FC12 forcing hard reboot

[Andras Simon]

On 9/19/10, Robert Myers <rbmyersusa at gmail.com> wrote:

>> I've had this happening since I installed F13. Of course it might be
>> the consequence of a different problem.
>>
>
> Is it the box or the display interface that locks up?  I had a recent
> fc13 freeze (on which I tentatively blame firefox) that wouldn't allow
> me to get to the text console screens (ctrl-alt-f2, etc.), but would
> allow me to ssh into the box.

It's definitely not just X. Keyboard LEDs start to flash and the
machine reboots after half a minute or so. (And there's nothing useful
in the logs.)

Andras