[Crash-utility] [help]crash can't anaylyse ‘xm dump-core' generated core file

hujun_hotmail duanshuidao at hotmail.com
Mon Mar 5 15:17:01 UTC 2012


thanks for you advise.

--------------------------------------------------
From: "Dave Anderson" <anderson at redhat.com>
Sent: Monday, March 05, 2012 10:54 PM
To: "Discussion list for crash utility usage,maintenance and development" 
<crash-utility at redhat.com>
Subject: Re: [Crash-utility] [help]crash can't anaylyse ‘xm dump-core' 
generated core file

>
>
> ----- Original Message -----
>>
>>
>> crash can analyse the physical machine vmcore generated by kdump:
>>
>> SLES11-40:/dat/bnx2_core # crash vmlinux-2.6.27.19-5-xen
>> vmlinux-2.6.27.19-5-xen.debug vmcore
>>
>> crash 5.0.1
>> Copyright (C) 2002-2010 Red Hat, Inc.
>> Copyright (C) 2004, 2005, 2006 IBM Corporation
>> Copyright (C) 1999-2006 Hewlett-Packard Co
>> Copyright (C) 2005, 2006 Fujitsu Limited
>> Copyright (C) 2006, 2007 VA Linux Systems Japan K.K.
>> Copyright (C) 2005 NEC Corporation
>> Copyright (C) 1999, 2002, 2007 Silicon Graphics, Inc.
>> Copyright (C) 1999, 2000, 2001, 2002 Mission Critical Linux, 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.
>>
>> GNU gdb (GDB) 7.0
>> Copyright (C) 2009 Free Software Foundation, Inc.
>> License GPLv3+: GNU GPL version 3 or later <
>> http://gnu.org/licenses/gpl.html >
>> 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-unknown-linux-gnu"...
>>
>> KERNEL: vmlinux-2.6.27.19-5-xen
>> DEBUG KERNEL: vmlinux-2.6.27.19-5-xen.debug
>> DUMPFILE: vmcore
>> CPUS: 4
>> DATE: Wed Feb 1 12:05:15 2012
>> UPTIME: 17:53:39
>> LOAD AVERAGE: 0.00, 0.00, 0.00
>> TASKS: 171
>> NODENAME: dom0-64
>> RELEASE: 2.6.27.19-5-xen
>> VERSION: #1 SMP 2009-02-28 04:40:21 +0100
>> MACHINE: x86_64 (2133 Mhz)
>> MEMORY: 31.2 GB
>> PANIC: "Oops: 0000 [1] SMP " (check log for details)
>> PID: 11
>> COMMAND: "events/0"
>> TASK: ffff8807cb0f0380 [THREAD_INFO: ffff8807cb0f2000]
>> CPU: 0
>> STATE: TASK_RUNNING (PANIC)
>>
>> crash> q
>>
>>
>>
>> SLES11-40:/dat/xen_vm # xm li
>> Name ID Mem VCPUs State Time(s)
>> Domain-0 0 7416 16 r----- 30181.7
>> sles10sp3 512 4 0.0
>> sles11 1 512 4 -b---- 401.8
>> sles11-1 512 4 0.0
>> win2008x64 1024 4 0.0
>> SLES11-40:/dat/xen_vm # xm co 1
>>
>> sles11:~ #
>> sles11:~ # uname -a
>> Linux sles11 2.6.27.19-5-xen #1 SMP 2009-02-28 04:40:21 +0100 x86_64
>> x86_64 x86_64 GNU/Linux
>>
>> SLES11-40:/dat/xen_vm # xm dump-core 1 /dat//xen_vm/sles11.dumpcore
>>
>> Crash can't anaylyse ‘xm dump-core' generated core file
>>
>> SLES11-40:/dat/bnx2_core # crash vmlinux-2.6.27.19-5-xen
>> vmlinux-2.6.27.19-5-xen.debug ../xen_vm/sles11.dumpcore
>>
>> crash 5.0.1
>> Copyright (C) 2002-2010 Red Hat, Inc.
>> Copyright (C) 2004, 2005, 2006 IBM Corporation
>> Copyright (C) 1999-2006 Hewlett-Packard Co
>> Copyright (C) 2005, 2006 Fujitsu Limited
>> Copyright (C) 2006, 2007 VA Linux Systems Japan K.K.
>> Copyright (C) 2005 NEC Corporation
>> Copyright (C) 1999, 2002, 2007 Silicon Graphics, Inc.
>> Copyright (C) 1999, 2000, 2001, 2002 Mission Critical Linux, 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.
>>
>> GNU gdb (GDB) 7.0
>> Copyright (C) 2009 Free Software Foundation, Inc.
>> License GPLv3+: GNU GPL version 3 or later <
>> http://gnu.org/licenses/gpl.html >
>> 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-unknown-linux-gnu"...
