As Moritz, I still get the missing characters in Trusty with following packages and SNA enabled:
$ uname -a Linux [snip] 3.16.0-37-generic #51~14.04.1-Ubuntu SMP Wed May 6 15:23:14 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
$ dpkg -l | grep video-intel | grep ii ii xserver-xorg-video-intel-lts-utopic 2:2.99.914-1~exp1ubuntu4.3~trusty1 amd64 X.Org X server -- Intel i8xx, i9xx display driver
@timo: Does your kernel packages differ from .51?
As Moritz, I still get the missing characters in Trusty with following packages and SNA enabled:
$ uname -a
Linux [snip] 3.16.0-37-generic #51~14.04.1-Ubuntu SMP Wed May 6 15:23:14 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux
$ dpkg -l | grep video-intel | grep ii xorg-video- intel-lts- utopic 2:2.99. 914-1~exp1ubunt u4.3~trusty1 amd64 X.Org X server -- Intel i8xx, i9xx display driver
ii xserver-
@timo: Does your kernel packages differ from .51?