(gdb) bt
#0  sse2_fill (imp=<optimized out>, bits=<optimized out>, stride=<optimized out>, bpp=<optimized out>, x=<optimized out>, y=<optimized out>, width=758, height=772, 
    filler=4294967295) at ../../pixman/pixman-sse2.c:3405
#1  0x00007fc9de3eea1b in _pixman_implementation_fill (imp=0x55d0bfeba690, bits=0x7fc964107000, stride=758, bpp=32, x=0, y=0, width=758, height=1024, filler=<optimized out>)
    at ../../pixman/pixman-implementation.c:277
#2  0x00007fc9de3a90d9 in pixman_fill (bits=<optimized out>, stride=<optimized out>, bpp=<optimized out>, x=<optimized out>, y=<optimized out>, width=<optimized out>, 
    height=1024, filler=4294967295) at ../../pixman/pixman.c:759
#3  0x00007fc9e87a3056 in fill_boxes (_dst=0x55d0c01edce0, op=<optimized out>, color=0x7ffdcd0eefe8, boxes=<optimized out>) at ../../../../src/cairo-image-compositor.c:350
#4  0x00007fc9e87dcbc0 in composite_aligned_boxes (boxes=0x7ffdcd0eec60, extents=0x7ffdcd0eeef0, compositor=0x7fc9e8a84040 <spans>)
    at ../../../../src/cairo-spans-compositor.c:628
#5  clip_and_composite_boxes (compositor=compositor@entry=0x7fc9e8a84040 <spans>, extents=extents@entry=0x7ffdcd0eeef0, boxes=boxes@entry=0x7ffdcd0eec60)
    at ../../../../src/cairo-spans-compositor.c:882
#6  0x00007fc9e87dd0ae in clip_and_composite_boxes (compositor=0x7fc9e8a84040 <spans>, extents=0x7ffdcd0eeef0, boxes=0x7ffdcd0eec60)
    at ../../../../src/cairo-spans-compositor.c:901
#7  0x00007fc9e87dd3c9 in _cairo_spans_compositor_mask (_compositor=0x7fc9e8a84040 <spans>, extents=0x7ffdcd0eeef0) at ../../../../src/cairo-spans-compositor.c:999
#8  0x00007fc9e8797779 in _cairo_compositor_paint (compositor=0x7fc9e8a84040 <spans>, surface=0x55d0c01edce0, op=<optimized out>, source=<optimized out>, clip=<optimized out>)
    at ../../../../src/cairo-compositor.c:65
#9  0x00007fc9e87e02b1 in _cairo_surface_paint (surface=0x55d0c01edce0, op=CAIRO_OPERATOR_OVER, source=0x7ffdcd0ef240, clip=0x0) at ../../../../src/cairo-surface.c:2117
#10 0x00007fc9e87a00bf in _cairo_gstate_fill (gstate=0x55d0bff6b070, path=path@entry=0x55d0bff6b3a8) at ../../../../src/cairo-gstate.c:1312
#11 0x00007fc9e8799279 in _cairo_default_context_fill (abstract_cr=0x55d0bff6b040) at ../../../../src/cairo-default-context.c:1055
#12 0x00007fc9e87922b5 in cairo_fill (cr=0x55d0bff6b040) at ../../../../src/cairo.c:2205