Comment 7 for bug 927727

Found this in syslog:

Feb 27 16:34:35 steve-laptop gnome-session[2011]: ******************* START ********************************
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 0: /usr/bin/gnome-session() [0x419bf7]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 1: /usr/bin/gnome-session() [0x419fda]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 2: /lib/x86_64-linux-gnu/libpthread.so.0(+0xfcb0) [0x7f580a5d6cb0]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 3: /lib/x86_64-linux-gnu/libc.so.6(gsignal+0x35) [0x7f5809340445]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 4: /lib/x86_64-linux-gnu/libc.so.6(abort+0x17b) [0x7f5809343bab]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 5: /lib/x86_64-linux-gnu/libc.so.6(+0x2f10e) [0x7f580933910e]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 6: /lib/x86_64-linux-gnu/libc.so.6(+0x2f1b2) [0x7f58093391b2]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 7: /usr/lib/x86_64-linux-gnu/libX11.so.6(+0x3d603) [0x7f580c0cb603]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 8: /usr/lib/x86_64-linux-gnu/libX11.so.6(+0x3d621) [0x7f580c0cb621]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 9: /usr/lib/x86_64-linux-gnu/libX11.so.6(_XEventsQueued+0x5d) [0x7f580c0cbd4d]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 10: /usr/lib/x86_64-linux-gnu/libX11.so.6(XPending+0x5d) [0x7f580c0bd41d]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 11: /usr/lib/x86_64-linux-gnu/libgdk-3.so.0(+0x4d824) [0x7f580b17a824]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 12: /lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_context_check+0x183) [0x7f580970cb73]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 13: /lib/x86_64-linux-gnu/libglib-2.0.so.0(+0x480d6) [0x7f580970d0d6]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 14: /lib/x86_64-linux-gnu/libglib-2.0.so.0(g_main_loop_run+0x6a) [0x7f580970d59a]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 15: /usr/lib/x86_64-linux-gnu/libgtk-3.so.0(gtk_main+0x8d) [0x7f580b54784d]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 16: /usr/bin/gnome-session() [0x40b668]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 17: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xed) [0x7f580932b76d]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: Frame 18: /usr/bin/gnome-session() [0x40b8d5]
Feb 27 16:34:35 steve-laptop gnome-session[2011]: ******************* END **********************************
Feb 27 16:34:35 steve-laptop kernel: [ 8698.137088] compiz[4213]: segfault at 968 ip 00007f01fdbaca46 sp 00007fffe1280700 error 4 in libX11.so.6.3.0[7f01fdb90000+12f000]