>>
>>
>> crash: cannot resolve "end_pfn"
>>
>
> That was presumably fixed in crash-5.0.6 by this change:
>
> http://people.redhat.com/anderson/crash.changelog.html#5_0_6
>
> 5.0.6 - Also available in Fedora Rawhide devel branch:
>          build: dist-f14 crash-5.0.6-2.fc14
>           http://koji.fedoraproject.org/koji/buildinfo?buildID=184746
>
>       - Fix for support of xendump and Xen kdump dumpfiles from 2.6.27 and
>         and later x86_64 kernels.  Without the patch, the crash session
>         would fail during initialization with the error message "crash:
>         cannot resolve end_pfn".
>         (ptesarik at suse.cz)
>
> Although it is surprising (according to the changelog comment above) that
> you are able to run with crash-5.0.1 and a xen kdump?
>
> In any case, it's always beneficial to test with the latest upstream 
> version
> of the crash utility.  Your crash-5.0.1 version is more than 2 years old,
> (ancient by crash standards), and so there's little chance of anybody
> wanting to debug such an old version.
>
> Dave
>
>
>
>>
>> SLES11-40:/dat/bnx2_core # crash -d14 vmlinux-2.6.27.19-5-xen
>> vmlinux-2.6.27.19-5-xen.debug ../xen_vm/sles11.dumpcore
>>
>> crash 5.0.1
>> Copyright (C) 2002-2010 Red Hat, Inc.
>> Copyright (C) 2004, 2005, 2006 IBM Corporation
>> Copyright (C) 1999-2006 Hewlett-Packard Co
>> Copyright (C) 2005, 2006 Fujitsu Limited
>> Copyright (C) 2006, 2007 VA Linux Systems Japan K.K.
>> Copyright (C) 2005 NEC Corporation
>> Copyright (C) 1999, 2002, 2007 Silicon Graphics, Inc.
>> Copyright (C) 1999, 2000, 2001, 2002 Mission Critical Linux, 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.
>>
>> crash: ../xen_vm/sles11.dumpcore: not a netdump ELF dumpfile
>> crash: ../xen_vm/sles11.dumpcore: not a kdump ELF dumpfile
>>
>> Elf64_Ehdr:
>> e_ident: \177ELF
>> e_ident[EI_CLASS]: 2 (ELFCLASS64)
>> e_ident[EI_DATA]: 1 (ELFDATA2LSB)
>> e_ident[EI_VERSION]: 1 (EV_CURRENT)
>> e_ident[EI_OSABI]: 0 (ELFOSABI_SYSV)
>> e_ident[EI_ABIVERSION]: 1
>> e_type: 4 (ET_CORE)
>> e_machine: 62 (EM_X86_64)
>> e_version: 1 (EV_CURRENT)
>> e_entry: 0
>> e_phoff: 0
>> e_shoff: 40
>> e_flags: 0
>> e_ehsize: 40
>> e_phentsize: 38
>> e_phnum: 0
>> e_shentsize: 40
>> e_shnum: 7
>> e_shstrndx: 1
>>
>> Elf64_Shdr:
>> sh_name: 0 ""
>> sh_type: 0 (SHT_NULL)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 0
>> sh_size: 0
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 0
>> sh_entsize: 0
>>
>> Elf64_Shdr:
>> sh_name: 1 ".shstrtab"
>> sh_type: 3 (SHT_STRTAB)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 20207000
>> sh_size: 48
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 0
>> sh_entsize: 0
>> .shstrtab
>> .note.Xen
>> .xen_prstatus
>> .xen_shared_info
>> .xen_pages
>> .xen_p2m
>>
>> Elf64_Shdr:
>> sh_name: b ".note.Xen"
>> sh_type: 7 (SHT_NOTE)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 200
>> sh_size: 568
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 0
>> sh_entsize: 0
>> namesz: 4
>> descz: 0
>> type: 2000000 (XEN_ELFNOTE_DUMPCORE_NONE)
>> name: Xen
>> (empty)
>> namesz: 4
>> descz: 32
>> type: 2000001 (XEN_ELFNOTE_DUMPCORE_HEADER)
>> name: Xen
>> 00000000f00febed 0000000000000004
>> 0000000000020000 0000000000001000
>> namesz: 4
>> descz: 1280
>> type: 2000002 (XEN_ELFNOTE_DUMPCORE_XEN_VERSION)
>> name: Xen
>> 0000000000000004 0000000000000000
