A bug of Linux in Ubuntu 10.04

[Arand Nash]

Bill Lee wrote:
> First of all, as a foreign English speaker, I may not be able to express
> myself complete. If you have difficult understand this mail, I feel sorry.
> I ran Ubuntu 10.04 on Virtual Box OSE, and find that the ACPI part of
> Linux Ubuntu 10.04 cannot work with Virtual Box OSE.
> System will hold up when loading Linux kernel. But if I send parameter
> 'acpi=off' to the kernel or disable the ACPI support of the virtual
> machine, the system will work.
> The version of Linux is '2.6.32-16-generic #25-Ubuntu SMP Tue Mar 9
> 16:33:52 UTC 2010'.
> The Virtual Box OSE is running in Ubuntu 9.10 and its version is
> '3.0.8_OSE r53138'.
> Ubuntu 9.10 can work with this version of Virtual Box. So I think this
> problem can be sovled. I wish Lucid LTS will become better.
> 
> Best wishes,
> Bill Lee
> 
> 

This is a known bug: 
https://bugs.launchpad.net/ubuntu/+source/virtualbox-ose/+bug/510571
I am not quite sure why the patch hasn't gotten much attention yet, but 
presumably it's busy times at the moment.