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Date:      Wed, 01 Aug 2001 13:23:05 -0700 (PDT)
From:      John Baldwin <jhb@FreeBSD.org>
To:        "Eugene L. Vorokov" <vel@bugz.infotecs.ru>
Cc:        freebsd-hackers@FreeBSD.org
Subject:   Re: crash dump output
Message-ID:  <XFMail.010801132305.jhb@FreeBSD.org>
In-Reply-To: <200108010656.f716ucZ02371@bugz.infotecs.ru>

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On 01-Aug-01 Eugene L. Vorokov wrote:
>> Can you compile a debug kernel please and repeat this?  That way you will
>> have
>> debug symbols so that you can get more useful information out of gdb. 
>> You'll
>> have to get a new crashdump with the debug kernel running however.
> 
> Maybe it's offtopic a bit, but can you please give exact instructions of how
> to compile debug kernel ? My machine crashes sometimes too, I tried to
> compile
> debug kernel, but it seemed not so easy and I gave up due to lack of time. Or
> is there any URL with a good explanation ?

Check the kernel debugging chapter of the handbook.  Passing the '-g' flag to
config should do the trick for 4.x IIRC.  That is instead of doing 'config FOO'
you do 'config -g FOO' while building your kernel.

-- 

John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/
PGP Key: http://www.baldwin.cx/~john/pgpkey.asc
"Power Users Use the Power to Serve!"  -  http://www.FreeBSD.org/

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