kernel panic FreeBSD 7.0 - Xorg

[Roland Smith]

On Mon, May 12, 2008 at 12:51:26PM +0200, Zbigniew Komarnicki wrote:
> Hello!
> 
> I decide to go on FreeBSD 7.0-RELEASE. Before I used 6.3-RELEASE.
> But now I cannot get working Xorg. I almost get the kernel panic.
> I install fresh 7.0-RELEASE and update ports by portsnam and everything 
> compiled by ports system. After instalign 'xorg' ports I do the following 
> steps as root:

How *exactly* did you upgrade your ports? Sometimes old libraries hang
around causing trouble.
 
> Xorg -configure
> X -config /root/xorg.conf.new

Why would you do that? If you haven't changed the hardware, there is no
need to change xorg.conf.

> and I got black monitor and after few seconds the system reboots. 
> Then I go to single user and do 

Check the X logfile (/var/log/Xorg.0.log). Any clues in there?

> savecore: reboot after panic: vm_fault: fault on nofault entry, addr: e56e8000
> savecore: writing core to vmcore.2

This can also help you debug. Load it up in the kernel debugger;

  kgdb /boot/kernel/kernel.symbols vmcore.2

Then inside the debugger, give the 'bt' command.

> and then I examine the file "xorg.conf.org" (I attached the file) and I saw 
> that I have there the following line: 
> Driver      "radeon"
> 
> In FreeBSD 6.3-RELEASE I had there
> Driver      "ati"
> so I change it to "ati" and do
> 
> X -config /root/xorg.conf.new
> 
> but with no result - kernel panic again.
> 
> What going on here?

What kind of graphics card do you have? What does 'pciconf -lv' say?

Roland
-- 
R.F.Smith                                   http://www.xs4all.nl/~rsmith/
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