Andrés González Tenorio, could you please execute the following in a terminal: apport-collect 1231615
** Package changed: linux-lts-raring (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/1231615 Title: the machine freezes when commanded to turn off Status in “linux” package in Ubuntu: Incomplete Bug description: The problem occurs randomly, one day well another day off will freeze, and you can not even get the console, and restarted in the X functions, have to use ctrl + alt + print + reisub. ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: linux-image-3.8.0-30-generic 3.8.0-30.44~precise1 ProcVersionSignature: Ubuntu 3.8.0-30.44~precise1-generic 3.8.13.6 Uname: Linux 3.8.0-30-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.0.1-0ubuntu17.4 Architecture: amd64 Date: Thu Sep 26 12:06:53 2013 InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release amd64 (20130213) MarkForUpload: True SourcePackage: linux-lts-raring UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1231615/+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