Public bug reported: Had to perform a hard reset to reboot, no SSH access, no response to pings. Nothing in syslog during freeze.
Linux PC 3.19.0-29-generic #31-Ubuntu SMP Wed Sep 9 16:56:41 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 15.04 Release: 15.04 Codename: vivid ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: linux-image-3.19.0-29-generic 3.19.0-29.31 ProcVersionSignature: Ubuntu 3.19.0-29.31-generic 3.19.8-ckt6 Uname: Linux 3.19.0-29-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.17.2-0ubuntu1.5 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: tom 1553 F.... pulseaudio Date: Tue Sep 29 18:16:39 2015 HibernationDevice: RESUME=UUID=29cbe432-e38a-4ac7-a6c8-62ca24e0bf85 InstallationDate: Installed on 2012-04-30 (1246 days ago) InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Release amd64 (20120425) IwConfig: eth0 no wireless extensions. lo no wireless extensions. MachineType: System manufacturer System Product Name ProcEnviron: LANGUAGE=en_GB:en TERM=xterm PATH=(custom, no user) LANG=en_GB.UTF-8 SHELL=/bin/bash ProcFB: ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.19.0-29-generic root=UUID=99f3284b-fd8f-448f-86de-14fac45aa0cd ro quiet splash nomdmonddf nomdmonisw nomdmonddf nomdmonisw nomdmonddf nomdmonisw PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: Home directory not accessible: Permission denied No PulseAudio daemon running, or not running as session daemon. RelatedPackageVersions: linux-restricted-modules-3.19.0-29-generic N/A linux-backports-modules-3.19.0-29-generic N/A linux-firmware 1.143.3 RfKill: SourcePackage: linux UpgradeStatus: Upgraded to vivid on 2015-04-28 (153 days ago) dmi.bios.date: 04/29/2009 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 0601 dmi.board.asset.tag: To Be Filled By O.E.M. dmi.board.name: P5Q SE2 dmi.board.vendor: ASUSTeK Computer INC. dmi.board.version: Rev X.0x dmi.chassis.asset.tag: Asset-1234567890 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr0601:bd04/29/2009:svnSystemmanufacturer:pnSystemProductName:pvrSystemVersion:rvnASUSTeKComputerINC.:rnP5QSE2:rvrRevX.0x:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: System Product Name dmi.product.version: System Version dmi.sys.vendor: System manufacturer ** Affects: linux (Ubuntu) Importance: Undecided Status: Confirmed ** Tags: amd64 apport-bug package-from-proposed vivid -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1500976 Title: System becomes unresponsive over 12 hour period To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1500976/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs