Comment 2 for bug 1381051

StacktraceTop:
 draw_depth_stencil_pixels (pixels=<optimized out>, unpack=<optimized out>, type=<optimized out>, height=854, width=1570, y=0, x=0, ctx=<optimized out>) at ../../../../src/mesa/swrast/s_drawpix.c:575
 _swrast_DrawPixels (ctx=0x7f381041ab38, x=1570, y=0, width=1570, height=-105950740, format=4154742784, type=34042, unpack=0x7f38104361e8, pixels=0xffffffff) at ../../../../src/mesa/swrast/s_drawpix.c:697
 _mesa_meta_DrawPixels (ctx=0x7f381041ab38, x=0, y=0, width=854, height=-105950740, format=4189016560, type=34042, unpack=0x7f38104361e8, pixels=0x7f3773907010) at ../../../../src/mesa/drivers/common/meta.c:2137
 intelDrawPixels (ctx=0x7f381041ab38, x=1570, y=0, width=1570, height=854, format=34041, type=34042, unpack=0x7f38104361e8, pixels=0x7f3773907010) at ../../../../../../../src/mesa/drivers/dri/i965/intel_pixel_draw.c:167
 _mesa_DrawPixels (width=1570, height=854, format=34041, type=34042, pixels=0x7f3773907010) at ../../../../src/mesa/main/drawpix.c:162