https://bugs.launchpad.net/ubuntu/+source/linux/+bug/263059/comments/43 also has an Inspirion 6400 and the bug. Maybe the output of lspci -nn could be helpful?
https:/ /bugs.launchpad .net/ubuntu/ +source/ linux/+ bug/263059/ comments/ 43 also has an Inspirion 6400 and the bug. Maybe the output of lspci -nn could be helpful?