Re: x86-64 2.6.15-rc2-git5 fails to boot with 4GB memory

[Andi Kleen]

Matti Aarnio <matti.aarnio@xxxxxxxxxxx> writes:

> With 2 GB in place, the kernel boots just fine, but with
> 4 GB, it reports:

Works for me on several machines.

I even have a fix for the Asus wrong MCFG problem now that
broke the IOMMU on these boards (workaround is pci=nommconf) 

> 
>  kernel direct mapping tables upto ffff 8101 5000 000 @ 8000-f000
>  PANIC: early exception rip  ffff ffff 8016 f002 error 0 cr2 4230
>  PANIC: early exception rip  ffff ffff 8011 d1fe error 0 cr2 ffff ffff f5ff d023
> 
> and some other lines, which I didn't jot down on paper...

Can you please look up the RIP values in your System.map? 

> These were copied from some Fedora Core development kernel version
> after 2.6.15-rc1 (last working one) in a box with 4 GB memory.

Please try vanilla 2.6.15rc2 as a reference at least.

-Andi
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