After upgrading xorg-server to 1.3.0.0, Xephyr will crash on startup. Reproducible: Always Steps to Reproduce: 1. # USE="kdrive" emerge =x11-base/xorg-server-1.3.0.0 2. $ Xephyr :1 Actual Results: SIGSEGV Expected Results: Xephyr comes up This has been reported upstream https://bugs.freedesktop.org/show_bug.cgi?id=11582 and is now fixed in the xorg/xserver server-1.3-branch http://gitweb.freedesktop.org/?p=xorg/xserver.git;a=commit;h=dcc3de91d2b80be98e4488df29ec6b551c7ff6d1 Bug 147144 may be related, although that bug refers to a different upstream bug (#8417 instead of #11582)
Created attachment 131432 [details, diff] xephyr-fix-segfault-on-amd64.patch patch extracted from freedesktop.org git
Fixed in xorg-server-1.3.0.0-r2, thanks!