Did this issue start happening after an update/upgrade? Was there a prior kernel version where you were not having this particular problem?
Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.3 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'. 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/v4.3-unstable/ ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- 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/1513475 Title: Sleep upon video in browser starts Status in linux package in Ubuntu: Incomplete Bug description: https://youtu.be/xGyf27CocxM was the video on the page http://www.juiceladycherie.com/Juice/videos/ but it has happened at other video sites, usually youtube probably. Sound is retained until sound stops but the screen goes black and computer cannot be awakened without hard boot shutdown/restart. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.13.0-67-generic 3.13.0-67.109 ProcVersionSignature: Ubuntu 3.13.0-67.109-generic 3.13.11-ckt27 Uname: Linux 3.13.0-67-generic i686 ApportVersion: 2.14.1-0ubuntu3.17 Architecture: i386 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ubun15 1487 F.... pulseaudio /dev/snd/pcmC0D0p: ubun15 1487 F...m pulseaudio CurrentDesktop: Unity Date: Thu Nov 5 08:52:39 2015 HibernationDevice: RESUME=UUID=16d49fba-9f6e-445a-b302-5d780273132b InstallationDate: Installed on 2015-01-03 (305 days ago) InstallationMedia: Ubuntu 12.04.4 LTS "Precise Pangolin" - Release i386 (20140204) MachineType: Sony Corporation VGN-FZ320E PccardctlIdent: Socket 0: no product info available PccardctlStatus: Socket 0: no card ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-67-generic root=UUID=058a0c7a-e1b4-4e13-9015-33235eee5f53 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.13.0-67-generic N/A linux-backports-modules-3.13.0-67-generic N/A linux-firmware 1.127.16 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: Upgraded to trusty on 2015-09-30 (36 days ago) dmi.bios.date: 12/21/2007 dmi.bios.vendor: Phoenix Technologies LTD dmi.bios.version: R2110J7 dmi.board.asset.tag: N/A dmi.board.name: VAIO dmi.board.vendor: Sony Corporation dmi.board.version: N/A dmi.chassis.asset.tag: N/A dmi.chassis.type: 10 dmi.chassis.vendor: Sony Corporation dmi.chassis.version: N/A dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrR2110J7:bd12/21/2007:svnSonyCorporation:pnVGN-FZ320E:pvrC6006BC8:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A: dmi.product.name: VGN-FZ320E dmi.product.version: C6006BC8 dmi.sys.vendor: Sony Corporation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1513475/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp