Public bug reported: 10 minutes after bug https://bugs.launchpad.net/bugs/1531845 was closed, it happened again. CPU3 went to 100%, Firefox grayed out (I was watching tv in firefox while building a project in Android Studio) until I typed "killall -9 java". Apparently, upgrading my bios to 1.8 didn't help.
While one cpu was taking 100% permanently, "top" showed Xorg at ~40% and nothing else being active. ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: xorg 1:7.7+7ubuntu4 ProcVersionSignature: Ubuntu 4.2.0-23.28-generic 4.2.6 Uname: Linux 4.2.0-23-generic x86_64 NonfreeKernelModules: nvidia .proc.driver.nvidia.registry: Binary: "" .proc.driver.nvidia.version: NVRM version: NVIDIA UNIX x86_64 Kernel Module 352.63 Sat Nov 7 21:25:42 PST 2015 GCC version: gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2) ApportVersion: 2.19.1-0ubuntu5 Architecture: amd64 BootLog: CurrentDesktop: Unity Date: Mon Jan 11 19:35:10 2016 DistUpgraded: Fresh install DistroCodename: wily DistroVariant: ubuntu GpuHangFrequency: Several times a day GpuHangReproducibility: Yes, I can easily reproduce it GpuHangStarted: Since before I upgraded GraphicsCard: NVIDIA Corporation GM206 [GeForce GTX 960] [10de:1401] (rev a1) (prog-if 00 [VGA controller]) Subsystem: Micro-Star International Co., Ltd. [MSI] Device [1462:3205] InstallationDate: Installed on 2015-12-13 (28 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: MSI MS-7881 ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-23-generic.efi.signed root=UUID=eea1d4c7-5f21-40a5-b73d-fed6b0a48f69 ro noprompt persistent quiet splash vt.handoff=7 SourcePackage: xorg Symptom: display Title: Xorg freeze UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 10/30/2015 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 1.80 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: X99S XPOWER AC (MS-7881) dmi.board.vendor: MSI dmi.board.version: 1.0 dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: MSI dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1.80:bd10/30/2015:svnMSI:pnMS-7881:pvr1.0:rvnMSI:rnX99SXPOWERAC(MS-7881):rvr1.0:cvnMSI:ct3:cvr1.0: dmi.product.name: MS-7881 dmi.product.version: 1.0 dmi.sys.vendor: MSI version.compiz: compiz 1:0.9.12.2+15.10.20151015-0ubuntu1 version.ia32-libs: ia32-libs N/A version.libdrm2: libdrm2 2.4.64-1 version.libgl1-mesa-dri: libgl1-mesa-dri 11.0.2-1ubuntu4 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 11.0.2-1ubuntu4 version.nvidia-graphics-drivers: nvidia-graphics-drivers-* N/A version.xserver-xorg-core: xserver-xorg-core 2:1.17.2-1ubuntu9.1 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.9.2-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.5.0+git20150819-0ubuntu1 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.917+git20150808-0ubuntu4 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.11-1ubuntu3 xserver.bootTime: Mon Jan 11 18:04:40 2016 xserver.configfile: default xserver.devices: input Power Button KEYBOARD, id 6 input Power Button KEYBOARD, id 7 input Logitech USB Optical Mouse MOUSE, id 8 input AT Translated Set 2 keyboard KEYBOARD, id 9 xserver.errors: xserver.logfile: /var/log/Xorg.0.log xserver.outputs: xserver.version: 2:1.17.2-1ubuntu9.1 ** Affects: xorg (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug freeze ubuntu wily -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1532901 Title: Xorg freeze To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg/+bug/1532901/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs