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[Adam Lee <adam.lee@xxxxxxxxxxxxx>]

those machines all work well with Ubuntu 15.04(vivid)

** Changed in: linux (Ubuntu)
       Status: New => Fix Released

** Changed in: hwe-next
       Status: Confirmed => Fix Released

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https://bugs.launchpad.net/bugs/1433937

Title:
  [Lenovo E450/E550] System got hang after resumed back from S3 ,
  hibernate or hybird_sleep.

Status in HWE Next Project:
  Fix Released
Status in linux package in Ubuntu:
  Fix Released
Status in linux-lts-utopic package in Ubuntu:
  Confirmed

Bug description:
  CID : 201411-16166 Lenovo E450 (I+A) with 14.04.2 (utopic)
  CID : 201409-15790 Lenovo E450 (I+A) with 14.04.2 (utopic)
  CID : 201411-16167 Lenovo E550 (I+A) with 14.04.2 (utopic)

  Steps:
  1. Install 14.04.2 on E450.
  2. Log in system and install fglrx.
  3. Reboot system.
  4. Log in system again
  5. Click 'Suspend' from gear list on the top right corner of screen.
  6. Make sure system enter S3, then press 'Fn' to wake it up.

  Expected result:
  System resumed back smoothly.

  Actual result:
  System got hang after resumed back.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.04
  Package: linux-image-3.16.0-30-generic 3.16.0-30.40~14.04.1 [modified: boot/vmlinuz-3.16.0-30-generic]
  ProcVersionSignature: Ubuntu 3.16.0-30.40~14.04.1-generic 3.16.7-ckt3
  Uname: Linux 3.16.0-30-generic x86_64
  NonfreeKernelModules: fglrx
  ApportVersion: 2.14.1-0ubuntu3.7
  Architecture: amd64
  CurrentDesktop: Unity
  Date: Thu Mar 19 03:07:08 2015
  InstallationDate: Installed on 2015-03-16 (2 days ago)
  InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1)
  SourcePackage: linux-lts-utopic
  UpgradeStatus: No upgrade log present (probably fresh install)

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