Same problem on UbuntuMATE with single monitor connected via DP at a resolution of 3440x1440 (Vega 64). Workaround is to disable the compositor but that breaks applications like Zoom. When will this be backported to focal?
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to libxcb in Ubuntu. https://bugs.launchpad.net/bugs/1873895 Title: Regression: block staircase display with side-by-side monitors of different pixel widths To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1873895/+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