@philippe734: No surprise as metacity is no compositing window manager. The issue is caused by enabling xpresent for xfwm4 and marco while amdgpu being buggy. It's fixed upstream, with the current amdgpu from git this issue does not appear, so it must be backported into xserver-xorg-video-amdgpu.
-- 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
