id,summary,reporter,owner,description,type,status,component,version,resolution,keywords,cc,guest,host
4947,64-bit guests will not boot on WinXP 32-bit host (VT-x only) -> fixed in SVN/3.0.8,rasta,,"HOST:

WinXPsp3 32-bit with VT (dual quad-core Intel Xeon E5345 processors)
4 GB RAM
NVIDIA Quadro FX 3500 video card, 256 MB VRAM
VBox 3.0.6

GUEST:

Solaris 10 u7, 1500 MB RAM assigned to guest, 128 MB VRAM, guest additions installed
IOAPIC, ACPI, PAE, VT-x enabled

32-bit guest boots fine, NAT dropped packet problem (#4343) resolved. Network/internet connectivity good.

64-bit guest will not boot. Several USB controller errors come up, and then a page fault and return to GRUB. 

Log attached.",defect,closed,other,VirtualBox 3.0.6,fixed,,,Solaris,Windows