Marcos Nascimento, thank you for reporting this and helping make Ubuntu better.
1) Is this something that started to happen after an update? if so, which one specifically? 2) To see if this is resolved in your release, could you please update your HWE stack as per https://wiki.ubuntu.com/Kernel/LTSEnablementStack and advise to the results? ** Tags added: latest-bios-0701 ** Changed in: xorg (Ubuntu) Importance: Undecided => Low ** Changed in: xorg (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1707448 Title: Random freezes. Status in xorg package in Ubuntu: Incomplete Bug description: Random freezes. It does not generate an error message. It seems to be related to video drivers. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: xorg 1:7.7+13ubuntu3 ProcVersionSignature: Ubuntu 4.8.0-58.63~16.04.1-generic 4.8.17 Uname: Linux 4.8.0-58-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.10 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CompositorRunning: None Date: Sat Jul 29 18:40:51 2017 DistUpgraded: Fresh install DistroCodename: xenial DistroVariant: ubuntu ExtraDebuggingInterest: I just need to know a workaround GraphicsCard: NVIDIA Corporation NV40 [GeForce 6800 XT] [10de:0048] (rev a1) (prog-if 00 [VGA controller]) InstallationDate: Installed on 2017-07-09 (20 days ago) InstallationMedia: Ubuntu-GNOME 16.04.2 LTS "Xenial Xerus" - Release amd64 (20170215) MachineType: System manufacturer System Product Name ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.8.0-58-generic root=UUID=aff9cad4-3e7e-4a04-ad79-367d2e8edc1a ro quiet plymouth:debug=1 splash vt.handoff=7 Renderer: Software SourcePackage: xorg UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/08/2006 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 0701 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: P5VDC-X dmi.board.vendor: ASUSTeK Computer INC. dmi.board.version: Rev 1.xx dmi.chassis.asset.tag: Asset-1234567890 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0701:bd11/08/2006:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP5VDC-X:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: System Product Name dmi.product.version: System Version dmi.sys.vendor: System manufacturer version.compiz: compiz N/A version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.76-1~ubuntu16.04.1 version.libgl1-mesa-dri: libgl1-mesa-dri 17.0.7-0ubuntu0.16.04.1 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 17.0.7-0ubuntu0.16.04.1 version.xserver-xorg-core: xserver-xorg-core N/A version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A version.xserver-xorg-video-ati: xserver-xorg-video-ati N/A version.xserver-xorg-video-intel: xserver-xorg-video-intel N/A version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau N/A xserver.bootTime: Mon Jul 24 13:54:17 2017 xserver.configfile: default xserver.devices: input Power Button KEYBOARD, id 6 input Power Button KEYBOARD, id 7 input Sleep Button KEYBOARD, id 8 input Microsoft Basic Optical Mouse MOUSE, id 9 input AT Translated Set 2 keyboard KEYBOARD, id 10 xserver.logfile: /var/log/Xorg.0.log xserver.version: 2:1.18.4-1ubuntu6.1~16.04.1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1707448/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp