Bug 268494

If I set GNOME3 theme to oxygen-gtk with
'gsettings set org.gnome.desktop.interface gtk-theme oxygen-gtk'

then theme applied fine for running applications.
But every new started gtk3 application crashes:

$ gdb gedit
[?1034hGNU gdb (GDB) Fedora (7.2.50.20110218-24.fc15)
Copyright (C) 2011 Free Software Foundation, Inc.
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and "show warranty" for details.
This GDB was configured as "i686-redhat-linux-gnu".
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<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/gedit...Reading symbols from /usr/lib/debug/usr/bin/gedit.debug...done.
done.
(gdb) r
Starting program: /usr/bin/gedit 
[Thread debugging using libthread_db enabled]

Program received signal SIGSEGV, Segmentation fault.
gdk_screen_get_system_visual (screen=0x0) at gdkscreen.c:808
808	  return GDK_SCREEN_GET_CLASS(screen)->get_system_visual (screen);
Missing separate debuginfos, use: debuginfo-install atk-1.33.6-2.fc15.i686 cairo-1.10.2-3.fc15.i686 cairo-gobject-1.10.2-3.fc15.i686 expat-2.0.1-11.fc15.i686 fontconfig-2.8.0-3.fc15.i686 freetype-2.4.4-4.fc15.i686 gdk-pixbuf2-2.23.1-1.fc15.i686 glibc-2.13.90-3.i686 gobject-introspection-0.10.3-1.fc15.i686 gtksourceview3-2.91.8-1.fc15.i686 libICE-1.0.6-3.fc15.i686 libSM-1.2.0-2.fc15.i686 libX11-1.4.1-2.fc15.i686 libXau-1.0.6-2.fc15.i686 libXcomposite-0.4.3-2.fc15.i686 libXcursor-1.1.11-3.fc15.i686 libXdamage-1.1.3-2.fc15.i686 libXext-1.2.0-2.fc15.i686 libXfixes-4.0.5-2.fc15.i686 libXi-1.4.1-2.fc15.i686 libXinerama-1.1.1-2.fc15.i686 libXrandr-1.3.1-2.fc15.i686 libXrender-0.9.6-2.fc15.i686 libffi-3.0.9-2.fc15.i686 libgcc-4.6.0-0.12.fc15.i686 libpeas-0.7.3-1.fc15.i686 libpng-1.2.44-3.fc15.i686 libselinux-2.0.98-2.fc15.i686 libstdc++-4.6.0-0.12.fc15.i686 libuuid-2.19-3.fc15.i686 libxcb-1.7-2.fc15.i686 libxml2-2.7.8-5.fc15.i686 pango-1.28.3-2.fc15.i686 pixman-0.20.2-2.fc15.i686 zlib-1.2.5-3.fc15.i686
(gdb) bt
#0  gdk_screen_get_system_visual (screen=0x0) at gdkscreen.c:808
#1  0x0059c8be in gtk_widget_get_visual (widget=0x8138038) at gtkwidget.c:10230
#2  0x005b4ff2 in gtk_window_realize (widget=0x8138038) at gtkwindow.c:4907
#3  0x00d20dd4 in g_cclosure_marshal_VOID__VOID (closure=0x812fed0, return_value=0x0, n_param_values=1, param_values=0x813b3a8, invocation_hint=0xbfffe220, 
    marshal_data=0x5b4e50) at gmarshal.c:79
#4  0x00d0389e in g_type_class_meta_marshal (closure=0x812fed0, return_value=0x0, n_param_values=1, param_values=0x813b3a8, invocation_hint=0xbfffe220, 
    marshal_data=0x64) at gclosure.c:878
#5  0x00d04ff5 in g_closure_invoke (closure=0x812fed0, return_value=0x0, n_param_values=1, param_values=0x813b3a8, invocation_hint=0xbfffe220) at gclosure.c:767
#6  0x00d16af5 in signal_emit_unlocked_R (node=0x8130000, detail=0, instance=0x8138038, emission_return=0x0, instance_and_params=0x813b3a8) at gsignal.c:3182
#7  0x00d20412 in g_signal_emit_valist (instance=0x8138038, signal_id=22, detail=0, var_args=0xbfffe3dc "") at gsignal.c:2983
#8  0x00d20594 in g_signal_emit (instance=0x8138038, signal_id=22, detail=0) at gsignal.c:3040
#9  0x005a9f08 in gtk_widget_realize (widget=0x8138038) at gtkwidget.c:4394
#10 0x012a8fac in Oxygen::StyleHelper::StyleHelper (this=0x812a024) at /usr/src/debug/oxygen-gtk3-1.0.50/src/oxygenstylehelper.cpp:47
#11 0x01283daa in Style (this=0x8129e40) at /usr/src/debug/oxygen-gtk3-1.0.50/src/oxygenstyle.h:348
#12 Oxygen::Style::instance () at /usr/src/debug/oxygen-gtk3-1.0.50/src/oxygenstyle.cpp:45