>> 31393031325f302e 00322e302d34305f
>> 7372657620636367 2e332e34206e6f69
>> 342d6363675b2034 636e6172622d335f
>> 6973697665722068 3739323531206e6f
>> 4553555328205d33 002978756e694c20
>> ff00646c69756261 010000000000e008
>> ffff83022fc87f00 0000000000000292
>> 000000000000020d ffff83022fc87f28
>> 2079614d20756854 34343a3131203032
>> 204354552031343a ffff830030313032
>> 2d302e332d6e6578 782034365f363878
>> 782d302e332d6e65 68207032335f3638
>> 782d302e332d6d76 76682032335f3638
>> 38782d302e332d6d 7668207032335f36
>> 38782d302e332d6d 0000002034365f36
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 2d30003139303132 782034365f363878
>> 782d302e332d6e65 68207032335f3638
>> 782d302e332d6d76 76682032335f3638
>> 38782d302e332d6d 7668207032335f36
>> ffff800000000000 0000000000001000
>> namesz: 4
>> descz: 8
>> type: 2000003 (XEN_ELFNOTE_DUMPCORE_FORMAT_VERSION)
>> name: Xen
>> 0000000000000001
>>
>> Elf64_Shdr:
>> sh_name: 15 ".xen_prstatus"
>> sh_type: 1 (SHT_PROGBITS)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 768
>> sh_size: 50c0
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 8
>> sh_entsize: 1430
>>
>> Elf64_Shdr:
>> sh_name: 23 ".xen_shared_info"
>> sh_type: 1 (SHT_PROGBITS)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 5828
>> sh_size: 1000
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 8
>> sh_entsize: 1000
>>
>> Elf64_Shdr:
>> sh_name: 34 ".xen_pages"
>> sh_type: 1 (SHT_PROGBITS)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 7000
>> sh_size: 20000000
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 1000
>> sh_entsize: 1000
>>
>> Elf64_Shdr:
>> sh_name: 3f ".xen_p2m"
>> sh_type: 1 (SHT_PROGBITS)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 20007000
>> sh_size: 200000
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 8
>> sh_entsize: 10
>>
>> flags: 109 (XENDUMP_LOCAL|XC_CORE_ELF|XC_CORE_P2M_CREATE)
>> xfd: 3
>> page_size: 4096
>> ofp: 0
>> page: ccebf0
>> panic_pc: 0
>> panic_sp: 0
>> accesses: 0
>> cache_hits: 0
>> last_pfn: -1
>> redundant: 0
>> poc[5000]: ccfc00 (none used)
>>
>> xc_save:
>> nr_pfns: 0 (0x0)
>> vmconfig_size: 0 (0x0)
>> vmconfig_buf: 0
>> p2m_frame_list: 0 (none)
>> pfns_not: 0
>> pfns_not_offset: 0
>> vcpu_ctxt_offset: 0
>> shared_info_page_offset: 0
>> region_pfn_type: 0
>> batch_count: 0
>> batch_offsets: 0 (none)
>> ia64_version: 0
>> ia64_page_offsets: 0 (none)
>>
>> xc_core:
>> header:
>> xch_magic: f00febed (XC_CORE_MAGIC)
>> xch_nr_vcpus: 4
>> xch_nr_pages: 131072 (0x20000)
>> xch_ctxt_offset: 1896 (0x768)
>> xch_index_offset: 536899584 (0x20007000)
>> xch_pages_offset: 28672 (0x7000)
>> elf_class: ELFCLASS64
>> elf_strtab_offset: 538996736 (0x20207000)
>> format_version: 0000000000000001
>> shared_info_offset: 22568 (0x5828)
>> elf_index_pfn[128]:
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1 0:-1
>> last_batch:
>> index: 0 (0 - 0)
>> accesses: 0
>> duplicates: 0
>> elf32: 0
>> elf64: cce630
>> p2m_frames: 0
>> p2m_frame_index_list:
>>
>> Elf64_Ehdr:
>> e_ident: \177ELF
>> e_ident[EI_CLASS]: 2 (ELFCLASS64)
>> e_ident[EI_DATA]: 1 (ELFDATA2LSB)
>> e_ident[EI_VERSION]: 1 (EV_CURRENT)
>> e_ident[EI_OSABI]: 0 (ELFOSABI_SYSV)
>> e_ident[EI_ABIVERSION]: 1
>> e_type: 4 (ET_CORE)
>> e_machine: 62 (EM_X86_64)
>> e_version: 1 (EV_CURRENT)
>> e_entry: 0
>> e_phoff: 0
>> e_shoff: 40
