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.9H1Xw/vmlinux [TAINTED] DUMPFILE: /exports/testreports/50423/testresults/sanity-pcc-ldiskfs-DNE-centos7_x86_64-centos7_x86_64/oleg315-client-vmcore [PARTIAL DUMP] CPUS: 4 DATE: Tue Apr 1 08:11:10 EDT 2025 UPTIME: 00:20:50 LOAD AVERAGE: 1.64, 1.02, 0.51 TASKS: 177 NODENAME: oleg315-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: "BUG: unable to handle kernel paging request at 0000000000002a97" PID: 4280 COMMAND: "mmap_cat" TASK: ffff88012b2ad550 [THREAD_INFO: ffff8800a2ad4000] 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 serio_raw module mod: cannot find or load object file for pata_acpi module mod: cannot find or load object file for mbcache module mod: cannot find or load object file for crc32c_intel 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 crct10dif_common module mod: cannot find or load object file for crct10dif_pclmul 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 pcspkr module mod: cannot find or load object file for glue_helper module mod: cannot find or load object file for iosf_mbi module mod: cannot find or load object file for ghash_clmulni_intel module mod: cannot find or load object file for crct10dif_generic module mod: cannot find or load object file for ip_tables 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 irqbypass module mod: cannot find or load object file for crc_t10dif module mod: cannot find or load object file for crc32_pclmul module mod: cannot find or load object file for i2c_piix4 module mod: cannot find or load object file for rpcsec_gss_krb5 module mod: cannot find or load object file for lrw module mod: cannot find or load object file for loop module mod: cannot find or load object file for ablk_helper module mod: cannot find or load object file for i2c_core module mod: cannot find or load object file for aesni_intel module mod: cannot find or load object file for sb_edac module mod: cannot find or load object file for edac_core module MODULE NAME BASE SIZE OBJECT FILE ffffffffa02103a0 libcfs ffffffffa0203000 86805 /tmp/crash-anaysis.9H1Xw/modules/libcfs.ko ffffffffa0228160 fid ffffffffa021a000 84802 /tmp/crash-anaysis.9H1Xw/modules/fid.ko mod: cannot find or load object file for kvm_intel module mod: cannot find or load object file for squashfs module mod: cannot find or load object file for kvm module ffffffffa03a4fe0 lnet ffffffffa0312000 938755 /tmp/crash-anaysis.9H1Xw/modules/lnet.ko ffffffffa04066e0 fld ffffffffa03f9000 84453 /tmp/crash-anaysis.9H1Xw/modules/fld.ko ffffffffa04478a0 ksocklnd ffffffffa042a000 173659 /tmp/crash-anaysis.9H1Xw/modules/ksocklnd.ko ffffffffa0531920 obdclass ffffffffa0456000 2744640 /tmp/crash-anaysis.9H1Xw/modules/obdclass.ko ffffffffa072ea20 ptlrpc_gss ffffffffa06f6000 336904 /tmp/crash-anaysis.9H1Xw/modules/ptlrpc_gss.ko ffffffffa0917560 ptlrpc ffffffffa0758000 2623435 /tmp/crash-anaysis.9H1Xw/modules/ptlrpc.ko ffffffffa0a05880 lmv ffffffffa09da000 235056 /tmp/crash-anaysis.9H1Xw/modules/lmv.ko ffffffffa0a64420 osc ffffffffa0a15000 446385 /tmp/crash-anaysis.9H1Xw/modules/osc.ko ffffffffa0adb7e0 lov ffffffffa0a9f000 340779 /tmp/crash-anaysis.9H1Xw/modules/lov.ko ffffffffa0b26e40 mdc ffffffffa0af4000 281437 /tmp/crash-anaysis.9H1Xw/modules/mdc.ko ffffffffa0b4dc20 mgc ffffffffa0b3a000 114311 /tmp/crash-anaysis.9H1Xw/modules/mgc.ko ffffffffa0b700e0 obdecho ffffffffa0b57000 147291 /tmp/crash-anaysis.9H1Xw/modules/obdecho.ko ffffffffa0c11bc0 lfsck ffffffffa0b7c000 772474 /tmp/crash-anaysis.9H1Xw/modules/lfsck.ko ffffffffa0cb0320 lquota ffffffffa0c5c000 464333 /tmp/crash-anaysis.9H1Xw/modules/lquota.ko ffffffffa0d131e0 mgs ffffffffa0ccf000 374418 /tmp/crash-anaysis.9H1Xw/modules/mgs.ko ffffffffa0d89e80 mdd ffffffffa0d2c000 502619 /tmp/crash-anaysis.9H1Xw/modules/mdd.ko ffffffffa0e657a0 mdt ffffffffa0da8000 1043752 /tmp/crash-anaysis.9H1Xw/modules/mdt.ko ffffffffa0f595e0 lod ffffffffa0edf000 669234 /tmp/crash-anaysis.9H1Xw/modules/lod.ko ffffffffa0fece40 ofd ffffffffa0fa6000 386273 /tmp/crash-anaysis.9H1Xw/modules/ofd.ko ffffffffa10473c0 osp ffffffffa1006000 362914 /tmp/crash-anaysis.9H1Xw/modules/osp.ko ffffffffa1139e40 lustre ffffffffa1060000 1178162 /tmp/crash-anaysis.9H1Xw/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, 0xffff8800b39d6688) 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, 0xffff88012b928fa8) 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, 0xffff8800a80a0fc8) 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, 0xffff8800a8fd3ee8) 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, 0xffff8800b39d6408) 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 1 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, 0xffff88012aa51fe8) 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, 0xffff8800b6ce5ec8) 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 4099 total debug pages from 4 CPUs to /tmp/crash-anaysis.9H1Xw/lustre.bin