#13 0x012b3725 in Oxygen::ThemingEngine::instanceInit (self=0x8125530) at /usr/src/debug/oxygen-gtk3-1.0.50/src/oxygenthemingengine.cpp:2188
#14 0x00d29feb in g_type_create_instance (type=135424344) at gtype.c:1889
#15 0x00d073bc in g_object_constructor (type=135424344, n_construct_properties=1, construct_params=0x8129c10) at gobject.c:1615
#16 0x00d0a159 in g_object_newv (object_type=135424344, n_parameters=0, parameters=0x0) at gobject.c:1479
#17 0x00d0b3c0 in g_object_new (object_type=135424344, first_property_name=0x0) at gobject.c:1308
#18 0x012b30d3 in create_engine () at /usr/src/debug/oxygen-gtk3-1.0.50/src/oxygentheme.cpp:77
#19 0x00536feb in gtk_theming_engine_load (name=0x8125d80 "oxygen-gtk") at gtkthemingengine.c:1008
#20 0x003c7d2c in css_provider_parse_value (css_provider=0x811a590, value_str=0x8125d80 "oxygen-gtk", value=0x81254c8, error=0xbfffecfc) at gtkcssprovider.c:2892
#21 0x003c8dad in parse_rule (error=0xbfffecfc, scanner=0x81258b0, css_provider=0x811a590) at gtkcssprovider.c:3473
#22 parse_stylesheet (css_provider=0x811a590, error=0xbfffedcc) at gtkcssprovider.c:3533
#23 0x003c936a in gtk_css_provider_load_from_path_internal (css_provider=0x811a590, path=<optimized out>, reset=1, error=0xbfffedcc) at gtkcssprovider.c:3708
#24 0x003c9b8a in gtk_css_provider_get_named (name=0x8124240 "oxygen-gtk", variant=0x0) at gtkcssprovider.c:4224
#25 0x004c8dec in settings_update_theme (settings=0x80fe990) at gtksettings.c:2720
#26 0x004c8fd7 in settings_init_style (settings=0x80fe990) at gtksettings.c:1427
#27 gtk_settings_get_for_screen (screen=0x810e040) at gtksettings.c:1461
#28 0x004723c5 in display_opened_cb (display_manager=0x80f4030, display=0x810b800) at gtkmodules.c:494
#29 0x00d219cb in g_cclosure_marshal_VOID__OBJECT (closure=0x80fe6d0, return_value=0x0, n_param_values=2, param_values=0x80fe940, invocation_hint=0xbffff010, 
    marshal_data=0x0) at gmarshal.c:638
#30 0x00d04ff5 in g_closure_invoke (closure=0x80fe6d0, return_value=0x0, n_param_values=2, param_values=0x80fe940, invocation_hint=0xbffff010) at gclosure.c:767
#31 0x00d17380 in signal_emit_unlocked_R (node=0x80f7608, detail=0, instance=0x80f4030, emission_return=0x0, instance_and_params=0x80fe940) at gsignal.c:3252
#32 0x00d20412 in g_signal_emit_valist (instance=0x80f4030, signal_id=2, detail=0, var_args=0xbffff24c "\377?") at gsignal.c:2983
#33 0x00d20727 in g_signal_emit_by_name (instance=0x80f4030, detailed_signal=0x7a52fb "display-opened") at gsignal.c:3077
#34 0x00788d91 in _gdk_x11_display_open (display_name=0x0) at gdkdisplay-x11.c:1419
#35 0x00786a57 in gdk_x11_display_manager_open_display (manager=0x80f4030, name=0x0) at gdkdisplaymanager-x11.c:55
#36 0x00766e18 in gdk_display_manager_open_display (manager=0x80f4030, name=0x0) at gdkdisplaymanager.c:362
#37 0x00766185 in gdk_display_open (display_name=0x0) at gdkdisplay.c:1720
#38 0x0075e2fd in gdk_display_open_default_libgtk_only () at gdk.c:341
#39 0x004535c4 in post_parse_hook (context=0x80faba8, group=0x80fc4d8, data=0x80fc1f8, error=0xbffff5cc) at gtkmain.c:904
#40 0x00dadf88 in g_option_context_parse (context=0x80faba8, argc=0xbffff660, argv=0xbffff664, error=0xbffff5cc) at goption.c:1951
#41 0x08069597 in gedit_command_line_parse (command_line=0x80fac30, argc=0xbffff660, argv=0xbffff664) at gedit-command-line.c:342
#42 0x08066a8a in main (argc=1, argv=0xbffff6f4) at gedit.c:262
(gdb) q

In gtk3 apps works fine in KDE if I set gtk3 theme in /etc/gtk-3.0/settings.ini to oxygen-gtk.