>> e_flags: 0
>> e_ehsize: 40
>> e_phentsize: 38
>> e_phnum: 0
>> e_shentsize: 40
>> e_shnum: 7
>> e_shstrndx: 1
>>
>> Elf64_Shdr:
>> sh_name: 0 ""
>> sh_type: 0 (SHT_NULL)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 0
>> sh_size: 0
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 0
>> sh_entsize: 0
>>
>> Elf64_Shdr:
>> sh_name: 1 ".shstrtab"
>> sh_type: 3 (SHT_STRTAB)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 20207000
>> sh_size: 48
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 0
>> sh_entsize: 0
>> .shstrtab
>> .note.Xen
>> .xen_prstatus
>> .xen_shared_info
>> .xen_pages
>> .xen_p2m
>>
>> Elf64_Shdr:
>> sh_name: b ".note.Xen"
>> sh_type: 7 (SHT_NOTE)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 200
>> sh_size: 568
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 0
>> sh_entsize: 0
>> namesz: 4
>> descz: 0
>> type: 2000000 (XEN_ELFNOTE_DUMPCORE_NONE)
>> name: Xen
>> (empty)
>> namesz: 4
>> descz: 32
>> type: 2000001 (XEN_ELFNOTE_DUMPCORE_HEADER)
>> name: Xen
>> 00000000f00febed 0000000000000004
>> 0000000000020000 0000000000001000
>> namesz: 4
>> descz: 1280
>> type: 2000002 (XEN_ELFNOTE_DUMPCORE_XEN_VERSION)
>> name: Xen
>> 0000000000000004 0000000000000000
>> 31393031325f302e 00322e302d34305f
>> 7372657620636367 2e332e34206e6f69
>> 342d6363675b2034 636e6172622d335f
>> 6973697665722068 3739323531206e6f
>> 4553555328205d33 002978756e694c20
>> ff00646c69756261 010000000000e008
>> ffff83022fc87f00 0000000000000292
>> 000000000000020d ffff83022fc87f28
>> 2079614d20756854 34343a3131203032
>> 204354552031343a ffff830030313032
>> 2d302e332d6e6578 782034365f363878
>> 782d302e332d6e65 68207032335f3638
>> 782d302e332d6d76 76682032335f3638
>> 38782d302e332d6d 7668207032335f36
>> 38782d302e332d6d 0000002034365f36
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 0000000000000000 0000000000000000
>> 2d30003139303132 782034365f363878
>> 782d302e332d6e65 68207032335f3638
>> 782d302e332d6d76 76682032335f3638
>> 38782d302e332d6d 7668207032335f36
>> ffff800000000000 0000000000001000
>> namesz: 4
>> descz: 8
>> type: 2000003 (XEN_ELFNOTE_DUMPCORE_FORMAT_VERSION)
>> name: Xen
>> 0000000000000001
>>
>> Elf64_Shdr:
>> sh_name: 15 ".xen_prstatus"
>> sh_type: 1 (SHT_PROGBITS)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 768
>> sh_size: 50c0
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 8
>> sh_entsize: 1430
>>
>> Elf64_Shdr:
>> sh_name: 23 ".xen_shared_info"
>> sh_type: 1 (SHT_PROGBITS)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 5828
>> sh_size: 1000
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 8
>> sh_entsize: 1000
>>
>> Elf64_Shdr:
>> sh_name: 34 ".xen_pages"
>> sh_type: 1 (SHT_PROGBITS)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 7000
>> sh_size: 20000000
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 1000
>> sh_entsize: 1000
>>
>> Elf64_Shdr:
>> sh_name: 3f ".xen_p2m"
>> sh_type: 1 (SHT_PROGBITS)
>> sh_flags: 0
>> sh_addr: 0
>> sh_offset: 20007000
>> sh_size: 200000
>> sh_link: 0
>> sh_info: 0
>> sh_addralign: 8
>> sh_entsize: 10
>>
>> gdb vmlinux-2.6.27.19-5-xen.debug
>> GNU gdb (GDB) 7.0
>> Copyright (C) 2009 Free Software Foundation, Inc.
>> License GPLv3+: GNU GPL version 3 or later <
>> http://gnu.org/licenses/gpl.html >
>> 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-unknown-linux-gnu"...
