Re: Help with core dump and gdb

On Wednesday 07 March 2007 05:14, Paul Newhouse wrote:
> I unzip'd some crash files and ran gdb:
>
>    bigbox#  file *
>    netbsd.6:      ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV),
> statically linked, not stripped netbsd.6.core: data
>    bigbox# ls -l
>    total 139040
>    -rw-------  1 root  wheel    8459982 Mar  6 19:00 netbsd.6
>    -rw-------  1 root  wheel  133825044 Mar  6 19:00 netbsd.6.core
>    bigbox# ls -l /net*
>    -rwxr-xr-x  1 root  wheel  8459982 Mar  6 09:41 /netbsd
>    -rwxr-x---  1 root  wheel  8459982 Mar  6 09:37 /netbsd.030607.debug
>    -rwxr-xr-x  1 root  wheel  8412345 Sep 10 01:35 /netbsd.first
>    -rwxr-xr-x  1 root  wheel  8189387 Sep  7 22:54 /netbsd.installed.3.0.1
>    -rwxr-x---  1 root  wheel  8531836 Mar  6 09:41 /netbsd.second
>    bigbox# gdb -c netbsd.6.core netbsd.6
>    GNU gdb 5.3nb1
>    Copyright 2002 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 "i386--netbsdelf"...(no debugging
> symbols found)... "/var/crash/crash6/netbsd.6.core" is not a core dump:
> File format not recognized (gdb) bt
>    No stack.
>    (gdb) where
>    No stack.
>    (gdb)
>
> Where did I go wrong?

You need 

	gdb netbsd.6
	target kcore netbsd.6.core

or if you ever use gdb6

	target kvm netbsd.6.core

Nick