There has been a progressive deterioration in suspend behaviour since kernel 2.6.32-22 (bug #602049), culminating in complete failure of suspend in the final release of 10.10.
Devices power down, screen goes blank but system does not go into low-power state.
ProblemType: Bug
DistroRelease: Ubuntu 10.10
Package: linux-image-2.6.35-22-generic 2.6.35-22.33
Regression: Yes
Reproducible: Yes
ProcVersionSignature: Ubuntu 2.6.35-22.33-generic 2.6.35.4
Uname: Linux 2.6.35-22-generic x86_64
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
AplayDevices:
**** List of PLAYBACK Hardware Devices ****
card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
Architecture: amd64
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: Intel [HDA Intel], device 0: STAC92xx Analog [STAC92xx Analog]
Subdevices: 1/1
Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: mdoube 1777 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xfc500000 irq 48'
Mixer name : 'SigmaTel STAC9872AK'
Components : 'HDA:83847662,104d1e00,00100201 HDA:14f12c06,104d1700,00100000'
Controls : 11
Simple ctrls : 7
Date: Mon Oct 11 14:26:34 2010
HibernationDevice: RESUME=UUID=a017c7e4-4a29-4ba1-bfea-52cd609781d8
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha amd64 (20100412)
MachineType: Sony Corporation VGN-SZ650N
PccardctlIdent:
Socket 0:
no product info available
PccardctlStatus:
Socket 0:
no card
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.35-22-generic root=UUID=31cf7381-5708-4104-8d9e-a2eaaec7cbe7 ro quiet splash
ProcEnviron:
PATH=(custom, no user)
LANG=en_GB.utf8
SHELL=/bin/bash
RelatedPackageVersions: linux-firmware 1.38
RfKill:
0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
SourcePackage: linux
dmi.bios.date: 04/04/2008
dmi.bios.vendor: Phoenix Technologies LTD
dmi.bios.version: R0122S5
dmi.board.asset.tag: N/A
dmi.board.name: VAIO
dmi.board.vendor: Sony Corporation
dmi.board.version: N/A
dmi.chassis.type: 10
dmi.chassis.vendor: Sony Corporation
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrR0122S5:bd04/04/2008:svnSonyCorporation:pnVGN-SZ650N:pvrJ002UR2M:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
dmi.product.name: VGN-SZ650N
dmi.product.version: J002UR2M
dmi.sys.vendor: Sony Corporation
Michael Doube, thank you for reporting this and helping make Ubuntu better. Maverick reached EOL on April 10, 2012.
Please see this document for currently supported Ubuntu releases:
https:/
We were wondering if this is still an issue in a supported release? If so, can you try with the latest development release of Ubuntu? ISO CD images are available from http://
If it remains an issue, could you run the following command in a supported release from a Terminal (Applications-
apport-collect -p linux <replace-
Also, if you could test the latest upstream kernel available that would be great. It will allow additional upstream developers to examine the issue. Refer to https:/
If this bug is fixed in the mainline kernel, please add the following tag 'kernel-
If the mainline kernel does not fix this bug, please add the tag: 'kernel-
If you are unable to test the mainline kernel, for example it will not boot, please add the tag: 'kernel-
Please let us know your results. Thanks in advance.