Malin Bruland, thank you for taking the time to report this bug and helping to make Ubuntu better. Please execute the following command only once, as it will automatically gather debugging information, in a terminal: apport-collect 1519937
** Package changed: linux-lts-wily (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/1519937 Title: NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [khugepaged:41 Status in linux package in Ubuntu: Incomplete Bug description: Description: Ubuntu 14.04.3 LTS Release: 14.04 linux-image-4.2.0-18-generic: Installed: 4.2.0-18.22~14.04.1 Candidate: 4.2.0-18.22~14.04.1 Version table: *** 4.2.0-18.22~14.04.1 0 500 http://no.archive.ubuntu.com/ubuntu/ trusty-updates/main amd64 Packages 500 http://security.ubuntu.com/ubuntu/ trusty-security/main amd64 Packages 100 /var/lib/dpkg/status Not sure how to reproduce this potential bug as this as far as I can see happens at random occasions . However, when this happens the computer becomes unresponsive and don't take any keyboard input so I can't access tty, mouse cursor is stuck and won't move. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-4.2.0-18-generic 4.2.0-18.22~14.04.1 ProcVersionSignature: Ubuntu 4.2.0-18.22~14.04.1-generic 4.2.3 Uname: Linux 4.2.0-18-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.14.1-0ubuntu3.19 Architecture: amd64 CurrentDesktop: Unity Date: Wed Nov 25 20:47:42 2015 InstallationDate: Installed on 2015-04-04 (235 days ago) InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) SourcePackage: linux-lts-wily UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1519937/+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