** Description changed:
[Steps to reproduce]
1. Install Jammy daily build
2. dist-upgrade to verify https://bugs.launchpad.net/mutter/+bug/1964037
3. reboot with no attach monitor
4. attach monitor after booting
[Expect result]
external monitor works directly
[Actual result]
system go back to gdm login screen
[Additional information]
- the external port is connecting to dGPU.
+ 1. the external port is connecting to dGPU.
+ 2. happens on wayland only
+ 3. Only back to login screen in 1st attach, 2nd, 3rd, etc.. works good
ProblemType: Bug
DistroRelease: Ubuntu 22.04
Package: mutter (not installed)
ProcVersionSignature: Ubuntu 5.15.0-25.25-generic 5.15.30
Uname: Linux 5.15.0-25-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu81
Architecture: amd64
CasperMD5CheckResult: pass
Date: Thu Apr 14 21:22:47 2022
InstallationDate: Installed on 2022-04-13 (0 days ago)
InstallationMedia: Ubuntu 22.04 LTS "Jammy Jellyfish" - Daily amd64 (20220409)
SourcePackage: mutter
UpgradeStatus: No upgrade log present (probably fresh install)
** Changed in: oem-priority
Importance: Undecided => Critical
** Changed in: oem-priority
Status: New => Confirmed
** Tags added: nvidia-wayland wayland wayland-session
** Changed in: oem-priority
Assignee: (unassigned) => jeremyszu (os369510)
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https://bugs.launchpad.net/bugs/1969121
Title:
System fallback to gdm login screen when hot-plugging a external
monitor in 1st time
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