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SubjectRe: 2.6.15-git breaks Xorg on em64t
Date
On Saturday 14 January 2006 07:52, Dave Jones wrote:
> Andi,
> Sometime in the last week something was introduced to Linus'
> tree which makes my dual EM64T go nuts when X tries to start.
> By "go nuts", I mean it does various random things, seen so
> far..
> - Machine check. (I'm convinced this isn't a hardware problem
> despite the new addition telling me otherwise :)

Normally it should be impossible to cause machine checks from software
on Intel systems.

> - Reboot
> - Total lockup
> - NMI watchdog firing, and then lockup
>
> I've tried backing out a handful of the x86-64 patches, and
> didn't get too far, as some of them are dependant on others,
> it quickly became a real mess to try to bisect where exactly it broke.\

Shouldn't be too bad - i did a binary search for something else and it worked
pretty well.
>
> Any ideas for potential candidates to try & back out ?

Does it work when you revert all x86-64 changes?

-Andi
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