 /tmp/crash-anaysis.DLXqY/modules/obdclass.ko ffffffffc16640c0 ptlrpc ffffffffc13d8000 4173824 /tmp/crash-anaysis.DLXqY/modules/ptlrpc.ko ffffffffc1822880 ptlrpc_gss ffffffffc17d4000 524288 /tmp/crash-anaysis.DLXqY/modules/ptlrpc_gss.ko ffffffffc1867ac0 fid ffffffffc1855000 126976 /tmp/crash-anaysis.DLXqY/modules/fid.ko ffffffffc18b2080 lmv ffffffffc1875000 372736 /tmp/crash-anaysis.DLXqY/modules/lmv.ko ffffffffc1953300 osc ffffffffc18d1000 790528 /tmp/crash-anaysis.DLXqY/modules/osc.ko ffffffffc19eb9c0 lov ffffffffc1993000 552960 /tmp/crash-anaysis.DLXqY/modules/lov.ko ffffffffc1a65b80 mdc ffffffffc1a1b000 466944 /tmp/crash-anaysis.DLXqY/modules/mdc.ko ffffffffc1aaa000 mgc ffffffffc1a8e000 184320 /tmp/crash-anaysis.DLXqY/modules/mgc.ko ffffffffc1add5c0 obdecho ffffffffc1abc000 225280 /tmp/crash-anaysis.DLXqY/modules/obdecho.ko ffffffffc1bae340 lfsck ffffffffc1af4000 1081344 /tmp/crash-anaysis.DLXqY/modules/lfsck.ko ffffffffc1c7d240 lquota ffffffffc1bfd000 786432 /tmp/crash-anaysis.DLXqY/modules/lquota.ko ffffffffc1d29b80 osd_zfs ffffffffc1cbe000 659456 /tmp/crash-anaysis.DLXqY/modules/osd_zfs.ko ffffffffc1dc3400 mgs ffffffffc1d60000 626688 /tmp/crash-anaysis.DLXqY/modules/mgs.ko ffffffffc1e75080 mdd ffffffffc1dfa000 745472 /tmp/crash-anaysis.DLXqY/modules/mdd.ko ffffffffc1fbf940 mdt ffffffffc1eb1000 1654784 /tmp/crash-anaysis.DLXqY/modules/mdt.ko ffffffffc20f1480 lod ffffffffc2046000 1056768 /tmp/crash-anaysis.DLXqY/modules/lod.ko ffffffffc21b8e40 ofd ffffffffc2149000 692224 /tmp/crash-anaysis.DLXqY/modules/ofd.ko ffffffffc224ef80 osp ffffffffc21f3000 573440 /tmp/crash-anaysis.DLXqY/modules/osp.ko ffffffffc23b44c0 lustre ffffffffc2280000 1908736 /tmp/crash-anaysis.DLXqY/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, 0xffff956f47fb8c48) 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 224 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, 0xffff956f432a8748) 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 181 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, 0xffff956f452899c8) 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 128 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, 0xffff956f461f0428) 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 156 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 689 total debug pages from 4 CPUs to /tmp/crash-anaysis.DLXqY/lustre.bin