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[Bug 1519937] [NEW] NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [khugepaged:41


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Description:	Ubuntu 14.04.3 LTS
Release:	14.04
  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)

** Affects: linux (Ubuntu)
     Importance: Low
         Status: Incomplete

** Tags: amd64 apport-bug third-party-packages trusty
NMI watchdog: BUG: soft lockup - CPU#1 stuck for 23s! [khugepaged:41
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