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.SlhEs/vmlinux [TAINTED] DUMPFILE: /exports/testreports/68878/testresults/sanity3-ldiskfs-DNE-rocky8.10_x86_64-rocky8.10_x86_64/oleg114-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Thu Aug 27 17:30:10 EDT 2026 UPTIME: 03:08:48 LOAD AVERAGE: 1.46, 1.69, 1.88 TASKS: 184 NODENAME: oleg114-client.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: "BUG: unable to handle kernel paging request at ffff8a1188a80000" PID: 261925 COMMAND: "dd" TASK: ffff8a11b1a6a7c0 [THREAD_INFO: ffff8a11b1a6a7c0] 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 ghash_clmulni_intel module mod: cannot find or load object file for ata_generic module mod: cannot find or load object file for crc32_pclmul module mod: cannot find or load object file for crct10dif_pclmul module mod: cannot find or load object file for pcspkr 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 ata_piix module mod: cannot find or load object file for i2c_piix4 module mod: cannot find or load object file for dns_resolver 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 rapl 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 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 ffffffffc041b740 libcfs ffffffffc03fb000 225280 /tmp/crash-anaysis.SlhEs/modules/libcfs.ko ffffffffc05463c0 lnet ffffffffc046b000 1490944 /tmp/crash-anaysis.SlhEs/modules/lnet.ko ffffffffc0601900 ksocklnd ffffffffc05d8000 270336 /tmp/crash-anaysis.SlhEs/modules/ksocklnd.ko ffffffffc075f840 obdclass ffffffffc061b000 4399104 /tmp/crash-anaysis.SlhEs/modules/obdclass.ko ffffffffc0cda0c0 ptlrpc ffffffffc0a4e000 4173824 /tmp/crash-anaysis.SlhEs/modules/ptlrpc.ko ffffffffc0e98880 ptlrpc_gss ffffffffc0e4a000 524288 /tmp/crash-anaysis.SlhEs/modules/ptlrpc_gss.ko ffffffffc0eddc80 fld ffffffffc0ecb000 126976 /tmp/crash-anaysis.SlhEs/modules/fld.ko ffffffffc0efdac0 fid ffffffffc0eeb000 126976 /tmp/crash-anaysis.SlhEs/modules/fid.ko ffffffffc0f1d740 ec ffffffffc0f0b000 81920 /tmp/crash-anaysis.SlhEs/modules/ec.ko ffffffffc0f5d080 lmv ffffffffc0f20000 372736 /tmp/crash-anaysis.SlhEs/modules/lmv.ko ffffffffc0ffcd00 osc ffffffffc0f7c000 778240 /tmp/crash-anaysis.SlhEs/modules/osc.ko ffffffffc1093a00 lov ffffffffc103b000 552960 /tmp/crash-anaysis.SlhEs/modules/lov.ko ffffffffc110db80 mdc ffffffffc10c3000 466944 /tmp/crash-anaysis.SlhEs/modules/mdc.ko ffffffffc1152000 mgc ffffffffc1136000 184320 /tmp/crash-anaysis.SlhEs/modules/mgc.ko ffffffffc11855c0 obdecho ffffffffc1164000 225280 /tmp/crash-anaysis.SlhEs/modules/obdecho.ko ffffffffc1256200 lfsck ffffffffc119c000 1081344 /tmp/crash-anaysis.SlhEs/modules/lfsck.ko ffffffffc1325240 lquota ffffffffc12a5000 786432 /tmp/crash-anaysis.SlhEs/modules/lquota.ko ffffffffc13c9400 mgs ffffffffc1366000 626688 /tmp/crash-anaysis.SlhEs/modules/mgs.ko ffffffffc147b080 mdd ffffffffc1400000 745472 /tmp/crash-anaysis.SlhEs/modules/mdd.ko ffffffffc15c5840 mdt ffffffffc14b7000 1654784 /tmp/crash-anaysis.SlhEs/modules/mdt.ko ffffffffc16f7480 lod ffffffffc164c000 1052672 /tmp/crash-anaysis.SlhEs/modules/lod.ko ffffffffc17bcc40 ofd ffffffffc174e000 688128 /tmp/crash-anaysis.SlhEs/modules/ofd.ko ffffffffc1852f80 osp ffffffffc17f7000 573440 /tmp/crash-anaysis.SlhEs/modules/osp.ko ffffffffc19b86c0 lustre ffffffffc1884000 1912832 /tmp/crash-anaysis.SlhEs/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, 0xffff8a1184a935e8) 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, 0xffff8a119d4ca608) 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, 0xffff8a11861e36e8) 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, 0xffff8a119cf26268) 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, 0xffff8a118614c228) 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 128 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, 0xffff8a119113ab28) 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, 0xffff8a119d5653c8) 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, 0xffff8a118f7e82c8) 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 4608 total debug pages from 4 CPUs to /tmp/crash-anaysis.SlhEs/lustre.bin