I have suffered from this bug for quite a long time from KDE 4.9 to KDE 4.10.4 and from Ubuntu 12.10 to 13.04. There is a post about some details on this bug in AMD Linux bug report:
Bug 657 - X server crashes when resizing or mapping RGBA window (fbCopyNtoN) http://ati.cchtml.com/show_bug.cgi?id=657 It seems that this problem has been existed for quite a long time. ** Bug watch added: ATi Linux Platform Bugs #657 http://ati.cchtml.com/show_bug.cgi?id=657 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1151242 Title: X server crash when resizing windows in KDE To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/fglrx-installer/+bug/1151242/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
