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.PRDfD/vmlinux [TAINTED] DUMPFILE: /exports/testreports/68904/testresults/sanity-special2-zfs-rocky8.10_x86_64-rocky8.10_x86_64/oleg154-server-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Wed Aug 26 11:42:54 EDT 2026 UPTIME: 00:02:04 LOAD AVERAGE: 1.07, 0.49, 0.19 TASKS: 366 NODENAME: oleg154-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: 6674 COMMAND: "ll_ost_io00_000" TASK: ffff99ccc81ccf80 [THREAD_INFO: ffff99ccc81ccf80] CPU: 1 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 ata_generic 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 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 dns_resolver module mod: cannot find or load object file for crct10dif_pclmul module mod: cannot find or load object file for squashfs module mod: cannot find or load object file for intel_rapl_common 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 nfsv4 module mod: cannot find or load object file for auth_rpcgss module MODULE NAME BASE SIZE OBJECT FILE ffffffffc0637c80 fld ffffffffc0625000 126976 /tmp/crash-anaysis.PRDfD/modules/fld.ko ffffffffc0657740 ec ffffffffc0645000 81920 /tmp/crash-anaysis.PRDfD/modules/ec.ko mod: cannot find or load object file for spl module mod: cannot find or load object file for zfs module ffffffffc0fac740 libcfs ffffffffc0f8c000 225280 /tmp/crash-anaysis.PRDfD/modules/libcfs.ko ffffffffc109f3c0 lnet ffffffffc0fc4000 1490944 /tmp/crash-anaysis.PRDfD/modules/lnet.ko ffffffffc115a900 ksocklnd ffffffffc1131000 270336 /tmp/crash-anaysis.PRDfD/modules/ksocklnd.ko ffffffffc12bafc0 obdclass ffffffffc1174000 4415488 /tmp/crash-anaysis.PRDfD/modules/obdclass.ko ffffffffc18370c0 ptlrpc ffffffffc15ab000 4173824 /tmp/crash-anaysis.PRDfD/modules/ptlrpc.ko ffffffffc19f5880 ptlrpc_gss ffffffffc19a7000 524288 /tmp/crash-anaysis.PRDfD/modules/ptlrpc_gss.ko ffffffffc1a3aac0 fid ffffffffc1a28000 126976 /tmp/crash-anaysis.PRDfD/modules/fid.ko ffffffffc1a85080 lmv ffffffffc1a48000 372736 /tmp/crash-anaysis.PRDfD/modules/lmv.ko ffffffffc1b26300 osc ffffffffc1aa4000 790528 /tmp/crash-anaysis.PRDfD/modules/osc.ko ffffffffc1bbe9c0 lov ffffffffc1b66000 552960 /tmp/crash-anaysis.PRDfD/modules/lov.ko ffffffffc1c38b80 mdc ffffffffc1bee000 466944 /tmp/crash-anaysis.PRDfD/modules/mdc.ko ffffffffc1c7d000 mgc ffffffffc1c61000 184320 /tmp/crash-anaysis.PRDfD/modules/mgc.ko ffffffffc1cb05c0 obdecho ffffffffc1c8f000 225280 /tmp/crash-anaysis.PRDfD/modules/obdecho.ko ffffffffc1d81340 lfsck ffffffffc1cc7000 1081344 /tmp/crash-anaysis.PRDfD/modules/lfsck.ko ffffffffc1e50240 lquota ffffffffc1dd0000 786432 /tmp/crash-anaysis.PRDfD/modules/lquota.ko ffffffffc1efcb80 osd_zfs ffffffffc1e91000 659456 /tmp/crash-anaysis.PRDfD/modules/osd_zfs.ko ffffffffc1f96400 mgs ffffffffc1f33000 626688 /tmp/crash-anaysis.PRDfD/modules/mgs.ko ffffffffc2048080 mdd ffffffffc1fcd000 745472 /tmp/crash-anaysis.PRDfD/modules/mdd.ko ffffffffc2192940 mdt ffffffffc2084000 1654784 /tmp/crash-anaysis.PRDfD/modules/mdt.ko ffffffffc22c4480 lod ffffffffc2219000 1056768 /tmp/crash-anaysis.PRDfD/modules/lod.ko ffffffffc238be40 ofd ffffffffc231c000 692224 /tmp/crash-anaysis.PRDfD/modules/ofd.ko ffffffffc2421f80 osp ffffffffc23c6000 573440 /tmp/crash-anaysis.PRDfD/modules/osp.ko ffffffffc25874c0 lustre ffffffffc2453000 1908736 /tmp/crash-anaysis.PRDfD/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, 0xffff99ccc71e45e8) 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 130 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, 0xffff99ccc34459e8) 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 118 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, 0xffff99ccf94b55e8) 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 117 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, 0xffff99ccc5457228) 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 112 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 477 total debug pages from 4 CPUs to /tmp/crash-anaysis.PRDfD/lustre.bin