Lock up during install on Compaq Presario notebook with Turion chip

[Lorin Lund]

I have tried installing 6.0-RELEASE for x64 and 6.1-RELEASE for i386.  
They both
lock up.  Below I have transcribed the information showing on the screen 
when it stops:

I'm open to any suggestions/pointers.

atkbdc0: <Keyboard controller (i8042)> port 0x60,0x64 irq 1 on acpi0
atkbd0: <AT Keyboard> irq 1 on atkbdc0
kbd0 at atkbd0
atkbd0: [GIANT-LOCKED]
psm0: <PS/2 Mouse> irq 12 on atkbdc0
psm0: [GIANT-LOCKED]
psm0: model IntelliMouse, device ID 3
acpi-acad0: <AC Adapter> on acpi0
battery0: <ACPI Control Method Battery> on acpi0
pmtimer0 on isa0
orm0: <ISA Options ROMSs> at iomem 
0xc0000-0xcffff,0xd0000-0xd0fff,0xdc000-0xdffff,0xe0000-0xe3fff on isa0
ppc0: parallel port not found.
sc0: <System console> at flags 0x100 on isa0
sc0: VGA <16 virttual consoles, flags=0x300>
sio0: configured irq 4 not in bitmap of probed irqs 0
sio0: port may not be enabled
sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
sio0: type 8250 or not responding
sio1: configured irq 3 not in bitmap of probed irqs 0
sio1: port may not be enabled
vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-ixbffff on isa0
Timecounter "TSC" frequency 1794786721 Hz quality 800
Timecounters tick every 1.000 msec