Kernel crash on Asus A7N8X-X

Jeremy Chadwick koitsu at
Wed Mar 5 12:49:41 UTC 2008

On Tue, Mar 04, 2008 at 11:59:59PM +0100, Frédéric PRACA wrote:
> Hello dear hackers,
> I own a Asus A7N8X-X motherboard (NForce2 chipset) with a Radeon 9600 video
> card. After upgrading from 6.3 to 7.0, I launched xorg which crashed the kernel.
> After looking in the kernel core dump, I found that the agp_nvidia_flush_tlb
> function of /usr/src/sys/pci/agp_nvidia.c crashed on the line 377. The loop
> fails from the beginning (when i==0). I commented out the two last loops and it
> seems to work now but as I didn't understand what is this code for, I'd like to
> have some explanation about it and want to know if someone got the same problem.

I'm in no way familiar with X.

That said: you're using an ATI Radeon card, yet the kernel crashed in
agp_nvidia.c.  nVidia != ATI.  Is it possible that you changed video
cards at one point, and you're still using the nVidia AGP driver (loaded
via /boot/loader.conf)?

dmesg might be useful here.

| Jeremy Chadwick                                    jdc at |
| Parodius Networking                  |
| UNIX Systems Administrator                      Mountain View, CA, USA |
| Making life hard for others since 1977.                  PGP: 4BD6C0CB |

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