#0  0x00007fbf4b0336b7 in __sna_pixmap_get_bo (pixmap=0x175b150) at sna.h:856
No locals.
#1  sna_render_copy_boxes__overlap (sna=0x7fbf51ea3000, alu=<optimized out>, src=0x1382310, 
    src_bo=0x17c1ed0, src_dx=<optimized out>, src_dy=<optimized out>, dst=0x1382310, dst_bo=0x17c1ed0, 
    dst_dx=0, dst_dy=0, box=0x7fffd3c95420, n=1, extents=0x7fffd3c95130) at sna_render.c:2146
        screen = 0x12ebfd0
        tmp = 0x175b150
        ret = false
#2  0x00007fbf4b097940 in gen6_render_copy_boxes (sna=0x7fbf51ea3000, alu=0 '\000', src=0x1382310, 
    src_bo=0x0, src_dx=-1, src_dy=0, dst=0x1382310, dst_bo=0x17c1ed0, dst_dx=0, dst_dy=0, 
    box=0x7fffd3c95420, n=1, flags=0) at gen6_render.c:2746
        tmp = {blt = 0x0, box = 0x0, boxes = 0x0, thread_boxes = 0x0, done = 0x0, damage = 0x0, op = 0, 
          dst = {pixmap = 0x0, format = 0, bo = 0x0, x = 0, y = 0, width = 0, height = 0}, src = {
            bo = 0x0, transform = 0x0, width = 0, height = 0, pict_format = 0, card_format = 0, 
            filter = 0, repeat = 131072, is_affine = 0, is_solid = 1, is_linear = 1, is_opaque = 0, 
            alpha_fixup = 0, rb_reversed = 0, offset = {0, 0}, scale = {0, 0}, embedded_transform = {
              matrix = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}}}, u = {linear = {dx = 3.40795787e-42, dy = 0, 
                offset = 1.40129846e-44}, gen2 = {pixel = 2432}, gen3 = {type = 2432, mode = 0, 
                constants = 10}}}, mask = {bo = 0x90, transform = 0x0, width = 0, height = 0, 
            pict_format = 0, card_format = 0, filter = 0, repeat = 0, is_affine = 0, is_solid = 0, 
            is_linear = 0, is_opaque = 0, alpha_fixup = 0, rb_reversed = 0, offset = {0, 0}, scale = {0, 
              8982800}, embedded_transform = {matrix = {{32703, 1258872304, 32703}, {48, 0, 16452}, {0, 
                  1374302208, 32703}}}, u = {linear = {dx = 3.38209774e-38, dy = 0, 
                offset = 2.80259693e-45}, gen2 = {pixel = 20456336}, gen3 = {type = 20456336, mode = 0, 
                constants = 2}}}, is_affine = 0, has_component_alpha = 0, need_magic_ca_pass = 0, 
          rb_reversed = 0, floats_per_vertex = 20564, floats_per_rect = 32703, prim_emit = 0x0, 
          emit_boxes = 0x193e820, redirect = {real_bo = 0x7fffd3c953f8, real_damage = 0x193e7e0, 
            damage = 0x7fffd3c953f0, box = {x1 = -8000, y1 = 20513, x2 = 32703, y2 = 0}}, u = {blt = {
              src_pixmap = 0x16f0920, sx = 3, sy = 0, inplace = 0, overwrites = 0, bpp = 0, alu = 0, 
              cmd = 26470408, br13 = 0, pitch = {3, 0}, pixel = 4, bo = {0x193e808, 0xe}}, gen3 = {
              constants = {4.3903914e-38, 0, 4.20389539e-45, 0, 5.43322203e-38, 0, 4.20389539e-45, 0}, 
              num_constants = 4}, gen4 = {wm_kernel = 24054048, ve_id = 0}, gen5 = {wm_kernel = 2336, 
              ve_id = 367}, gen6 = {flags = 24054048}, gen7 = {flags = 24054048}, gen8 = {
              flags = 24054048}}, priv = 0x7fbf510fa0bb}
        extents = {x1 = 530, y1 = 0, x2 = 550, y2 = 4}
#3  0x00007fbf4b005448 in sna_self_copy_boxes (src=0x0, dst=0x0, gc=0x175b198, region=0x0, dx=128, 
    dy=17, bitplane=0, closure=0x0) at sna_accel.c:5610
        alu = 3
#4  0x00007fbf4b007b6e in sna_copy_window (win=0x7fffd3c95420, origin=..., src=0x197b8a0)
    at sna_accel.c:16784
        dst = {extents = {x1 = 530, y1 = 0, x2 = 550, y2 = 4}, data = 0x0}
#5  0x000000000050eeb9 in damageCopyWindow (pWindow=0x18a8e50, ptOldOrg=..., prgnSrc=0x197b8a0)
    at damage.c:1499
        pScreen = 0x12ebfd0
#6  0x0000000000575122 in miSpriteCopyWindow (pWindow=0x18a8e50, ptOldOrg=..., prgnSrc=0x197b8a0)
    at misprite.c:510
        pScreen = 0x12ebfd0
        pDev = 0x0
        pCursorInfo = <optimized out>
#7  0x00000000004c1ae2 in compCopyWindow (pWin=0x18a8e50, ptOldOrg=..., prgnSrc=0x197b8a0)
    at compwindow.c:523
        pScreen = 0x12ebfd0
        dx = <optimized out>
        dy = <optimized out>
        __PRETTY_FUNCTION__ = "compCopyWindow"
#8  0x000000000057c5ac in miMoveWindow (pWin=0x18a8e50, x=<optimized out>, y=0, 
    pNextSib=<optimized out>, kind=VTMove) at miwindow.c:290
        pParent = <optimized out>
        WasViewable = <optimized out>
        bw = <optimized out>
        oldRegion = 0x197b8a0
        oldpt = <optimized out>
        anyMarked = <optimized out>
        pScreen = 0x12ebfd0
        windowToValidate = 0x18a8e50
        pLayerWin = 0x18a8e50
#9  0x00000000004c0f7c in compMoveWindow (pWin=0x18a8e50, x=<optimized out>, y=<optimized out>, 
    pSib=<optimized out>, kind=<optimized out>) at compwindow.c:376
        pScreen = 0x12ebfd0
#10 0x0000000000460646 in ConfigureWindow (pWin=0x18a8e50, mask=0, vlist=0x11, client=0x1)
    at window.c:2300
        pSib = 0x18a5610
        pParent = 0x0
        index2 = 0
        tmask = 128
        h = 4
        bw = 0
        rc = 0
#11 0x0000000000430d36 in ProcConfigureWindow (client=0x1672ae0) at dispatch.c:871
        pWin = 0x18a8e50
        stuff = 0x1a14a94
        len = 2
        rc = <optimized out>
#12 0x00000000004359ff in Dispatch () at dispatch.c:433
        clientReady = 0x167b7b0
        result = <optimized out>
        client = 0x1672ae0
        nready = 0
        icheck = 0x81ab00 <checkForInput>
        start_tick = 0
#13 0x0000000000439a36 in dix_main (argc=16, argv=0x7fffd3c958b8, envp=<optimized out>) at main.c:294
        i = <optimized out>
        alwaysCheckForInput = {0, 1}
#14 0x00007fbf501c1000 in __libc_start_main () from /usr/lib/libc.so.6
No symbol table info available.
#15 0x0000000000424f7e in _start ()
No symbol table info available.