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.rihUs/vmlinux [TAINTED] DUMPFILE: /exports/testreports/70441/testresults/sanity-scrub-zfs-rocky8.10_x86_64-rocky8.10_x86_64/oleg351-server-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Thu Sep 17 18:43:06 EDT 2026 UPTIME: 00:31:59 LOAD AVERAGE: 0.06, 0.65, 1.04 TASKS: 378 NODENAME: oleg351-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: "BUG: unable to handle kernel paging request at ffffffffc1ecf3a0" PID: 57478 COMMAND: "OI_scrub" TASK: ffff9a952fdd8000 [THREAD_INFO: ffff9a952fdd8000] 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 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 crc32c_intel module mod: cannot find or load object file for crct10dif_pclmul module mod: cannot find or load object file for i2c_piix4 module mod: cannot find or load object file for crc32_pclmul module mod: cannot find or load object file for serio_raw module mod: cannot find or load object file for ata_generic 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 ghash_clmulni_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 ata_piix module mod: cannot find or load object file for dns_resolver module mod: cannot find or load object file for sb_edac 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 ffffffffc064a640 libcfs ffffffffc062a000 225280 /tmp/crash-anaysis.rihUs/modules/libcfs.ko mod: cannot find or load object file for spl module mod: cannot find or load object file for zfs module ffffffffc106c4c0 lnet ffffffffc0f91000 1495040 /tmp/crash-anaysis.rihUs/modules/lnet.ko ffffffffc1128900 ksocklnd ffffffffc10ff000 270336 /tmp/crash-anaysis.rihUs/modules/ksocklnd.ko ffffffffc1284080 obdclass ffffffffc1142000 4382720 /tmp/crash-anaysis.rihUs/modules/obdclass.ko ffffffffc1804180 ptlrpc ffffffffc1571000 4222976 /tmp/crash-anaysis.rihUs/modules/ptlrpc.ko ffffffffc19d1740 ptlrpc_gss ffffffffc1979000 593920 /tmp/crash-anaysis.rihUs/modules/ptlrpc_gss.ko ffffffffc1a1dc80 fld ffffffffc1a0b000 126976 /tmp/crash-anaysis.rihUs/modules/fld.ko ffffffffc1a3dac0 fid ffffffffc1a2b000 126976 /tmp/crash-anaysis.rihUs/modules/fid.ko ffffffffc1a5d740 ec ffffffffc1a4b000 81920 /tmp/crash-anaysis.rihUs/modules/ec.ko ffffffffc1a9d080 lmv ffffffffc1a60000 372736 /tmp/crash-anaysis.rihUs/modules/lmv.ko ffffffffc1b31d00 osc ffffffffc1abc000 716800 /tmp/crash-anaysis.rihUs/modules/osc.ko ffffffffc1bc3780 lov ffffffffc1b6c000 548864 /tmp/crash-anaysis.rihUs/modules/lov.ko ffffffffc1c3db80 mdc ffffffffc1bf3000 466944 /tmp/crash-anaysis.rihUs/modules/mdc.ko ffffffffc1c82000 mgc ffffffffc1c66000 184320 /tmp/crash-anaysis.rihUs/modules/mgc.ko ffffffffc1cb6740 obdecho ffffffffc1c94000 229376 /tmp/crash-anaysis.rihUs/modules/obdecho.ko ffffffffc1d870c0 lfsck ffffffffc1ccd000 1077248 /tmp/crash-anaysis.rihUs/modules/lfsck.ko ffffffffc1e55240 lquota ffffffffc1dd5000 786432 /tmp/crash-anaysis.rihUs/modules/lquota.ko ffffffffc1f03100 osd_zfs ffffffffc1e96000 671744 /tmp/crash-anaysis.rihUs/modules/osd_zfs.ko ffffffffc1f9e380 mgs ffffffffc1f3b000 626688 /tmp/crash-anaysis.rihUs/modules/mgs.ko ffffffffc2050080 mdd ffffffffc1fd5000 745472 /tmp/crash-anaysis.rihUs/modules/mdd.ko ffffffffc219a980 mdt ffffffffc208c000 1654784 /tmp/crash-anaysis.rihUs/modules/mdt.ko ffffffffc22cb240 lod ffffffffc2221000 1048576 /tmp/crash-anaysis.rihUs/modules/lod.ko ffffffffc2384880 ofd ffffffffc2322000 610304 /tmp/crash-anaysis.rihUs/modules/ofd.ko ffffffffc2413f80 osp ffffffffc23b8000 573440 /tmp/crash-anaysis.rihUs/modules/osp.ko ffffffffc2579840 lustre ffffffffc2445000 1908736 /tmp/crash-anaysis.rihUs/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, 0xffff9a94032c0a68) 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, 0xffff9a9408337de8) 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, 0xffff9a95053c2128) 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, 0xffff9a9409ae12e8) 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_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 4096 total debug pages from 4 CPUs to /tmp/crash-anaysis.rihUs/lustre.bin