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.hojGC/vmlinux [TAINTED] DUMPFILE: /exports/testreports/64607/testresults/sanity-hsm-zfs-rocky8.10_x86_64-rocky8.10_x86_64/oleg406-server-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Tue Jun 2 21:14:35 EDT 2026 UPTIME: 00:05:07 LOAD AVERAGE: 0.97, 1.04, 0.49 TASKS: 359 NODENAME: oleg406-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: 11365 COMMAND: "mdt00_004" TASK: ffff9798f7fd8000 [THREAD_INFO: ffff9798f7fd8000] 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_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 crc32c_intel module mod: cannot find or load object file for crct10dif_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 intel_rapl_msr module mod: cannot find or load object file for serio_raw module mod: cannot find or load object file for crc32_pclmul module mod: cannot find or load object file for ghash_clmulni_intel module mod: cannot find or load object file for pcspkr module mod: cannot find or load object file for sb_edac module mod: cannot find or load object file for ata_piix 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 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 ffffffffc06bb000 fld ffffffffc06a6000 135168 /tmp/crash-anaysis.hojGC/modules/fld.ko ffffffffc06da740 ec ffffffffc06c8000 81920 /tmp/crash-anaysis.hojGC/modules/ec.ko mod: cannot find or load object file for spl module mod: cannot find or load object file for zfs module ffffffffc102d940 libcfs ffffffffc100d000 233472 /tmp/crash-anaysis.hojGC/modules/libcfs.ko ffffffffc111eac0 lnet ffffffffc1047000 1466368 /tmp/crash-anaysis.hojGC/modules/lnet.ko ffffffffc11d78c0 ksocklnd ffffffffc11ae000 270336 /tmp/crash-anaysis.hojGC/modules/ksocklnd.ko ffffffffc1333540 obdclass ffffffffc11f1000 4374528 /tmp/crash-anaysis.hojGC/modules/obdclass.ko ffffffffc18ad240 ptlrpc ffffffffc161e000 4190208 /tmp/crash-anaysis.hojGC/modules/ptlrpc.ko ffffffffc1a6a5c0 ptlrpc_gss ffffffffc1a1e000 512000 /tmp/crash-anaysis.hojGC/modules/ptlrpc_gss.ko ffffffffc1aaebc0 fid ffffffffc1a9c000 126976 /tmp/crash-anaysis.hojGC/modules/fid.ko ffffffffc1af9000 lmv ffffffffc1abc000 372736 /tmp/crash-anaysis.hojGC/modules/lmv.ko ffffffffc1b8dd00 osc ffffffffc1b18000 712704 /tmp/crash-anaysis.hojGC/modules/osc.ko ffffffffc1c1d580 lov ffffffffc1bc7000 540672 /tmp/crash-anaysis.hojGC/modules/lov.ko ffffffffc1c96b80 mdc ffffffffc1c4c000 466944 /tmp/crash-anaysis.hojGC/modules/mdc.ko ffffffffc1cdb080 mgc ffffffffc1cbf000 184320 /tmp/crash-anaysis.hojGC/modules/mgc.ko ffffffffc1d0e580 obdecho ffffffffc1ced000 221184 /tmp/crash-anaysis.hojGC/modules/obdecho.ko ffffffffc1deb040 lfsck ffffffffc1d24000 1159168 /tmp/crash-anaysis.hojGC/modules/lfsck.ko ffffffffc1ec3e80 lquota ffffffffc1e40000 806912 /tmp/crash-anaysis.hojGC/modules/lquota.ko ffffffffc1f70c80 osd_zfs ffffffffc1f06000 655360 /tmp/crash-anaysis.hojGC/modules/osd_zfs.ko ffffffffc200a740 mgs ffffffffc1fa7000 626688 /tmp/crash-anaysis.hojGC/modules/mgs.ko ffffffffc20c7380 mdd ffffffffc2041000 806912 /tmp/crash-anaysis.hojGC/modules/mdd.ko ffffffffc22172c0 mdt ffffffffc2107000 1662976 /tmp/crash-anaysis.hojGC/modules/mdt.ko ffffffffc234c2c0 lod ffffffffc229e000 1073152 /tmp/crash-anaysis.hojGC/modules/lod.ko ffffffffc240c8c0 ofd ffffffffc23a5000 638976 /tmp/crash-anaysis.hojGC/modules/ofd.ko ffffffffc249f5c0 osp ffffffffc2442000 581632 /tmp/crash-anaysis.hojGC/modules/osp.ko ffffffffc2602d40 lustre ffffffffc24d1000 1896448 /tmp/crash-anaysis.hojGC/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, 0xffff9798c9b246a8) 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 203 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, 0xffff9798c542d8a8) 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 197 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, 0xffff9798c67ca168) 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 221 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, 0xffff9798d49e05e8) 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 212 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_trace_pages(0, 5, 0xffff9798d4966908) 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 1 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_trace_pages(1, 5, 0xffff9798d19a3ba8) 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 1 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_trace_pages(2, 5, 0xffff9798c90ebe88) 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 1 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_trace_pages(3, 5, 0xffff9798d49c3fa8) 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 1 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 837 total debug pages from 4 CPUs to /tmp/crash-anaysis.hojGC/lustre.bin