>> GETBUF(248 -> 0)
>> GETBUF(1500 -> 1)
>>
>> FREEBUF(1)
>> FREEBUF(0)
>> <readmem: ffffffff8047bec0, KVADDR, "kernel_config_data", 32768,
>> (ROE), 1886ee0>
>> addr: ffffffff8047bec0 paddr: 47bec0 cnt: 320
>> GETBUF(248 -> 0)
>> FREEBUF(0)
>> MEMBER_OFFSET(vcpu_guest_context, ctrlreg): 4984
>> ctrlreg[0]: 8005003b
>> ctrlreg[1]: db1d000
>> ctrlreg[2]: 7fff28c5fde8
>> ctrlreg[3]: db55000
>> ctrlreg[4]: 2660
>> ctrlreg[5]: 0
>> ctrlreg[6]: 0
>> ctrlreg[7]: 0
>> page: found mfn 0xdb55 (56149) at index 125749
>> contents of PML4 page:
>> 0000000000000000: 0000000000000000 0000000000000000
>> 0000000000000010: 0000000000000000 0000000000000000
>> 0000000000000020: 0000000000000000 0000000000000000
>> 0000000000000030: 0000000000000000 0000000000000000
>> 0000000000000040: 0000000000000000 0000000000000000
>> 0000000000000050: 0000000000000000 0000000000000000
>> 0000000000000060: 0000000000000000 0000000000000000
>> 0000000000000070: 0000000000000000 0000000000000000
>> 0000000000000080: 0000000000000000 0000000000000000
>> 0000000000000090: 0000000000000000 0000000000000000
>> 00000000000000a0: 0000000000000000 0000000000000000
>> 00000000000000b0: 0000000000000000 0000000000000000
>> 00000000000000c0: 0000000000000000 0000000000000000
>> 00000000000000d0: 0000000000000000 0000000000000000
>> 00000000000000e0: 0000000000000000 0000000000000000
>> 00000000000000f0: 0000000000000000 0000000000000000
>> 0000000000000100: 0000000000000000 0000000000000000
>> 0000000000000110: 0000000000000000 0000000000000000
>> 0000000000000120: 0000000000000000 0000000000000000
>> 0000000000000130: 0000000000000000 0000000000000000
>> 0000000000000140: 0000000000000000 0000000000000000
>> 0000000000000150: 0000000000000000 0000000000000000
>> 0000000000000160: 0000000000000000 0000000000000000
>> 0000000000000170: 0000000000000000 0000000000000000
>> 0000000000000180: 0000000000000000 0000000000000000
>> 0000000000000190: 0000000000000000 0000000000000000
>> 00000000000001a0: 0000000000000000 0000000000000000
>> 00000000000001b0: 0000000000000000 0000000000000000
>> 00000000000001c0: 0000000000000000 0000000000000000
>> 00000000000001d0: 0000000000000000 0000000000000000
>> 00000000000001e0: 0000000000000000 0000000000000000
>> 00000000000001f0: 0000000000000000 0000000000000000
>> 0000000000000200: 0000000000000000 0000000000000000
>> 0000000000000210: 0000000000000000 0000000000000000
>> 0000000000000220: 0000000000000000 0000000000000000
>> 0000000000000230: 0000000000000000 0000000000000000
>> 0000000000000240: 0000000000000000 0000000000000000
>> 0000000000000250: 0000000000000000 0000000000000000
>> 0000000000000260: 0000000000000000 0000000000000000
>> 0000000000000270: 0000000000000000 0000000000000000
>> 0000000000000280: 0000000000000000 0000000000000000
>> 0000000000000290: 0000000000000000 0000000000000000
>> 00000000000002a0: 0000000000000000 0000000000000000
>> 00000000000002b0: 0000000000000000 0000000000000000
>> 00000000000002c0: 0000000000000000 0000000000000000
>> 00000000000002d0: 0000000000000000 0000000000000000
>> 00000000000002e0: 0000000000000000 0000000000000000
>> 00000000000002f0: 0000000000000000 0000000000000000
>> 0000000000000300: 0000000000000000 0000000000000000
>> 0000000000000310: 0000000000000000 0000000000000000
>> 0000000000000320: 0000000000000000 0000000000000000
>> 0000000000000330: 0000000000000000 0000000000000000
>> 0000000000000340: 0000000000000000 0000000000000000
>> 0000000000000350: 0000000000000000 0000000000000000
>> 0000000000000360: 0000000000000000 0000000000000000
>> 0000000000000370: 0000000000000000 0000000000000000
>> 0000000000000380: 0000000000000000 0000000000000000
>> 0000000000000390: 0000000000000000 0000000000000000
>> 00000000000003a0: 0000000000000000 0000000000000000
>> 00000000000003b0: 0000000000000000 0000000000000000
>> 00000000000003c0: 0000000000000000 0000000000000000
>> 00000000000003d0: 0000000000000000 0000000000000000
>> 00000000000003e0: 0000000000000000 0000000000000000
>> 00000000000003f0: 0000000000000000 0000000000000000
>> 0000000000000400: 0000000000000000 0000000000000000
>> 0000000000000410: 0000000000000000 0000000000000000
>> 0000000000000420: 0000000000000000 0000000000000000
>> 0000000000000430: 0000000000000000 0000000000000000
>> 0000000000000440: 0000000000000000 0000000000000000
>> 0000000000000450: 0000000000000000 0000000000000000
>> 0000000000000460: 0000000000000000 0000000000000000
>> 0000000000000470: 0000000000000000 0000000000000000
>> 0000000000000480: 0000000000000000 0000000000000000
>> 0000000000000490: 0000000000000000 0000000000000000
>> 00000000000004a0: 0000000000000000 0000000000000000
>> 00000000000004b0: 0000000000000000 0000000000000000
>> 00000000000004c0: 0000000000000000 0000000000000000
>> 00000000000004d0: 0000000000000000 0000000000000000
>> 00000000000004e0: 0000000000000000 0000000000000000
>> 00000000000004f0: 0000000000000000 0000000000000000
>> 0000000000000500: 0000000000000000 0000000000000000
>> 0000000000000510: 0000000000000000 0000000000000000
>> 0000000000000520: 0000000000000000 0000000000000000
>> 0000000000000530: 0000000000000000 0000000000000000
>> 0000000000000540: 0000000000000000 0000000000000000
>> 0000000000000550: 0000000000000000 0000000000000000
>> 0000000000000560: 0000000000000000 0000000000000000
>> 0000000000000570: 0000000000000000 0000000000000000
>> 0000000000000580: 0000000000000000 0000000000000000
>> 0000000000000590: 0000000000000000 0000000000000000
>> 00000000000005a0: 0000000000000000 0000000000000000
>> 00000000000005b0: 0000000000000000 0000000000000000
>> 00000000000005c0: 0000000000000000 0000000000000000
>> 00000000000005d0: 0000000000000000 0000000000000000
>> 00000000000005e0: 0000000000000000 0000000000000000
>> 00000000000005f0: 0000000000000000 0000000000000000
>> 0000000000000600: 0000000000000000 0000000000000000
>> 0000000000000610: 0000000000000000 0000000000000000
>> 0000000000000620: 0000000000000000 0000000000000000
>> 0000000000000630: 0000000000000000 0000000000000000
>> 0000000000000640: 0000000000000000 0000000000000000
>> 0000000000000650: 0000000000000000 0000000000000000
>> 0000000000000660: 0000000000000000 0000000000000000
>> 0000000000000670: 0000000000000000 0000000000000000
>> 0000000000000680: 0000000000000000 0000000000000000
>> 0000000000000690: 0000000000000000 0000000000000000
>> 00000000000006a0: 0000000000000000 0000000000000000
>> 00000000000006b0: 0000000000000000 0000000000000000
>> 00000000000006c0: 0000000000000000 0000000000000000
>> 00000000000006d0: 0000000000000000 0000000000000000
>> 00000000000006e0: 0000000000000000 0000000000000000
>> 00000000000006f0: 0000000000000000 0000000000000000
>> 0000000000000700: 0000000000000000 0000000000000000
>> 0000000000000710: 0000000000000000 0000000000000000
>> 0000000000000720: 0000000000000000 0000000000000000
>> 0000000000000730: 0000000000000000 0000000000000000
>> 0000000000000740: 0000000000000000 0000000000000000
>> 0000000000000750: 0000000000000000 0000000000000000
>> 0000000000000760: 0000000000000000 0000000000000000
>> 0000000000000770: 0000000000000000 0000000000000000
>> 0000000000000780: 0000000000000000 0000000000000000
>> 0000000000000790: 0000000000000000 0000000000000000
>> 00000000000007a0: 0000000000000000 0000000000000000
>> 00000000000007b0: 0000000000000000 0000000000000000
>> 00000000000007c0: 0000000000000000 0000000000000000
>> 00000000000007d0: 0000000000000000 0000000000000000
>> 00000000000007e0: 0000000000000000 0000000000000000
>> 00000000000007f0: 0000000000000000 000000000dda5067
>> 0000000000000800: 000000022fdf6067 000000022fdf1063
>> 0000000000000810: 000000000db55063 0000000000000000
>> 0000000000000820: 000000014cdbb063 00000000cf07a027
>> 0000000000000830: 00000000cf075027 0000000000000000
>> 0000000000000840: 0000000000000000 0000000000000000
>> 0000000000000850: 0000000000000000 0000000000000000
>> 0000000000000860: 0000000000000000 0000000000000000
>> 0000000000000870: 0000000000000000 0000000000000000
>> 0000000000000880: 0000000150139067 0000000000000000
>> 0000000000000890: 0000000000000000 0000000000000000
>> 00000000000008a0: 0000000000000000 0000000000000000
>> 00000000000008b0: 0000000000000000 0000000000000000
>> 00000000000008c0: 0000000000000000 0000000000000000
