Combat, in your Saucy install, could you please run through https://help.ubuntu.com/community/DebuggingIRQProblems and test each kernel boot parameter individually and advise if anything changes?
Combat, in your Saucy install, could you please run through https:/ /help.ubuntu. com/community/ DebuggingIRQPro blems and test each kernel boot parameter individually and advise if anything changes?