virtualbox.org

I seem to have uncovered a small bug in either the guest or host os when Xp recovers from hibernation I lose the use of my usb keyboard. but not the usb mouse ?
I'm running ubuntu 9.... and windows xp pro sp3 it's happened now 3 times and the only way I've fixed it is to restart the vm.

Known issue. Try searching bugtracker (link below my post). If you find an issue that matches yours add yourself to the ticket.
Also try searching this forum using hibernation site:forums.virtualbox.org in Google.