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.aitGy/vmlinux [TAINTED] DUMPFILE: /exports/testreports/52899/testresults/sanity1-zfs-centos7_x86_64-centos7_x86_64-retry1/oleg447-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Sun Jun 22 08:16:49 EDT 2025 UPTIME: 01:02:42 LOAD AVERAGE: 1.29, 1.08, 1.04 TASKS: 167 NODENAME: oleg447-client.virtnet RELEASE: 3.10.0-7.9-debug VERSION: #1 SMP Sat Mar 26 23:28:42 EDT 2022 MACHINE: x86_64 (2399 Mhz) MEMORY: 4 GB PANIC: "Kernel panic - not syncing: LBUG" PID: 14596 COMMAND: "md5sum" TASK: ffff8800b5814440 [THREAD_INFO: ffff88007704c000] 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 libata module mod: cannot find or load object file for ata_piix module mod: cannot find or load object file for ata_generic module mod: cannot find or load object file for pata_acpi module mod: cannot find or load object file for serio_raw 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 mbcache module mod: cannot find or load object file for ip_tables module mod: cannot find or load object file for binfmt_misc module mod: cannot find or load object file for crct10dif_common module mod: cannot find or load object file for jbd2 module mod: cannot find or load object file for ext4 module mod: cannot find or load object file for pcspkr module mod: cannot find or load object file for ghash_clmulni_intel module mod: cannot find or load object file for iosf_mbi module mod: cannot find or load object file for glue_helper module mod: cannot find or load object file for crct10dif_generic module mod: cannot find or load object file for cryptd module mod: cannot find or load object file for ablk_helper module mod: cannot find or load object file for crc_t10dif module mod: cannot find or load object file for i2c_core module mod: cannot find or load object file for lrw module mod: cannot find or load object file for i2c_piix4 module mod: cannot find or load object file for gf128mul module mod: cannot find or load object file for aesni_intel module mod: cannot find or load object file for crc32_pclmul module mod: cannot find or load object file for irqbypass module mod: cannot find or load object file for kvm module mod: cannot find or load object file for rpcsec_gss_krb5 module mod: cannot find or load object file for squashfs module MODULE NAME BASE SIZE OBJECT FILE ffffffffa0293d60 mgc ffffffffa0280000 114985 /tmp/crash-anaysis.aitGy/modules/mgc.ko mod: cannot find or load object file for edac_core module mod: cannot find or load object file for sb_edac module mod: cannot find or load object file for loop module ffffffffa02d13e0 libcfs ffffffffa02c2000 96367 /tmp/crash-anaysis.aitGy/modules/libcfs.ko ffffffffa02e9760 fld ffffffffa02db000 88631 /tmp/crash-anaysis.aitGy/modules/fld.ko ffffffffa038a000 lnet ffffffffa02f6000 942814 /tmp/crash-anaysis.aitGy/modules/lnet.ko ffffffffa03ec220 fid ffffffffa03de000 85110 /tmp/crash-anaysis.aitGy/modules/fid.ko ffffffffa042c8a0 ksocklnd ffffffffa040f000 173659 /tmp/crash-anaysis.aitGy/modules/ksocklnd.ko ffffffffa0473a20 ptlrpc_gss ffffffffa043b000 337059 /tmp/crash-anaysis.aitGy/modules/ptlrpc_gss.ko ffffffffa04ba7a0 lmv ffffffffa048f000 234955 /tmp/crash-anaysis.aitGy/modules/lmv.ko ffffffffa04fcce0 mdc ffffffffa04ca000 281408 /tmp/crash-anaysis.aitGy/modules/mdc.ko mod: cannot find or load object file for kvm_intel module ffffffffa062d420 obdclass ffffffffa054a000 2791812 /tmp/crash-anaysis.aitGy/modules/obdclass.ko ffffffffa09b9b00 ptlrpc ffffffffa07f5000 2649057 /tmp/crash-anaysis.aitGy/modules/ptlrpc.ko ffffffffa0acf5a0 osc ffffffffa0a7d000 455677 /tmp/crash-anaysis.aitGy/modules/osc.ko ffffffffa0b2bb20 lov ffffffffa0aee000 346301 /tmp/crash-anaysis.aitGy/modules/lov.ko ffffffffa0b5c1e0 obdecho ffffffffa0b44000 147541 /tmp/crash-anaysis.aitGy/modules/obdecho.ko ffffffffa0bffbc0 lfsck ffffffffa0b6a000 772474 /tmp/crash-anaysis.aitGy/modules/lfsck.ko ffffffffa0c9e320 lquota ffffffffa0c4a000 464425 /tmp/crash-anaysis.aitGy/modules/lquota.ko ffffffffa0d03aa0 mgs ffffffffa0cbd000 389169 /tmp/crash-anaysis.aitGy/modules/mgs.ko ffffffffa0d7bf40 mdd ffffffffa0d1e000 503096 /tmp/crash-anaysis.aitGy/modules/mdd.ko ffffffffa0e74dc0 mdt ffffffffa0db5000 1051812 /tmp/crash-anaysis.aitGy/modules/mdt.ko ffffffffa0f675e0 lod ffffffffa0eee000 660686 /tmp/crash-anaysis.aitGy/modules/lod.ko ffffffffa0ffb320 ofd ffffffffa0fb3000 395574 /tmp/crash-anaysis.aitGy/modules/ofd.ko ffffffffa10552c0 osp ffffffffa1015000 358667 /tmp/crash-anaysis.aitGy/modules/osp.ko ffffffffa11425c0 lustre ffffffffa106e000 1155184 /tmp/crash-anaysis.aitGy/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, 0xffff88009f6b00e8) 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 2658 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, 0xffff8800a8661d08) 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 2534 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, 0xffff88012a47ed08) 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 1347 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, 0xffff88012e1ce7a8) 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 1088 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, 0xffff8800a8115d68) 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 138 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, 0xffff8800a8355dc8) 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 128 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, 0xffff8800a82df768) 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 128 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, 0xffff8800a8580f08) 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 128 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 8149 total debug pages from 4 CPUs to /tmp/crash-anaysis.aitGy/lustre.bin