[Bug 576856] [NEW] qemu-system-x86_64 doesn't emulate 64bit CPU

[Mathias Gug]

On Fri, May 07, 2010 at 08:00:49AM -0000, Jesse wrote:
> 
> I have a Core 2 Duo E6550 which is physically 64-bit capable. When I run this on 32-bit Ubuntu 10.04:
> $ qemu-system-x86_64 -cdrom ubuntu-10.04-desktop-amd64.iso
> I got the following message:
> This kernel requires an x86-64 CPU, but only detected an i686 CPU

Probably because your host operating system is 32 bits.

> expected behavior:
> The live cd boots and runs, although slowly
> 

I don't think that running a 64 bits guest on a 32 bits host is
supported.

 status invalid
 importance whishlist

-- 
Mathias Gug
Ubuntu Developer  http://www.ubuntu.com

-- 
qemu-system-x86_64 doesn't emulate 64bit CPU
https://bugs.launchpad.net/bugs/576856
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