#0  _XReply(dpy = 0x1260010, rep = 0x7fff59c78670, extra = 0, discard = 1) at ../../src/xcb_io.c:533
#1  XQueryExtension(dpy = 0x1260010, name = 0x7f13f81be5d8 \"DRI2\", major_opcode = 0x7fff59c786e4, first_event = 0x7fff59c786e8, first_error = 0x7fff59c786ec) at ../../src/QuExt.c:48
#2  XInitExtension(dpy = 0x1260010, name = 0x7f13f81be5d8 \"DRI2\") at ../../src/InitExt.c:47
#3  XextAddDisplay(extinfo = 0x126cb20, dpy = 0x1260010, ext_name = 0x7f13f81be5d8 \"DRI2\", hooks = 0x7f13f81be5e0, nevents = 0, data = 0x0) at ../../src/extutil.c:110
#4  DRI2WireToEvent(dpy = 0x1260010, event = 0x12858f8, wire = 0x1457100) at dri2.c:90
#5  _XEnq(dpy = 0x1260010, event = <value optimized out>) at ../../src/XlibInt.c:908
#6  handle_response(dpy = 0x1260010, response = 0x1457100, in_XReply = <value optimized out>) at ../../src/xcb_io.c:280
#7  _XReply(dpy = 0x1260010, rep = 0x7fff59c78860, extra = 0, discard = 1) at ../../src/xcb_io.c:566
#8  XSync(dpy = 0x1260010, discard = 1) at ../../src/Sync.c:44
#9  XCloseDisplay(dpy = 0x1260010) at ../../src/ClDisplay.c:69
#10  piglit_glx_event_loop(dpy = 0x1260010, draw = 0x428261 <draw>) at /mnt/datas/prog/xorg/piglit/tests/util/piglit-glx-util.c:162
#11  main(argc = 2, argv = 0x7fff59c78ac8) at /mnt/datas/prog/xorg/piglit/tests/glx/glx-multithread.c:132