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[Bug 1415039] Re: laptop unresponsive after suspend

 

You can also check /var/log/syslog , which often has more in-depth
details about what happened during a suspend.

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https://bugs.launchpad.net/bugs/1415039

Title:
  laptop unresponsive after suspend

Status in pm-utils package in Ubuntu:
  New

Bug description:
  After suspend, the system becomes unresponsive. Fan keeps running,
  full reboot needed.

  In /var/log/pm-suspend.log the only error is:

  "Failed to connect to non-global ctrl_ifname: (null)  error: No such
  file or directory"

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: pm-utils 1.4.1-13ubuntu0.1
  ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
  Uname: Linux 3.13.0-32-generic x86_64
  NonfreeKernelModules: nvidia
  ApportVersion: 2.14.1-0ubuntu3.6
  Architecture: amd64
  CurrentDesktop: Unity
  Date: Tue Jan 27 14:40:12 2015
  InstallationDate: Installed on 2015-01-26 (0 days ago)
  InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
  PackageArchitecture: all
  SourcePackage: pm-utils
  UpgradeStatus: No upgrade log present (probably fresh install)

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References