linux-kernel - Re: early exception error

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Message-ID: <20081230214143.GB11696@localhost>
Date:	Wed, 31 Dec 2008 00:41:43 +0300
From:	Cyrill Gorcunov <gorcunov@...il.com>
To:	david@...g.hm
Cc:	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: early exception error

[david@...g.hm - Tue, Dec 30, 2008 at 02:31:28PM -0800]
> On Wed, 31 Dec 2008, Cyrill Gorcunov wrote:
>
>> [david@...g.hm - Tue, Dec 30, 2008 at 02:21:10PM -0800]
>>> I'm trying to upgrade a older dual opteron box to a current 64 bit
>>> system, but I'm getting early exception errors from several different
>>> kernels
>>>
>>> I tried the ubuntu 8.04 and 8.10 disks, and then I decided to try hunting
>>> it down myself, so I took my 2.6.25 32 bit config copied it to a 64 bit
>>> system and did a make oldconfig with 2.6.28 and am getting the same type
>>> of error (the address changes from kernel to kernel and config to config
>>> on the same kernel)
>>>
>>> doing a grep through System.map for the address that appears in the error
>>> returns nothing
>>>
>>> attached are snapshots of the screen when the error happens and two
>>> different configs with the same error (I tried disabling high-res timers,
>>> tickless operation, and PAT, but got the same error), the 28 image is the
>>> -2 config.
>>>
>>> where do I go from here to track this down?
>>>
>>> David Lang
>> ...
>>
>> Hi David,
>>
>> not sure if it's the same but I've got similar errors for
>> early_params being not capable to handle null passed args.
>> What is the cmdline? It seems to be framebuffer related.
>> But otoh I could be just wrong.
>
> very trivial
>
> grep -v "^#" /etc/lilo.conf
> boot = /dev/sda
> message = /boot/boot_message.txt
> prompt
> compact
> timeout = 1200
> change-rules
>   reset
> vga = ask
> image = /boot/vmlinuz-2.6.28-64-2
>   root = /dev/sda2
>   label = 2.6.28-64
>
> I trimmed the additional boot images from this.
>
> David Lang
>

thanks David, will try to reproduce it

		- Cyrill -
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