It appears the Xorg modesetting driver is repeatedly trying and failing to put an image on the screen here:
[ 4207.036] (WW) modeset(0): flip queue failed: Invalid argument [ 4207.036] (WW) modeset(0): Page flip failed: Invalid argument [ 4207.036] (EE) modeset(0): present flip failed [ 4207.971] (WW) modeset(0): flip queue failed: Invalid argument [ 4207.971] (WW) modeset(0): Page flip failed: Invalid argument [ 4207.971] (EE) modeset(0): present flip failed [ 4208.160] (WW) modeset(0): flip queue failed: Invalid argument [ 4208.160] (WW) modeset(0): Page flip failed: Invalid argument [ 4208.160] (EE) modeset(0): present flip failed [ 4208.179] (WW) modeset(0): flip queue failed: Invalid argument [ 4208.179] (WW) modeset(0): Page flip failed: Invalid argument [ 4208.179] (EE) modeset(0): present flip failed [ 4208.983] (WW) modeset(0): flip queue failed: Invalid argument [ 4208.983] (WW) modeset(0): Page flip failed: Invalid argument [ 4208.983] (EE) modeset(0): present flip failed ** Summary changed: - Xorg freeze + Screen remains black/off when the system is resumed from sleep ** Package changed: xorg (Ubuntu) => xorg-server (Ubuntu) -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg in Ubuntu. https://bugs.launchpad.net/bugs/1821059 Title: Screen remains black/off when the system is resumed from sleep To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/xorg-server/+bug/1821059/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
