Because the Problem was resolved under the same Kernel, i think it was *not* a Bug in the Linux-Kernel. As no contrary Answer followed, i closed as invalid.
** Changed in: linux (Ubuntu Xenial) Status: Incomplete => Invalid ** Changed in: linux (Ubuntu) Status: Incomplete => Invalid -- 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/1644022 Title: White Screen Black Screen Crash after Upgrade to Linux version 4.4.0-47-generic Status in linux package in Ubuntu: Invalid Status in linux source package in Xenial: Invalid Bug description: This Bug is about Linux version 4.4.0-47-generic, NOT about Linux version 4.4.0-45-generic, which worked, so i could file this Bug-Report: > Terminal > ubuntu-bug linux (So there may appear the wrong Kernel-Version in the automatic Data) --- Description: After (in German: )> Aktualisierungsverwaltung > "Teilweise Systemaktualisierung" the System upgraded to Linux version 4.4.0-47-generic. Booting with this Kernel leads to a Screen with a brown and white Oval getting smaller within the black Frame. The System is totally crashed, CTRL+ALT+F2 does not work. I reproduced this Error. --- When i boot with Grub-2: "Erweiterte Optionen für Ubuntu" and chose one Kernel-Version down: "Ubuntu, mit Linux 4.4.0-45-generic" my System starts normally. ProblemType: Bug DistroRelease: Ubuntu 16.04 Package: linux-image-4.4.0-45-generic 4.4.0-45.66 ProcVersionSignature: Ubuntu 4.4.0-45.66-generic 4.4.21 Uname: Linux 4.4.0-45-generic x86_64 ApportVersion: 2.20.1-0ubuntu2.1 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: admin-user 1558 F.... pulseaudio CurrentDesktop: Unity Date: Tue Nov 22 22:21:18 2016 HibernationDevice: RESUME=UUID=dd015f17-7b6c-4dfb-ac57-823edbd74f8c InstallationDate: Installed on 2015-04-13 (588 days ago) InstallationMedia: Ubuntu 14.04.2 LTS "Trusty Tahr" - Release amd64 (20150218.1) MachineType: Sony Corporation VGN-CR42S_P PccardctlIdent: Socket 0: no product info available PccardctlStatus: Socket 0: no card ProcFB: 0 radeondrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-45-generic root=UUID=fef1de2d-e465-46d6-8613-fbba6a7601d4 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.4.0-45-generic N/A linux-backports-modules-4.4.0-45-generic N/A linux-firmware 1.157.5 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 02/27/2008 dmi.bios.vendor: Phoenix Technologies LTD dmi.bios.version: R3040Q0 dmi.board.asset.tag: N/A dmi.board.name: VAIO dmi.board.vendor: Sony Corporation dmi.board.version: N/A dmi.chassis.asset.tag: N/A dmi.chassis.type: 10 dmi.chassis.vendor: Sony Corporation dmi.chassis.version: N/A dmi.modalias: dmi:bvnPhoenixTechnologiesLTD:bvrR3040Q0:bd02/27/2008:svnSonyCorporation:pnVGN-CR42S_P:pvrC102JR5R:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A: dmi.product.name: VGN-CR42S_P dmi.product.version: C102JR5R dmi.sys.vendor: Sony Corporation To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1644022/+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