This seems to happen if gnome-settings-daemon takes over control over gtk settings from gtk configfiles since it happens reproducable if gnome-settings-daemon is started or killed. So it could be that a bug in GTK triggers the crash (while I'm not an expert in GTK space)
This seems to happen if gnome-settings- daemon takes over control over gtk settings from gtk configfiles since it happens reproducable if gnome-settings- daemon is started or killed. So it could be that a bug in GTK triggers the crash (while I'm not an expert in GTK space)