Public bug reported: The machine fails to suspend every 1 in 5 times or so, after rebooting forcefully this report is created.
This forum user reports the same, suggesting the video driver (switching to vt before suspend seems to work around it for him). http://ubuntuforums.org/showthread.php?t=2224410 This is really frustrating as it drains battery while you think it's asleep... ProblemType: KernelOops DistroRelease: Ubuntu 14.04 Package: linux-image-3.13.0-29-generic 3.13.0-29.53 ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2 Uname: Linux 3.13.0-29-generic x86_64 Annotation: This occured during a previous suspend and prevented it from resuming properly. ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: lightdm 1423 F.... pulseaudio ola 2266 F.... pulseaudio Date: Sun Jun 22 00:20:50 2014 DuplicateSignature: suspend/resume:Apple Inc. MacBookAir5,1:MBA51.88Z.00EF.B02.1211271028 ExecutablePath: /usr/share/apport/apportcheckresume ExecutableTimestamp: 1400281919 Failure: suspend/resume InterpreterPath: /usr/bin/python3.4 MachineType: Apple Inc. MacBookAir5,1 ProcCmdline: /usr/bin/python3 /usr/share/apport/apportcheckresume ProcCwd: / ProcEnviron: TERM=linux PATH=(custom, no user) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-3.13.0-29-generic root=UUID=b5d11eef-0dcc-4d93-b8ab-4d4cb808f5ac ro rootflags=subvol=@ quiet splash vt.handoff=7 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-3.13.0-29-generic N/A linux-backports-modules-3.13.0-29-generic N/A linux-firmware 1.127.2 SourcePackage: linux Title: [Apple Inc. MacBookAir5,1] suspend/resume failure UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: dmi.bios.date: 11/27/2012 dmi.bios.vendor: Apple Inc. dmi.bios.version: MBA51.88Z.00EF.B02.1211271028 dmi.board.asset.tag: Base Board Asset Tag# dmi.board.name: Mac-66F35F19FE2A0D05 dmi.board.vendor: Apple Inc. dmi.board.version: MacBookAir5,1 dmi.chassis.type: 10 dmi.chassis.vendor: Apple Inc. dmi.chassis.version: Mac-66F35F19FE2A0D05 dmi.modalias: dmi:bvnAppleInc.:bvrMBA51.88Z.00EF.B02.1211271028:bd11/27/2012:svnAppleInc.:pnMacBookAir5,1:pvr1.0:rvnAppleInc.:rnMac-66F35F19FE2A0D05:rvrMacBookAir5,1:cvnAppleInc.:ct10:cvrMac-66F35F19FE2A0D05: dmi.product.name: MacBookAir5,1 dmi.product.version: 1.0 dmi.sys.vendor: Apple Inc. ** Affects: linux (Ubuntu) Importance: Undecided Status: Confirmed ** Tags: amd64 apport-kerneloops need-duplicate-check resume suspend trusty -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1332885 Title: [Apple Inc. MacBookAir5,1] suspend/resume failure Status in “linux” package in Ubuntu: Confirmed Bug description: The machine fails to suspend every 1 in 5 times or so, after rebooting forcefully this report is created. This forum user reports the same, suggesting the video driver (switching to vt before suspend seems to work around it for him). http://ubuntuforums.org/showthread.php?t=2224410 This is really frustrating as it drains battery while you think it's asleep... ProblemType: KernelOops DistroRelease: Ubuntu 14.04 Package: linux-image-3.13.0-29-generic 3.13.0-29.53 ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2 Uname: Linux 3.13.0-29-generic x86_64 Annotation: This occured during a previous suspend and prevented it from resuming properly. ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: lightdm 1423 F.... pulseaudio ola 2266 F.... pulseaudio Date: Sun Jun 22 00:20:50 2014 DuplicateSignature: suspend/resume:Apple Inc. MacBookAir5,1:MBA51.88Z.00EF.B02.1211271028 ExecutablePath: /usr/share/apport/apportcheckresume ExecutableTimestamp: 1400281919 Failure: suspend/resume InterpreterPath: /usr/bin/python3.4 MachineType: Apple Inc. MacBookAir5,1 ProcCmdline: /usr/bin/python3 /usr/share/apport/apportcheckresume ProcCwd: / ProcEnviron: TERM=linux PATH=(custom, no user) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-3.13.0-29-generic root=UUID=b5d11eef-0dcc-4d93-b8ab-4d4cb808f5ac ro rootflags=subvol=@ quiet splash vt.handoff=7 PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-3.13.0-29-generic N/A linux-backports-modules-3.13.0-29-generic N/A linux-firmware 1.127.2 SourcePackage: linux Title: [Apple Inc. MacBookAir5,1] suspend/resume failure UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: dmi.bios.date: 11/27/2012 dmi.bios.vendor: Apple Inc. dmi.bios.version: MBA51.88Z.00EF.B02.1211271028 dmi.board.asset.tag: Base Board Asset Tag# dmi.board.name: Mac-66F35F19FE2A0D05 dmi.board.vendor: Apple Inc. dmi.board.version: MacBookAir5,1 dmi.chassis.type: 10 dmi.chassis.vendor: Apple Inc. dmi.chassis.version: Mac-66F35F19FE2A0D05 dmi.modalias: dmi:bvnAppleInc.:bvrMBA51.88Z.00EF.B02.1211271028:bd11/27/2012:svnAppleInc.:pnMacBookAir5,1:pvr1.0:rvnAppleInc.:rnMac-66F35F19FE2A0D05:rvrMacBookAir5,1:cvnAppleInc.:ct10:cvrMac-66F35F19FE2A0D05: dmi.product.name: MacBookAir5,1 dmi.product.version: 1.0 dmi.sys.vendor: Apple Inc. 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