After latest I can only reproduce it when I configure the multimonitor and then I unplug and plug the monitor while I am on X graphics vt (vt8 in my configuration). If I plug and unplug the monitor while I am on Mir graphics vt (vt7 in my configuration) everything is rendered correctly.
After latest I can only reproduce it when I configure the multimonitor and then I unplug and plug the monitor while I am on X graphics vt (vt8 in my configuration). If I plug and unplug the monitor while I am on Mir graphics vt (vt7 in my configuration) everything is rendered correctly.