Ubuntu
mutter package

  1. Bug #1966808
  2. Comment #9

Comment 9 for bug 1966808

Revision history for this message
Prajjwal Devkota (pdinthecloud) wrote : Re: [amdgpu][radeon] gnome-shell Wayland sessions fail to start (Failed to lock front buffer on /dev/dri/card1: drmModeAddFB2WithModifiers failed: Invalid argument)

 MUTTER_DEBUG_USE_KMS_MODIFIERS=0

fixes the issue. gdm3 also works now.