OpenBSD не запускается X сервер

# X     

X.Org X Server 1.18.4
Release Date: 2016-07-19
X Protocol Version 11, Revision 0
Build Operating System: OpenBSD 6.1 amd64 
Current Operating System: OpenBSD qemu.ne-vlezay80.lan 6.1 GENERIC#19 amd64
Build Date: 01 April 2017  02:00:27PM
 
Current version of pixman: 0.34.0
        Before reporting problems, check http://wiki.x.org
        to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
        (++) from command line, (!!) notice, (II) informational,
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Thu Aug 10 14:40:54 2017
(==) Using system config directory "/usr/X11R6/share/X11/xorg.conf.d"
(EE) Segmentation fault at address 0x8
(EE) 
Fatal server error:
(EE) Caught signal 11 (Segmentation fault). Server aborting
(EE) 
(EE) 
Please consult the The X.Org Foundation support 
         at http://wiki.x.org
 for help. 
(EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
(EE) 
(EE) Server terminated with error (1). Closing log file.
Abort trap 
# X                        

В чём проблема?