Comment 1 for bug 404661

Please try this latest kernel:
http://files.getdropbox.com/u/709242/kernel/linux-headers-2.6.30.3-ep1_2.6.30.3-ep1-10.00.Custom_i386.deb
After you've installed it and before reboot execute the following commands:
update-initramfs -c -k 2.6.30.3-ep1
update-grub

Please also attach to this bug report outputs of (executed as root):
lspci -v
dmesg
dmidecode
lsmod