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 v4.9 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/v4.9-rc8 ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Also affects: linux (Ubuntu Yakkety) Importance: Undecided Status: New ** Changed in: linux (Ubuntu Yakkety) Status: New => Incomplete ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Changed in: linux (Ubuntu Yakkety) Importance: Undecided => Medium -- 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/1646962 Title: ACER ES1 GUI freezes randomly Status in linux package in Ubuntu: Incomplete Status in linux source package in Yakkety: Incomplete Bug description: ACER ES1 GUI freezes randomly. Keyboard and mouse are inoperative. ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: linux-image-4.8.0-28-generic 4.8.0-28.30 ProcVersionSignature: Ubuntu 4.8.0-28.30-generic 4.8.6 Uname: Linux 4.8.0-28-generic x86_64 ApportVersion: 2.20.3-0ubuntu8 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/pcmC0D0p: jecoleman 2331 F...m pulseaudio /dev/snd/controlC0: jecoleman 2331 F.... pulseaudio /dev/snd/seq: jecoleman 4212 F.... chrome CurrentDesktop: Unity Date: Fri Dec 2 15:57:38 2016 EcryptfsInUse: Yes HibernationDevice: RESUME=UUID=a7b1a574-978e-438f-834c-03cede3ccd92 InstallationDate: Installed on 2016-10-18 (45 days ago) InstallationMedia: Ubuntu 16.10 "Yakkety Yak" - Release amd64 (20161012.2) Lsusb: Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 001 Device 005: ID 04f2:b47f Chicony Electronics Co., Ltd Bus 001 Device 004: ID 046d:c52b Logitech, Inc. Unifying Receiver Bus 001 Device 002: ID 05e3:0608 Genesys Logic, Inc. Hub Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub MachineType: Acer Aspire ES1-711 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.8.0-28-generic root=/dev/mapper/ubuntu--vg-root ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.8.0-28-generic N/A linux-backports-modules-4.8.0-28-generic N/A linux-firmware 1.161 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 07/29/2014 dmi.bios.vendor: Insyde Corp. dmi.bios.version: V1.02 dmi.board.asset.tag: Type2 - Board Asset Tag dmi.board.name: EA70_BM dmi.board.vendor: Acer dmi.board.version: Type2 - A01 Board Version dmi.chassis.type: 10 dmi.chassis.vendor: Chassis Manufacturer dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnInsydeCorp.:bvrV1.02:bd07/29/2014:svnAcer:pnAspireES1-711:pvrV1.02:rvnAcer:rnEA70_BM:rvrType2-A01BoardVersion:cvnChassisManufacturer:ct10:cvrChassisVersion: dmi.product.name: Aspire ES1-711 dmi.product.version: V1.02 dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1646962/+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