Kazuo Moriwaka wrote:
> Hi,
>
> I tried to use crash (http://people.redhat.com/~anderson/) with
> x86_32 xen domain0 image, which is extracted from whole-machine dump
> image made by kexec/kdump.
>
> 'kmem -i' cause some error, but other almost all commands I tried seem
> to work well.
> This may be some helps for xen development and troubleshooting.
>
> regards,
>
Hello Kazuo,
Would it be possible for you to make your vmlinux and dom0core files
available for me to work with? Can you put them someplace where
I can download them? (Contact me off-list with the particulars...)
Thanks,
Dave Anderson
>
> ---------------------------------------------------------------------------
> (... get vmcore with kexec/kdump ...)
> $ ./dom0cut_x86_32.py -txen -f -dvmcore -odom0core -xxen-syms -vvmlinux-2.6.16
> $ crash vmlinux dom0core
>
> crash 4.0-2.24
> Copyright (C) 2002, 2003, 2004, 2005, 2006 Red Hat, Inc.
> Copyright (C) 2004, 2005, 2006 IBM Corporation
> Copyright (C) 1999-2006 Hewlett-Packard Co
> Copyright (C) 2005 Fujitsu Limited
> Copyright (C) 2005 NEC Corporation
> Copyright (C) 1999, 2002 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 6.1
> Copyright 2004 Free Software Foundation, Inc.
> GDB 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.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB. Type "show warranty" for details.
> This GDB was configured as "i686-pc-linux-gnu"...
>
> KERNEL: vmlinux
> DUMPFILE: dom0core
> CPUS: 2
> DATE: Wed May 24 18:52:04 2006
> UPTIME: 00:04:32
> LOAD AVERAGE: 0.46, 0.10, 0.03
> TASKS: 26
> NODENAME: (none)
> RELEASE: 2.6.16.13-xen
> VERSION: #3 SMP Wed May 24 10:08:29 JST 2006
> MACHINE: i686 (866 Mhz)
> MEMORY: 887.4 MB
> PANIC: "SysRq : Trigger a crashdump"
> PID: 163
> COMMAND: "echo"
> TASK: c024e050 [THREAD_INFO: f3f0e000]
> CPU: 0
> STATE: TASK_RUNNING (SYSRQ)
>
> crash> bt
> PID: 163 TASK: c024e050 CPU: 0 COMMAND: "echo"
> #0 [f3f0ffbc] ret_from_fork at c01050a8
> #1 [f3f0ffb8] system_call at c01051d2
> EAX: 00000004 EBX: 00000001 ECX: b7e8c000 EDX: 00000002
> DS: 007b ESI: 00000002 ES: 007b EDI: 00000000
> SS: 007b ESP: bf8ad750 EBP: bf8ad774
> CS: 0073 EIP: b7f35a88 ERR: 00000004 EFLAGS: 00000246
> crash> kmem -i
> PAGES TOTAL PERCENTAGE
> TOTAL MEM 225145 879.5 MB ----
> FREE 216192 844.5 MB 96% of TOTAL MEM
> USED 8953 35 MB 3% of TOTAL MEM
> SHARED 216640 846.2 MB 96% of TOTAL MEM
> kmem: invalid kernel virtual address: 0 type: "inode buffer"
> ---------------------------------------------------------------------------
> --
> Kazuo Moriwaka <moriwaka@xxxxxxxxxxxxx>
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