Enrico Cavallini, thank you for reporting this bug to Ubuntu. 13.04 reached EOL on January 27, 2014. See this document for currently supported Ubuntu releases: https://wiki.ubuntu.com/Releases
Is this an issue on a supported release, if so could you please execute the following as it will automatically gather debugging information, in a terminal: apport-collect 1188379 ** Package changed: evince (Ubuntu) => linux (Ubuntu) ** Changed in: linux (Ubuntu) Importance: Undecided => Low ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1188379 Title: Processor overhead Status in linux package in Ubuntu: Incomplete Bug description: When I start my ASUS Z53J F3JC with the wireless switch set to OFF the Duo T5500 CPU is constantly overloaded to 70% and more. If I move the switch to ON load of every core goes down becoming regular. Maybe a kernel bug? ProblemType: Bug DistroRelease: Ubuntu 13.04 Package: evince 3.6.1-1ubuntu3 ProcVersionSignature: Ubuntu 3.8.0-23.34-generic 3.8.11 Uname: Linux 3.8.0-23-generic i686 NonfreeKernelModules: nvidia ApportVersion: 2.9.2-0ubuntu8.1 Architecture: i386 Date: Thu Jun 6 22:10:57 2013 EcryptfsInUse: Yes MarkForUpload: True SourcePackage: evince UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1188379/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp