.
Thread 1 (process 7339):
#0  cairo_set_source_rgba (cr=0x0, red=0.93725490196078431, green=0.92156862745098034, blue=0.90588235294117647, alpha=1) at /build/buildd/libcairo-1.4.0/src/cairo.c:715
	pattern = <value optimized out>
#1  0x000000000040d3ba in meta_draw_window_decoration (d=0x7fff2a96faa0) at ../../../gtk/window-decorator/gtk-window-decorator.c:1693
	xdisplay = (Display *) 0x632a80
	pixmap = (GdkPixmap *) 0x0
	src = <value optimized out>
	button_states = {META_BUTTON_STATE_NORMAL <repeats 16 times>}
	button_layout = {left_buttons = {META_BUTTON_FUNCTION_MENU, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, 
    META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST}, right_buttons = {
    META_BUTTON_FUNCTION_MINIMIZE, META_BUTTON_FUNCTION_MAXIMIZE, META_BUTTON_FUNCTION_CLOSE, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, 
    META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST, META_BUTTON_FUNCTION_LAST}}
	fgeom = {left_width = 5, right_width = 5, top_height = 24, bottom_height = 5, width = 27, height = 35, title_rect = {x = 6, y = 1, width = 15, height = 21}, 
  left_titlebar_edge = 4, right_titlebar_edge = 4, top_titlebar_edge = 1, bottom_titlebar_edge = 2, close_rect = {visible = {x = 0, y = 0, width = 0, height = 0}, clickable = {
      x = 0, y = 0, width = 0, height = 0}}, max_rect = {visible = {x = 0, y = 0, width = 0, height = 0}, clickable = {x = 0, y = 0, width = 0, height = 0}}, min_rect = {
    visible = {x = 0, y = 0, width = 0, height = 0}, clickable = {x = 0, y = 0, width = 0, height = 0}}, menu_rect = {visible = {x = 0, y = 0, width = 0, height = 0}, 
    clickable = {x = 0, y = 0, width = 0, height = 0}}, shade_rect = {visible = {x = 0, y = 0, width = 0, height = 0}, clickable = {x = 0, y = 0, width = 0, height = 0}}, 
  above_rect = {visible = {x = 0, y = 0, width = 0, height = 0}, clickable = {x = 0, y = 0, width = 0, height = 0}}, stick_rect = {visible = {x = 0, y = 0, width = 0, 
      height = 0}, clickable = {x = 0, y = 0, width = 0, height = 0}}, unshade_rect = {visible = {x = 0, y = 0, width = 0, height = 0}, clickable = {x = 0, y = 0, width = 0, 
      height = 0}}, unabove_rect = {visible = {x = 0, y = 0, width = 0, height = 0}, clickable = {x = 0, y = 0, width = 0, height = 0}}, unstick_rect = {visible = {x = 0, y = 0, 
      width = 0, height = 0}, clickable = {x = 0, y = 0, width = 0, height = 0}}, left_left_background = {x = 0, y = 0, width = 0, height = 0}, left_middle_backgrounds = {{x = 0, 
      y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, 
      width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}}, left_right_background = {
    x = 0, y = 0, width = 0, height = 0}, right_left_background = {x = 0, y = 0, width = 0, height = 0}, right_middle_backgrounds = {{x = 0, y = 0, width = 0, height = 0}, {
      x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, 
      width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}, {x = 0, y = 0, width = 0, height = 0}}, right_right_background = {x = 0, y = 0, width = 0, height = 0}, 
  top_left_corner_rounded_radius = 5, top_right_corner_rounded_radius = 5, bottom_left_corner_rounded_radius = 5, bottom_right_corner_rounded_radius = 5}
	flags = 2162
	theme = (MetaTheme *) 0x6cc750
	style = (GtkStyle *) 0x6a6bf0
	cr = (cairo_t *) 0x0
	size = <value optimized out>
