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.ouvdL/vmlinux [TAINTED] DUMPFILE: /exports/testreports/63885/testresults/runtests-zfs-rocky8.10_x86_64-rocky8.10_x86_64/oleg201-server-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Sun May 17 21:45:14 EDT 2026 UPTIME: 00:10:29 LOAD AVERAGE: 2.10, 1.56, 0.92 TASKS: 261 NODENAME: oleg201-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: 14476 COMMAND: "mount.lustre" TASK: ffffa02252100000 [THREAD_INFO: ffffa02252100000] CPU: 2 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 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 ata_piix module mod: cannot find or load object file for intel_rapl_msr module mod: cannot find or load object file for pcspkr module mod: cannot find or load object file for rapl 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 sb_edac 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 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 ffffffffc06b64c0 libcfs ffffffffc0696000 225280 /tmp/crash-anaysis.ouvdL/modules/libcfs.ko mod: cannot find or load object file for spl module mod: cannot find or load object file for zfs module ffffffffc10d4e00 lnet ffffffffc0ffd000 1466368 /tmp/crash-anaysis.ouvdL/modules/lnet.ko ffffffffc118eb80 ksocklnd ffffffffc1164000 278528 /tmp/crash-anaysis.ouvdL/modules/ksocklnd.ko ffffffffc12eadc0 obdclass ffffffffc11a9000 4362240 /tmp/crash-anaysis.ouvdL/modules/obdclass.ko ffffffffc1867480 ptlrpc ffffffffc15d3000 4222976 /tmp/crash-anaysis.ouvdL/modules/ptlrpc.ko ffffffffc1a2a780 ptlrpc_gss ffffffffc19db000 528384 /tmp/crash-anaysis.ouvdL/modules/ptlrpc_gss.ko ffffffffc1a72000 fld ffffffffc1a5d000 135168 /tmp/crash-anaysis.ouvdL/modules/fld.ko ffffffffc1a91bc0 fid ffffffffc1a7f000 126976 /tmp/crash-anaysis.ouvdL/modules/fid.ko ffffffffc1aa1280 ec ffffffffc1a9f000 16384 /tmp/crash-anaysis.ouvdL/modules/ec.ko ffffffffc1adffc0 lmv ffffffffc1aa4000 368640 /tmp/crash-anaysis.ouvdL/modules/lmv.ko ffffffffc1b75e80 osc ffffffffc1aff000 724992 /tmp/crash-anaysis.ouvdL/modules/osc.ko ffffffffc1c08640 lov ffffffffc1bb1000 548864 /tmp/crash-anaysis.ouvdL/modules/lov.ko ffffffffc1c80980 mdc ffffffffc1c38000 454656 /tmp/crash-anaysis.ouvdL/modules/mdc.ko ffffffffc1cc3b80 mgc ffffffffc1ca8000 180224 /tmp/crash-anaysis.ouvdL/modules/mgc.ko ffffffffc1cf75c0 obdecho ffffffffc1cd5000 229376 /tmp/crash-anaysis.ouvdL/modules/obdecho.ko ffffffffc1dd63c0 lfsck ffffffffc1d0e000 1163264 /tmp/crash-anaysis.ouvdL/modules/lfsck.ko ffffffffc1ea2d00 lquota ffffffffc1e2b000 729088 /tmp/crash-anaysis.ouvdL/modules/lquota.ko ffffffffc1f49b80 osd_zfs ffffffffc1ede000 659456 /tmp/crash-anaysis.ouvdL/modules/osd_zfs.ko ffffffffc1fe3540 mgs ffffffffc1f80000 626688 /tmp/crash-anaysis.ouvdL/modules/mgs.ko ffffffffc20b6880 mdd ffffffffc201a000 933888 /tmp/crash-anaysis.ouvdL/modules/mdd.ko ffffffffc22114c0 mdt ffffffffc20ff000 1679360 /tmp/crash-anaysis.ouvdL/modules/mdt.ko ffffffffc2346a00 lod ffffffffc229a000 1060864 /tmp/crash-anaysis.ouvdL/modules/lod.ko ffffffffc2405480 ofd ffffffffc239e000 634880 /tmp/crash-anaysis.ouvdL/modules/ofd.ko ffffffffc2497380 osp ffffffffc243a000 581632 /tmp/crash-anaysis.ouvdL/modules/osp.ko ffffffffc25fd100 lustre ffffffffc24c9000 1900544 /tmp/crash-anaysis.ouvdL/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, 0xffffa02242bb1fe8) 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 1024 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, 0xffffa022813588e8) 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 1024 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, 0xffffa021418807a8) 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 1024 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, 0xffffa02253db0b68) 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 1024 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, 0xffffa0225086f748) 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, 0xffffa0224659e0c8) 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, 0xffffa02247f57808) 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, 0xffffa02253d74388) 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 4100 total debug pages from 4 CPUs to /tmp/crash-anaysis.ouvdL/lustre.bin