MGA G200e doesn't work under GDM Wayland
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
linux (Ubuntu) |
Fix Released
|
Undecided
|
Unassigned |
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-
ProcVersionSign
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:
CasperMD5CheckR
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=
RelatedPackageV
linux-
linux-
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.
dmi.board.name: -[7Y45CTO1WW]-
dmi.board.vendor: Lenovo
dmi.board.version: none
dmi.chassis.
dmi.chassis.type: 7
dmi.chassis.vendor: Lenovo
dmi.chassis.
dmi.modalias: dmi:bvnLenovo:
dmi.product.family: ThinkSystem
dmi.product.name: ThinkSystem ST250 -[7Y45CTO1WW]-
dmi.product.sku: 7Y45CTO1WW
dmi.product.
dmi.sys.vendor: Lenovo
summary: |
- drm_vram_helper crash when launching DM with MGA G200e + drm_vram_helper crash when launching graphical.target with MGA G200e |
BTW, it's certified in xenial[1].
I tried bionic desktop and it works good.
[1] https:/ /certification. ubuntu. com/hardware/ 201811- 26640