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[Bug 1450910] [NEW] Watchdog detected hard LOCKUP on cpu 9

 

Public bug reported:

Experiencing system lockups while idle on Ubuntu 14.04.2, kernel
3.16.0-36. Appears to be related to Bug 1004313

Description:	Ubuntu 14.04.2 LTS
Release:	14.04

Attached are the details from syslog:

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: linux-image-3.16.0-36-generic 3.16.0-36.48~14.04.1
ProcVersionSignature: Ubuntu 3.16.0-36.48~14.04.1-generic 3.16.7-ckt9
Uname: Linux 3.16.0-36-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.10
Architecture: amd64
Date: Fri May  1 13:27:07 2015
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=en_US.UTF-8
 SHELL=/bin/bash
SourcePackage: linux-lts-utopic
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: linux-lts-utopic (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug trusty

** Attachment added: "log.txt"
   https://bugs.launchpad.net/bugs/1450910/+attachment/4389254/+files/log.txt

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https://bugs.launchpad.net/bugs/1450910

Title:
  Watchdog detected hard LOCKUP on cpu 9

Status in linux-lts-utopic package in Ubuntu:
  New

Bug description:
  Experiencing system lockups while idle on Ubuntu 14.04.2, kernel
  3.16.0-36. Appears to be related to Bug 1004313

  Description:	Ubuntu 14.04.2 LTS
  Release:	14.04

  Attached are the details from syslog:

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.16.0-36-generic 3.16.0-36.48~14.04.1
  ProcVersionSignature: Ubuntu 3.16.0-36.48~14.04.1-generic 3.16.7-ckt9
  Uname: Linux 3.16.0-36-generic x86_64
  ApportVersion: 2.14.1-0ubuntu3.10
  Architecture: amd64
  Date: Fri May  1 13:27:07 2015
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  SourcePackage: linux-lts-utopic
  UpgradeStatus: No upgrade log present (probably fresh install)

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References