>> 00000000000008d0: 0000000000000000 0000000000000000
>> 00000000000008e0: 0000000000000000 0000000000000000
>> 00000000000008f0: 0000000000000000 0000000000000000
>> 0000000000000900: 0000000000000000 0000000000000000
>> 0000000000000910: 0000000000000000 0000000000000000
>> 0000000000000920: 0000000000000000 0000000000000000
>> 0000000000000930: 0000000000000000 0000000000000000
>> 0000000000000940: 0000000000000000 0000000000000000
>> 0000000000000950: 0000000000000000 0000000000000000
>> 0000000000000960: 0000000000000000 0000000000000000
>> 0000000000000970: 0000000000000000 0000000000000000
>> 0000000000000980: 0000000000000000 0000000000000000
>> 0000000000000990: 0000000000000000 0000000000000000
>> 00000000000009a0: 0000000000000000 0000000000000000
>> 00000000000009b0: 0000000000000000 0000000000000000
>> 00000000000009c0: 0000000000000000 0000000000000000
>> 00000000000009d0: 0000000000000000 0000000000000000
>> 00000000000009e0: 0000000000000000 0000000000000000
>> 00000000000009f0: 0000000000000000 0000000000000000
>> 0000000000000a00: 0000000000000000 0000000000000000
>> 0000000000000a10: 0000000000000000 0000000000000000
>> 0000000000000a20: 0000000000000000 0000000000000000
>> 0000000000000a30: 0000000000000000 0000000000000000
>> 0000000000000a40: 0000000000000000 0000000000000000
>> 0000000000000a50: 0000000000000000 0000000000000000
>> 0000000000000a60: 0000000000000000 0000000000000000
>> 0000000000000a70: 0000000000000000 0000000000000000
>> 0000000000000a80: 0000000000000000 0000000000000000
>> 0000000000000a90: 0000000000000000 0000000000000000
>> 0000000000000aa0: 0000000000000000 0000000000000000
>> 0000000000000ab0: 0000000000000000 0000000000000000
>> 0000000000000ac0: 0000000000000000 0000000000000000
>> 0000000000000ad0: 0000000000000000 0000000000000000
>> 0000000000000ae0: 0000000000000000 0000000000000000
>> 0000000000000af0: 0000000000000000 0000000000000000
>> 0000000000000b00: 0000000000000000 0000000000000000
>> 0000000000000b10: 0000000000000000 0000000000000000
>> 0000000000000b20: 0000000000000000 0000000000000000
>> 0000000000000b30: 0000000000000000 0000000000000000
>> 0000000000000b40: 0000000000000000 0000000000000000
>> 0000000000000b50: 0000000000000000 0000000000000000
>> 0000000000000b60: 0000000000000000 0000000000000000
>> 0000000000000b70: 0000000000000000 0000000000000000
>> 0000000000000b80: 0000000000000000 0000000000000000
>> 0000000000000b90: 0000000000000000 0000000000000000
>> 0000000000000ba0: 0000000000000000 0000000000000000
>> 0000000000000bb0: 0000000000000000 0000000000000000
>> 0000000000000bc0: 0000000000000000 0000000000000000
>> 0000000000000bd0: 0000000000000000 0000000000000000
>> 0000000000000be0: 0000000000000000 0000000000000000
>> 0000000000000bf0: 0000000000000000 0000000000000000
>> 0000000000000c00: 0000000000000000 0000000000000000
>> 0000000000000c10: 0000000000000000 0000000000000000
>> 0000000000000c20: 000000000ce44067 0000000000000000
>> 0000000000000c30: 0000000000000000 0000000000000000
>> 0000000000000c40: 0000000000000000 0000000000000000
>> 0000000000000c50: 0000000000000000 0000000000000000
>> 0000000000000c60: 0000000000000000 0000000000000000
>> 0000000000000c70: 0000000000000000 0000000000000000
>> 0000000000000c80: 0000000000000000 0000000000000000
>> 0000000000000c90: 0000000000000000 0000000000000000
>> 0000000000000ca0: 0000000000000000 0000000000000000
>> 0000000000000cb0: 0000000000000000 0000000000000000
>> 0000000000000cc0: 0000000000000000 0000000000000000
>> 0000000000000cd0: 0000000000000000 0000000000000000
>> 0000000000000ce0: 0000000000000000 0000000000000000
>> 0000000000000cf0: 0000000000000000 0000000000000000
>> 0000000000000d00: 0000000000000000 0000000000000000
>> 0000000000000d10: 0000000000000000 0000000000000000
>> 0000000000000d20: 0000000000000000 0000000000000000
>> 0000000000000d30: 0000000000000000 0000000000000000
>> 0000000000000d40: 0000000000000000 0000000000000000
>> 0000000000000d50: 0000000000000000 0000000000000000
>> 0000000000000d60: 0000000000000000 0000000000000000
>> 0000000000000d70: 0000000000000000 0000000000000000
