kernel-packages team mailing list archive

[Keng-Yu Lin <keng-yu.lin@xxxxxxxxxxxxx>]

@Gabirel, I checked the kern.log, there were a few successful times of
s3. does this bug have a failure rate to reproduce? or if the s3 hangs
always?

If it has a failure rate, can you roughly estimate the value?

** Changed in: hwe-next
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1434001

Title:
  [Lenovo E450] S3 executed failure unsuccessully and there is a
  Critical Failure in suspend_single log.

Status in HWE Next Project:
  Incomplete
Status in linux-lts-utopic package in Ubuntu:
  New

Bug description:
  CID : 201407-15368 Lenovo E450 (A+A) with 14.04.2 (utopic)

  Steps:
  1. Install 14.04.2 on E450
  2. Click 'suspend' from the gear icon on the top right corner.

  Expected result:
  S3 executed successfully.

  Actual result:
  1, After click 'Suspend', screen became black in 2 second. Then it will light and come to log in interface.
  2. There is a critical failure in suspend_single log.
   s3: CRITICAL Kernel message: [ 6726.173917] PM: Some devices failed to suspend, or early wake event detected
  3. There is a Medium failures in the log.
   s3: Unexpected: S3 slept for 5 seconds, less than the expected 30 seconds.

  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 06:04:27 2015
  InstallationDate: Installed on 2015-03-18 (1 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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