port-amd64/37714: qemu hangs while loading amd64 -current kernel

[jmcneill%invisible.ca@localhost]

>Number:         37714
>Category:       port-amd64
>Synopsis:       qemu hangs while loading amd64 -current kernel
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    port-amd64-maintainer
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Jan 08 01:05:00 +0000 2008
>Originator:     jmcneill%invisible.ca@localhost
>Release:        NetBSD 4.99.48
>Organization:
        
>Environment:
        
        
System: NetBSD black.invisible.ca 4.99.48 NetBSD 4.99.48 (GENERIC) #55: Sun Jan 
6 22:51:03 EST 2008 
jmcneill%black.invisible.ca@localhost:/export/home/jmcneill/branches/HEAD/src/sys/arch/amd64/compile/GENERIC
 amd64
Architecture: x86_64
Machine: amd64
Qemu Version: qemu-0.9.0nb1
>Description:
        Attempting to boot a -current amd64 boot.iso with qemu hangs while
        loading the kernel. 3.1 and 4.0 release CDs work fine.
>How-To-Repeat:
        $ dd if=/dev/zero of=disk.img bs=1m count=200
        $ qemu-system-x86_64 -hda disk.img -cdrom boot.iso -boot d -no-acpi
>Fix:
        

>Unformatted: