not only screen saver set fault, dbus also seg fault
.176078] sleep[23469]: segfault at 7fddc1410c88 ip 00007fddc1410c88 sp 00007fff541a9db8 error 15 in libc-2.19.so[7fddc1410000+2000]
[ 9247.490707] dbus-send[23603]: segfault at 7f0efaa1dc88 ip 00007f0efaa1dc88 sp 00007fff9bf16f28 error 15 in libc-2.19.so[7f0efaa1d000+2000]
[ 9249.755295] gnome-screensav[23612]: segfault at 7f0700000000 ip 00007f07b9841293 sp 00007fff67aae5e0 error 4 in gameoverlayrenderer.so[7f07b9836000+32000]
not only screen saver set fault, dbus also seg fault
.176078] sleep[23469]: segfault at 7fddc1410c88 ip 00007fddc1410c88 sp 00007fff541a9db8 error 15 in libc-2. 19.so[7fddc1410 000+2000] 19.so[7f0efaa1d 000+2000] [23612] : segfault at 7f0700000000 ip 00007f07b9841293 sp 00007fff67aae5e0 error 4 in gameoverlayrend erer.so[ 7f07b9836000+ 32000]
[ 9247.490707] dbus-send[23603]: segfault at 7f0efaa1dc88 ip 00007f0efaa1dc88 sp 00007fff9bf16f28 error 15 in libc-2.
[ 9249.755295] gnome-screensav