Public bug reported: [Description] The drm_vram_helper crash when launching display manager with MGA G200e.
[Steps to reproduce] 0. Connect to a monitor via VGA 1. Install focal desktop image (5.4.0-21-generic) 2. Power on system and boot to multi-user.target 3. systemctl isolate graphical.target [Expect result] System launch GDM without problems [Actual result] System hang and monitor keep purple screen ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.4.0-40-generic 5.4.0-40.44 ProcVersionSignature: Ubuntu 5.4.0-40.44-generic 5.4.44 Uname: Linux 5.4.0-40-generic x86_64 ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: CasperMD5CheckResult: skip Date: Fri Jul 3 13:27:53 2020 InstallationDate: Installed on 2020-07-03 (0 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) MachineType: Lenovo ThinkSystem ST250 -[7Y45CTO1WW]- ProcFB: 0 mgag200drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-40-generic root=UUID=68fd62d3-1204-4f51-a3b4-b35919882e7f ro systemd.unit=multi-user.target quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.4.0-40-generic N/A linux-backports-modules-5.4.0-40-generic N/A linux-firmware 1.187 RfKill: SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/24/2020 dmi.bios.vendor: Lenovo dmi.bios.version: -[ISE116D-2.10]- dmi.board.asset.tag: none dmi.board.name: -[7Y45CTO1WW]- dmi.board.vendor: Lenovo dmi.board.version: none dmi.chassis.asset.tag: none dmi.chassis.type: 7 dmi.chassis.vendor: Lenovo dmi.chassis.version: none dmi.modalias: dmi:bvnLenovo:bvr-[ISE116D-2.10]-:bd04/24/2020:svnLenovo:pnThinkSystemST250-[7Y45CTO1WW]-:pvr03:rvnLenovo:rn-[7Y45CTO1WW]-:rvrnone:cvnLenovo:ct7:cvrnone: dmi.product.family: ThinkSystem dmi.product.name: ThinkSystem ST250 -[7Y45CTO1WW]- dmi.product.sku: 7Y45CTO1WW dmi.product.version: 03 dmi.sys.vendor: Lenovo ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug focal -- 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/1886140 Title: drm_vram_helper crash when launching DM with MGA G200e Status in linux package in Ubuntu: New Bug description: [Description] The drm_vram_helper crash when launching display manager with MGA G200e. [Steps to reproduce] 0. Connect to a monitor via VGA 1. Install focal desktop image (5.4.0-21-generic) 2. Power on system and boot to multi-user.target 3. systemctl isolate graphical.target [Expect result] System launch GDM without problems [Actual result] System hang and monitor keep purple screen ProblemType: Bug DistroRelease: Ubuntu 20.04 Package: linux-image-5.4.0-40-generic 5.4.0-40.44 ProcVersionSignature: Ubuntu 5.4.0-40.44-generic 5.4.44 Uname: Linux 5.4.0-40-generic x86_64 ApportVersion: 2.20.11-0ubuntu27 Architecture: amd64 AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq', '/dev/snd/timer'] failed with exit code 1: CasperMD5CheckResult: skip Date: Fri Jul 3 13:27:53 2020 InstallationDate: Installed on 2020-07-03 (0 days ago) InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423) MachineType: Lenovo ThinkSystem ST250 -[7Y45CTO1WW]- ProcFB: 0 mgag200drmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.4.0-40-generic root=UUID=68fd62d3-1204-4f51-a3b4-b35919882e7f ro systemd.unit=multi-user.target quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-5.4.0-40-generic N/A linux-backports-modules-5.4.0-40-generic N/A linux-firmware 1.187 RfKill: SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 04/24/2020 dmi.bios.vendor: Lenovo dmi.bios.version: -[ISE116D-2.10]- dmi.board.asset.tag: none dmi.board.name: -[7Y45CTO1WW]- dmi.board.vendor: Lenovo dmi.board.version: none dmi.chassis.asset.tag: none dmi.chassis.type: 7 dmi.chassis.vendor: Lenovo dmi.chassis.version: none dmi.modalias: dmi:bvnLenovo:bvr-[ISE116D-2.10]-:bd04/24/2020:svnLenovo:pnThinkSystemST250-[7Y45CTO1WW]-:pvr03:rvnLenovo:rn-[7Y45CTO1WW]-:rvrnone:cvnLenovo:ct7:cvrnone: dmi.product.family: ThinkSystem dmi.product.name: ThinkSystem ST250 -[7Y45CTO1WW]- dmi.product.sku: 7Y45CTO1WW dmi.product.version: 03 dmi.sys.vendor: Lenovo To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1886140/+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