apport information ** Tags added: apport-collected
** Description changed: Black screen after grub menu, selected kernel 5.4.0-29-generic and can't login, have to shut down laptop by pressing power button, or Alt + SysRq + REISUB(O), and when those dont work a hard power off. I have installed linux-signed-oem-5.6 and ppa.launchpad.net/oibaf /graphics-drivers/ubuntu as a workaround the this problem ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: gdm3 3.34.1-1ubuntu1 ProcVersionSignature: Ubuntu 5.4.0-29.33-generic 5.4.30 Uname: Linux 5.4.0-29-generic x86_64 NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 CasperMD5CheckResult: skip CurrentDesktop: ubuntu:GNOME Date: Tue May 5 01:25:40 2020 InstallationDate: Installed on 2020-05-03 (1 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) SourcePackage: gdm3 UpgradeStatus: No upgrade log present (probably fresh install) mtime.conffile..etc.gdm3.custom.conf: 2020-05-04T14:16:57.900775 + --- + ProblemType: Bug + ApportVersion: 2.20.11-0ubuntu27 + Architecture: amd64 + AudioDevicesInUse: + USER PID ACCESS COMMAND + /dev/snd/controlC1: d 11805 F.... pulseaudio + /dev/snd/controlC0: d 11805 F.... pulseaudio + CasperMD5CheckResult: skip + CurrentDesktop: ubuntu:GNOME + DistroRelease: Ubuntu 20.04 + InstallationDate: Installed on 2020-05-03 (4 days ago) + InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) + MachineType: LENOVO 81NB + NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair + Package: linux (not installed) + ProcFB: 0 EFI VGA + ProcKernelCmdLine: BOOT_IMAGE=/BOOT/ubuntu_j8up1k@/vmlinuz-5.4.0-29-generic root=ZFS=rpool/ROOT/ubuntu_j8up1k ro recovery nomodeset + ProcVersionSignature: Ubuntu 5.4.0-29.33-generic 5.4.30 + RelatedPackageVersions: + linux-restricted-modules-5.4.0-29-generic N/A + linux-backports-modules-5.4.0-29-generic N/A + linux-firmware 1.187 + Tags: focal + Uname: Linux 5.4.0-29-generic x86_64 + UpgradeStatus: No upgrade log present (probably fresh install) + UserGroups: adm cdrom dip lpadmin lxd plugdev sambashare sudo + _MarkForUpload: True + dmi.bios.date: 07/25/2019 + dmi.bios.vendor: LENOVO + dmi.bios.version: AMCN25WW(V1.08) + dmi.board.asset.tag: NO Asset Tag + dmi.board.name: LNVNB161216 + dmi.board.vendor: LENOVO + dmi.board.version: SDK0R32866 WIN + dmi.chassis.asset.tag: NO Asset Tag + dmi.chassis.type: 10 + dmi.chassis.vendor: LENOVO + dmi.chassis.version: Lenovo IdeaPad S340-14API + dmi.modalias: dmi:bvnLENOVO:bvrAMCN25WW(V1.08):bd07/25/2019:svnLENOVO:pn81NB:pvrLenovoIdeaPadS340-14API:rvnLENOVO:rnLNVNB161216:rvrSDK0R32866WIN:cvnLENOVO:ct10:cvrLenovoIdeaPadS340-14API: + dmi.product.family: IdeaPad S340-14API + dmi.product.name: 81NB + dmi.product.sku: LENOVO_MT_81NB_BU_idea_FM_IdeaPad S340-14API + dmi.product.version: Lenovo IdeaPad S340-14API + dmi.sys.vendor: LENOVO ** Attachment added: "AlsaInfo.txt" https://bugs.launchpad.net/bugs/1876835/+attachment/5367866/+files/AlsaInfo.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1876835 Title: [amdgpu] black screen before login on 5.4 kernel, but iommu=soft fixes it To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1876835/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