	i = <value optimized out>
	clip = {x = 7, y = 7, width = 27, height = 35}
	rect = {x = 0, y = 0, width = 27, height = 0}
	drawable = <value optimized out>
	region = <value optimized out>
	alpha = 1
	shade_alpha = 1
	frame_style = (MetaFrameStyle *) 0x6e1760
	bg_color = {pixel = 15723495, red = 61423, green = 60395, blue = 59367}
	bg_alpha = 1
#2  0x000000000040a681 in draw_border_shape (xdisplay=0x632a80, pixmap=<value optimized out>, picture=12583022, width=43, height=51, c=0x612e40, closure=0x0)
    at ../../../gtk/window-decorator/gtk-window-decorator.c:4961
	screen = <value optimized out>
	colormap = <value optimized out>
	d = {event_windows = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}}, button_windows = {0, 0, 0, 0}, button_states = {0, 0, 0, 0}, pixmap = 0x729550, buffer_pixmap = 0x0, gc = 0x0, 
  border_layout = {width = 43, height = 51, left = {x1 = 0, y1 = 31, x2 = 12, y2 = 37, pad = 0}, right = {x1 = 29, y1 = 31, x2 = 43, y2 = 37, pad = 0}, top = {x1 = 0, y1 = 0, 
      x2 = 43, y2 = 31, pad = 0}, bottom = {x1 = 0, y1 = 37, x2 = 43, y2 = 51, pad = 0}, rotation = 0}, context = 0x612e40, shadow = 0x0, picture = 12583022, button_width = 0, 
  width = 43, height = 51, decorated = 0, active = 1, layout = 0x0, name = 0x0, icon = 0x0, icon_pixmap = 0x0, icon_pixbuf = 0x0, state = 0, actions = 0, prop_xid = 0, 
  force_quit_dialog = 0x0, draw = 0x40d130 <meta_draw_window_decoration>}
	save_decoration_alpha = 0.5
	white = {red = 65535, green = 65535, blue = 65535, alpha = 65535}
#3  0x00002aad8035a8b1 in decor_shadow_create (xdisplay=0x632a80, screen=<value optimized out>, width=<value optimized out>, height=<value optimized out>, left=5, right=5, 
    top=24, bottom=5, solid_left=-3, solid_right=2, solid_top=21, solid_bottom=2, opt=0x7fff2a96fe10, c=0x612e40, draw=0x40a570 <draw_border_shape>, closure=0x0)
    at ../../libdecoration/decoration.c:1075
	format = (XRenderPictFormat *) 0x64cb50
	pixmap = 12583019
	src = 12583021
	dst = 12583022
	tmp = 12583023
	opacity = <value optimized out>
	params = (XFixed *) 0x7d1110
	filters = <value optimized out>
	size = <value optimized out>
	color = {red = 0, green = 0, blue = 0, alpha = 32768}
	shadow_offset_x = 1
	shadow_offset_y = 1
	d_pixmap = 12583020
	d_width = 43
	d_height = 51
	xroot = 117
	shadow = (decor_shadow_t *) 0x7d10c0
	clipX1 = <value optimized out>
	clipY1 = <value optimized out>
	clipX2 = <value optimized out>
	clipY2 = <value optimized out>
	white = {red = 65535, green = 65535, blue = 65535, alpha = 65535}
#4  0x000000000040a3e4 in update_shadow () at ../../../gtk/window-decorator/gtk-window-decorator.c:5015
	opt = {shadow_radius = 8, shadow_opacity = 0.5, shadow_color = {0, 0, 0}, shadow_offset_x = 1, shadow_offset_y = 1}
	xdisplay = (Display *) 0x632a80
	display = <value optimized out>
	screen = (GdkScreen *) 0x642160
#5  0x000000000040fd21 in main (argc=1, argv=0x7fff2a96ff88) at ../../../gtk/window-decorator/gtk-window-decorator.c:5979
	gdkdisplay = <value optimized out>
	xdisplay = (Display *) 0x632a80
	gdkscreen = (GdkScreen *) 0x642160
	screen = (WnckScreen *) 0x688800
	i = 3
	j = <value optimized out>
	status = <value optimized out>
	replace = <value optimized out>
	meta_theme = <value optimized out>
#6  0x00002aad84e5a8e4 in __libc_start_main () from /lib/libc.so.6
#7  0x0000000000406719 in _start ()