>> 0000000000000d80: 0000000000000000 0000000000000000
>> 0000000000000d90: 0000000000000000 0000000000000000
>> 0000000000000da0: 0000000000000000 0000000000000000
>> 0000000000000db0: 0000000000000000 0000000000000000
>> 0000000000000dc0: 0000000000000000 0000000000000000
>> 0000000000000dd0: 0000000000000000 0000000000000000
>> 0000000000000de0: 0000000000000000 0000000000000000
>> 0000000000000df0: 0000000000000000 0000000000000000
>> 0000000000000e00: 0000000000000000 0000000000000000
>> 0000000000000e10: 0000000000000000 0000000000000000
>> 0000000000000e20: 0000000000000000 0000000000000000
>> 0000000000000e30: 0000000000000000 0000000000000000
>> 0000000000000e40: 0000000000000000 0000000000000000
>> 0000000000000e50: 0000000000000000 0000000000000000
>> 0000000000000e60: 0000000000000000 0000000000000000
>> 0000000000000e70: 0000000000000000 0000000000000000
>> 0000000000000e80: 0000000000000000 0000000000000000
>> 0000000000000e90: 0000000000000000 0000000000000000
>> 0000000000000ea0: 0000000000000000 0000000000000000
>> 0000000000000eb0: 0000000000000000 0000000000000000
>> 0000000000000ec0: 0000000000000000 0000000000000000
>> 0000000000000ed0: 0000000000000000 0000000000000000
>> 0000000000000ee0: 0000000000000000 0000000000000000
>> 0000000000000ef0: 0000000000000000 0000000000000000
>> 0000000000000f00: 0000000000000000 0000000000000000
>> 0000000000000f10: 0000000000000000 0000000000000000
>> 0000000000000f20: 0000000000000000 0000000000000000
>> 0000000000000f30: 0000000000000000 0000000000000000
>> 0000000000000f40: 0000000000000000 0000000000000000
>> 0000000000000f50: 0000000000000000 0000000000000000
>> 0000000000000f60: 0000000000000000 0000000000000000
>> 0000000000000f70: 0000000000000000 0000000000000000
>> 0000000000000f80: 0000000000000000 0000000000000000
>> 0000000000000f90: 0000000000000000 0000000000000000
>> 0000000000000fa0: 0000000000000000 0000000000000000
>> 0000000000000fb0: 0000000000000000 0000000000000000
>> 0000000000000fc0: 0000000000000000 0000000000000000
>> 0000000000000fd0: 0000000000000000 0000000000000000
>> 0000000000000fe0: 0000000000000000 0000000000000000
>> 0000000000000ff0: 0000000000000000 0000000130087067
>>
>> crash: cannot resolve "end_pfn"
>>
>> SLES11-40:/dat/bnx2_core # ls -al ../xen_vm/sles11.dumpcore
>> -rw------- 1 root root 538996808 Mar 4 09:34
>> ../xen_vm/sles11.dumpcore
>>
>> SLES11-40:/dat/bnx2_core # file ../xen_vm/sles11.dumpcore
>> ../xen_vm/sles11.dumpcore: ELF 64-bit LSB core file x86-64, version 1
>> SLES11-40:/dat/bnx2_core # gdb vmlinux-2.6.27.19-5-xen
>> ../xen_vm/sles11.dumpcore
>> GNU gdb (GDB) SUSE (7.0-0.4.16)
>> Copyright (C) 2009 Free Software Foundation, Inc.
>> License GPLv3+: GNU GPL version 3 or later <
>> http://gnu.org/licenses/gpl.html >
>> 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-suse-linux".
>> For bug reporting instructions, please see:
>> < http://www.gnu.org/software/gdb/bugs/ >...
>> Reading symbols from /dat/bnx2_core/vmlinux-2.6.27.19-5-xen...Reading
>> symbols from /dat/bnx2_core/vmlinux-2.6.27.19-5-xen.debug...done.
>> done.
>> "/dat/bnx2_core/../xen_vm/sles11.dumpcore" is not a core dump: File
>> format not recognized
>> (gdb) q
>> SLES11-40:/dat/bnx2_core #
>>
>>
>>
>> the paravituralized vm config:
>>
>> SLES11-40:/etc/xen/vm # cat sles11
>> name="sles11"
>> description="None"
>> uuid="cf40dbdb-b50d-9c25-7c07-14441d7ae478"
>> memory=512
>> maxmem=512
>> vcpus=4
>> on_poweroff="destroy"
>> on_reboot="restart"
>> on_crash="destroy"
>> localtime=0
>> keymap="en-us"
>> builder="linux"
>> bootloader="/usr/bin/pygrub"
>> bootargs=""
>> extra=" "
>> disk=[ 'file:/dat/vms/sles11_pv,xvda,w',
>> 'file:/dat/iso/SLES-11-DVD-x86_64-GM-DVD1.iso,xvdb:cdrom,r', ]
>> vif=[ 'mac=00:16:3e:61:b3:96,bridge=br3', ]
>> vfb=['type=vnc,vncunused=1']
>>
>> --
>> Crash-utility mailing list
>> Crash-utility at redhat.com
>> https://www.redhat.com/mailman/listinfo/crash-utility
>>
>
> --
> Crash-utility mailing list
> Crash-utility at redhat.com
> https://www.redhat.com/mailman/listinfo/crash-utility
> 




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