ddb and usb keyboard

I primarily use a usb keyboard on my PC. After an upgrade this weekend the kernel
paniced and went into ddb. Unfortunately the usb keyboard does not work in
ddb mode. Thus I can only pull the plug :(

MB is a Supermicro P3TDDE with two PIII 800MHz CPU's. Chipset is:
# dmesg |grep VIA
acpi0: <VIA694 AWRDACPI> on motherboard
agp0: <VIA Generic host to PCI bridge> mem 0xf0000000-0xf3ffffff at device 0.0 on pci0
uhci0: <VIA 83C572 USB controller> port 0xb800-0xb81f irq 11 at device 17.2 on pci0
usb0: <VIA 83C572 USB controller> on uhci0
uhub0: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhci1: <VIA 83C572 USB controller> port 0xbc00-0xbc1f irq 11 at device 17.3 on pci0
usb1: <VIA 83C572 USB controller> on uhci1
uhub2: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
uhci2: <VIA 83C572 USB controller> port 0xc000-0xc01f irq 11 at device 17.4 on pci0
usb2: <VIA 83C572 USB controller> on uhci2
uhub3: VIA UHCI root hub, class 9/0, rev 1.00/1.00, addr 1

keyboard is a Sun Type 6 keyboard.

dmesg is attached.

Sven Esbjerg