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[Bug 1412873] Re: Ubuntu 14.10 sometimes does not suspend

 

Would it be possible for you to test the latest upstream kernel? Refer
to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest
v3.19 kernel[0].

If this bug is fixed in the mainline kernel, please add the following
tag 'kernel-fixed-upstream'.

If the mainline kernel does not fix this bug, please add the tag:
'kernel-bug-exists-upstream'.

If you are unable to test the mainline kernel, for example it will not boot, please add the tag: 'kernel-unable-to-test-upstream'.
Once testing of the upstream kernel is complete, please mark this bug as "Confirmed".


Thanks in advance.

[0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.19-rc5-vivid/

** Changed in: linux (Ubuntu)
   Importance: Undecided => Medium

** Changed in: linux (Ubuntu)
       Status: Confirmed => Incomplete

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https://bugs.launchpad.net/bugs/1412873

Title:
  Ubuntu 14.10 sometimes does not suspend

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Hi,
  I have this issue since upgrading from ubuntu 13.10 to 14.04. The issue is still present even after upgrade to 14.10.
  The problem is that system sometimes does not suspend correctly. After initiating suspend the display is being turned off completely, HDDs are being stopped, but fan remains ON and the PC LED also stays on. The only possibility is to make hard reset using the HW button on the pc. Pressing power button will neither suspend/turn off computer nor turn in on again. I can reproduce this issue randomly - approximately 1 out of 5 suspends will fail. It looks first suspend after reboot will always work fine. Then some of the suspends after successfull resume will fail (randomly). I also tried fresh install of Ubuntu 14.10, but the suspend kept failing as well. 
  Checking /var/log/pm-suspend.log did not help me as there is always "performing suspend" message either after correct suspend or failed suspend.

  ProblemType: Bug
  DistroRelease: Ubuntu 14.10
  Package: linux-image-3.16.0-24-generic 3.16.0-24.32
  ProcVersionSignature: Ubuntu 3.16.0-24.32-generic 3.16.4
  Uname: Linux 3.16.0-24-generic x86_64
  ApportVersion: 2.14.7-0ubuntu8
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  ygzo       5008 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Tue Jan 20 17:34:22 2015
  HibernationDevice: RESUME=UUID=5c7a99f0-ca4d-4b61-bf3c-118fa145440d
  InstallationDate: Installed on 2014-04-18 (277 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  IwConfig:
   eth0      no wireless extensions.
   
   lo        no wireless extensions.
  MachineType: Gigabyte Technology Co., Ltd. H61M-D2H
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-24-generic root=UUID=0cb350ba-8e96-4ac3-ac78-73547f8ada58 ro quiet splash
  RelatedPackageVersions:
   linux-restricted-modules-3.16.0-24-generic N/A
   linux-backports-modules-3.16.0-24-generic  N/A
   linux-firmware                             1.138
  RfKill:
   
  SourcePackage: linux
  UpgradeStatus: Upgraded to utopic on 2014-10-28 (84 days ago)
  dmi.bios.date: 05/18/2012
  dmi.bios.vendor: Award Software International, Inc.
  dmi.bios.version: F5
  dmi.board.name: H61M-D2H
  dmi.board.vendor: Gigabyte Technology Co., Ltd.
  dmi.chassis.type: 3
  dmi.chassis.vendor: Gigabyte Technology Co., Ltd.
  dmi.modalias: dmi:bvnAwardSoftwareInternational,Inc.:bvrF5:bd05/18/2012:svnGigabyteTechnologyCo.,Ltd.:pnH61M-D2H:pvr:rvnGigabyteTechnologyCo.,Ltd.:rnH61M-D2H:rvr:cvnGigabyteTechnologyCo.,Ltd.:ct3:cvr:
  dmi.product.name: H61M-D2H
  dmi.sys.vendor: Gigabyte Technology Co., Ltd.

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