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.7uYbT/vmlinux [TAINTED] DUMPFILE: /exports/testreports/52899/testresults/sanity-pcc-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg205-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Sun Jun 22 07:32:53 EDT 2025 UPTIME: 00:29:18 LOAD AVERAGE: 0.13, 0.37, 0.41 TASKS: 157 NODENAME: oleg205-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: 31208 COMMAND: "ll_pcc_31207" TASK: ffff88013760d550 [THREAD_INFO: ffff8800a5d08000] 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 libata module mod: cannot find or load object file for crct10dif_common module mod: cannot find or load object file for pata_acpi module mod: cannot find or load object file for ata_generic 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 lrw module mod: cannot find or load object file for ata_piix 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 binfmt_misc module mod: cannot find or load object file for cryptd module mod: cannot find or load object file for gf128mul 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 glue_helper module mod: cannot find or load object file for ip_tables module mod: cannot find or load object file for i2c_core module mod: cannot find or load object file for i2c_piix4 module mod: cannot find or load object file for crct10dif_generic module mod: cannot find or load object file for iosf_mbi module mod: cannot find or load object file for ablk_helper module mod: cannot find or load object file for squashfs module mod: cannot find or load object file for aesni_intel module mod: cannot find or load object file for irqbypass module mod: cannot find or load object file for crc32_pclmul module mod: cannot find or load object file for rpcsec_gss_krb5 module mod: cannot find or load object file for kvm module mod: cannot find or load object file for crc_t10dif module MODULE NAME BASE SIZE OBJECT FILE ffffffffa028c220 fid ffffffffa027e000 85110 /tmp/crash-anaysis.7uYbT/modules/fid.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 ffffffffa02d03e0 libcfs ffffffffa02c1000 96367 /tmp/crash-anaysis.7uYbT/modules/libcfs.ko ffffffffa036e000 lnet ffffffffa02da000 942814 /tmp/crash-anaysis.7uYbT/modules/lnet.ko ffffffffa03d0760 fld ffffffffa03c2000 88631 /tmp/crash-anaysis.7uYbT/modules/fld.ko ffffffffa04108a0 ksocklnd ffffffffa03f3000 173659 /tmp/crash-anaysis.7uYbT/modules/ksocklnd.ko ffffffffa0457a20 ptlrpc_gss ffffffffa041f000 337059 /tmp/crash-anaysis.7uYbT/modules/ptlrpc_gss.ko ffffffffa049e7a0 lmv ffffffffa0473000 234955 /tmp/crash-anaysis.7uYbT/modules/lmv.ko ffffffffa04e0ce0 mdc ffffffffa04ae000 281408 /tmp/crash-anaysis.7uYbT/modules/mdc.ko ffffffffa0507d60 mgc ffffffffa04f4000 114985 /tmp/crash-anaysis.7uYbT/modules/mgc.ko mod: cannot find or load object file for kvm_intel module ffffffffa0626420 obdclass ffffffffa0543000 2791812 /tmp/crash-anaysis.7uYbT/modules/obdclass.ko ffffffffa09b2b00 ptlrpc ffffffffa07ee000 2649057 /tmp/crash-anaysis.7uYbT/modules/ptlrpc.ko ffffffffa0ac85a0 osc ffffffffa0a76000 455677 /tmp/crash-anaysis.7uYbT/modules/osc.ko ffffffffa0b24b20 lov ffffffffa0ae7000 346301 /tmp/crash-anaysis.7uYbT/modules/lov.ko ffffffffa0b551e0 obdecho ffffffffa0b3d000 147541 /tmp/crash-anaysis.7uYbT/modules/obdecho.ko ffffffffa0bf8bc0 lfsck ffffffffa0b63000 772474 /tmp/crash-anaysis.7uYbT/modules/lfsck.ko ffffffffa0c97320 lquota ffffffffa0c43000 464425 /tmp/crash-anaysis.7uYbT/modules/lquota.ko ffffffffa0d16aa0 mgs ffffffffa0cd0000 389169 /tmp/crash-anaysis.7uYbT/modules/mgs.ko ffffffffa0d8ef40 mdd ffffffffa0d31000 503096 /tmp/crash-anaysis.7uYbT/modules/mdd.ko ffffffffa0e6cdc0 mdt ffffffffa0dad000 1051812 /tmp/crash-anaysis.7uYbT/modules/mdt.ko ffffffffa0f5f5e0 lod ffffffffa0ee6000 660686 /tmp/crash-anaysis.7uYbT/modules/lod.ko ffffffffa0ff3320 ofd ffffffffa0fab000 395574 /tmp/crash-anaysis.7uYbT/modules/ofd.ko ffffffffa104d2c0 osp ffffffffa100d000 358667 /tmp/crash-anaysis.7uYbT/modules/osp.ko ffffffffa113a5c0 lustre ffffffffa1066000 1155184 /tmp/crash-anaysis.7uYbT/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, 0xffff8800a8d472e8) 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, 0xffff8800b3e74da8) 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, 0xffff88012d47b4c8) 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, 0xffff88012c0dd0a8) 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_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_trace_pages(2, 5, 0xffff8800b3841be8) 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, 0xffff88012bfc2ae8) 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 4098 total debug pages from 4 CPUs to /tmp/crash-anaysis.7uYbT/lustre.bin