Bug#470601: Debian Lenny-pre-RC1 on Virtual PC 2007 / unrecoverable processor error
Here's an update for my previous report.
Newer kernel (maybe 2.6.24, and 2.6.26) reveals a bug in VirtualPC,
where it fails to boot with the error message "An unrecoverable
processor error has been encountered. The virtual machine will reset
This bug only occurs on the installed system (i.e not when booting
debian-installer). An easy work-around is to add "noreplace-paravirt" to
the boot command line.
A patch was applied upstream (for 2.6.27) to solve this problem. see
Some other bugs exists, but they have been reported to DD maintainer or
upstream, then documented on the wiki page: