Please attach the output of: sudo dmidecode > dmi.txt dmesg >dmesg.txt lspci -vn > lspcivn.txt lspci -vvn > lspcivvn.txt to this bug. Thanks! ** Changed in: linux-source-2.6.15 (Ubuntu) Status: Needs Info => Rejected -- after sleep+resume I can't restart the system https://launchpad.net/bugs/29695