nVidia with stock kernel crashes when leaving X

[Chris]

Chris wrote:
> I'm curious to know if anyone else has seen this or knows of a fix.  The 
> nVidia forums were absolutely no help.
> 
> My system is an Opteron running an nVidia 250 Pro chipset motherboard 
> and nVidia Geforce 5700 Ultra AGP video card.
> 
> When running the stock Ubuntu kernel (Breezy 2.6.12-9) and the nVidia 
> binary drivers ("nvidia") everything works fine until I try to quit X11. 
>  If I press CTRL-ALT-Fx, log-out, reboot, or absolutely anything that 
> tries to leave X then the machine just dies.

I have been playing around with this some more.  This is the hardest 
crash I have ever experienced with the Linux kernel.  There is nothing 
logged and Alt-SysRq magic doesn't respond at all.  I can't figure out 
how to trace what is happening.

-- 
// Chris