Public bug reported: system starts with one or more error messages, then performs warm reset (sometimes message is visible), then shows black screen. log in possible after closing lid and waking up laptop again, system then runs without any issues.
14.04 lts ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-4.4.0-36-generic 4.4.0-36.55~14.04.1 ProcVersionSignature: Ubuntu 4.4.0-36.55~14.04.1-generic 4.4.16 Uname: Linux 4.4.0-36-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.14.1-0ubuntu3.21 Architecture: amd64 CurrentDesktop: Unity Date: Fri Sep 16 08:21:10 2016 GvfsMonitorLog: Monitoring events. Press Ctrl+C to quit. HotplugNewDevices: HotplugNewMounts: InstallationDate: Installed on 2015-11-08 (312 days ago) InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805) ProcEnviron: LANGUAGE=de_DE PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=de_DE.UTF-8 SHELL=/bin/bash SourcePackage: linux-lts-xenial Symptom: storage UdevMonitorLog: monitor will print the received events for: UDEV - the event which udev sends out after rule processing UdisksMonitorLog: Monitoring the udisks daemon. Press Ctrl+C to exit. 08:21:25.348: The udisks-daemon is running (name-owner :1.77). UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: linux-lts-xenial (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug trusty -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1624226 Title: warm restart automatically, log in screen not displayed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-lts-xenial/+bug/1624226/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs