Would it be possible for you to test the latest upstream kernel? Refer to https://wiki.ubuntu.com/KernelMainlineBuilds . Please test the latest v4.16 kernel[0].
If this bug is fixed in the mainline kernel, please add the following tag 'kernel-fixed-upstream'. If the mainline kernel does not fix this bug, please add the tag: 'kernel-bug-exists-upstream'. Once testing of the upstream kernel is complete, please mark this bug as "Confirmed". Thanks in advance. [0] http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.16 ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete -- 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/1762259 Title: Ubuntu 18.04 is not booting without adding the nomodeset parameter to the linux commandline Status in linux package in Ubuntu: Incomplete Bug description: I have an DVI-I to VGA adapter on my videocard. Usually I just need to put video=1440x900 because the linux kernel fails to recognize the correct resolution, but I couldn't make it display on the screen even setting video=DVI-I:1440x900. I believe it switches to HDMI because I could experience no issues like this on my television. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-4.15.0-13-generic 4.15.0-13.14 [modified: boot/vmlinuz-4.15.0-13-generic] ProcVersionSignature: hostname 4.15.0-13.14-generic 4.15.10 Uname: Linux 4.15.0-13-generic x86_64 ApportVersion: 2.20.9-0ubuntu4 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: lucio 1485 F.... pulseaudio /dev/snd/controlC1: lucio 1485 F.... pulseaudio CurrentDesktop: ubuntu:GNOME Date: Sun Apr 8 19:40:31 2018 InstallationDate: Installed on 2018-04-08 (0 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Beta amd64 (20180404) MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M. ProcFB: ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-13-generic root=UUID=db8a4afa-dec3-45b6-a84f-9a702c6f96ad ro quiet splash nomodeset RelatedPackageVersions: linux-restricted-modules-4.15.0-13-generic N/A linux-backports-modules-4.15.0-13-generic N/A linux-firmware 1.173 RfKill: 0: phy0: Wireless LAN Soft blocked: no Hard blocked: no SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/09/2013 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: P1.20 dmi.board.name: 980DE3/U3S3 dmi.board.vendor: ASRock dmi.chassis.asset.tag: To Be Filled By O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: To Be Filled By O.E.M. dmi.chassis.version: To Be Filled By O.E.M. dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrP1.20:bd04/09/2013:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rn980DE3/U3S3:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.: dmi.product.family: To Be Filled By O.E.M. dmi.product.name: To Be Filled By O.E.M. dmi.product.version: To Be Filled By O.E.M. dmi.sys.vendor: To Be Filled By O.E.M. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1762259/+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
