Program received signal SIGSEGV, Segmentation fault.
0x0000000000000000 in ?? ()
#0  0x0000000000000000 in ?? ()
#1  0x00000000004630de in PixmapShareToSlave (pixmap=0x2dce7e0, slave=0x1a8ac80) at pixmap.c:157
#2  0x00000000005d979b in DRI2UpdatePrime (pDraw=0x2dd6540, pDest=0x2d3bf60) at dri2.c:863
#3  0x00007ff9f33b14c3 in radeon_dri2_copy_region2 (pScreen=0x1a8ac80, drawable=0x2dd6540, 
    region=0x7fff6db777e0, dest_buffer=0x2d3bf60, src_buffer=0x2d3bf30) at radeon_dri2.c:422
#4  0x00000000005d9877 in dri2_copy_region (pDraw=0x2dd6540, pRegion=0x7fff6db777e0, pDest=0x2d3bf60, 
    pSrc=0x2d3bf30) at dri2.c:888
#5  0x00000000005da123 in DRI2SwapBuffers (client=0x2d79290, pDraw=0x2dd6540, target_msc=0, divisor=0, 
    remainder=0, swap_target=0x7fff6db77880, func=0x5dbac5 <DRI2SwapEvent>, data=0x2dd6540)
    at dri2.c:1137
#6  0x00000000005dbc9b in ProcDRI2SwapBuffers (client=0x2d79290) at dri2ext.c:413
#7  0x00000000005dc28a in ProcDRI2Dispatch (client=0x2d79290) at dri2ext.c:610
#8  0x00000000004343bc in Dispatch () at dispatch.c:432
#9  0x0000000000424bc9 in main (argc=6, argv=0x7fff6db77a88, envp=0x7fff6db77ac0) at main.c:295

#0  0x0000000000000000 in ?? ()
No symbol table info available.
#1  0x00000000004630de in PixmapShareToSlave (pixmap=0x2dce7e0, slave=0x1a8ac80) at pixmap.c:157
        spix = 0x2d086e0
        ret = 1
        handle = 0x28
        master = 0x208c830
        depth = 24
#2  0x00000000005d979b in DRI2UpdatePrime (pDraw=0x2dd6540, pDest=0x2d3bf60) at dri2.c:863
        pPriv = 0x2da0e60
        spix = 0x7fff6db77640
        mpix = 0x2dce7e0
        master = 0x208c830
        slave = 0x1a8ac80
        ret = 32767
#3  0x00007ff9f33b14c3 in radeon_dri2_copy_region2 (pScreen=0x1a8ac80, drawable=0x2dd6540, 
    region=0x7fff6db777e0, dest_buffer=0x2d3bf60, src_buffer=0x2d3bf30) at radeon_dri2.c:422
        src_private = 0x2dbac20
        dst_private = 0x2d738b0
        pScrn = 0x19c7500
        src_drawable = 0x2cac810
        dst_drawable = 0x0
        copy_clip = 0x7fff6db776e0
        gc = 0x5d7e7e <dixGetPrivate+77>
        info = 0x19e0210
        vsync = 0
        translate = 0
        off_x = 0
        off_y = 0
        dst_ppix = 0x0
#4  0x00000000005d9877 in dri2_copy_region (pDraw=0x2dd6540, pRegion=0x7fff6db777e0, pDest=0x2d3bf60, 
    pSrc=0x2d3bf30) at dri2.c:888
        pPriv = 0x2da0e60
        ds = 0x1a8b200
        primeScreen = 0x1a8ac80
#5  0x00000000005da123 in DRI2SwapBuffers (client=0x2d79290, pDraw=0x2dd6540, target_msc=0, divisor=0, 
    remainder=0, swap_target=0x7fff6db77880, func=0x5dbac5 <DRI2SwapEvent>, data=0x2dd6540)
    at dri2.c:1137
        box = {x1 = 0, y1 = 0, x2 = 300, y2 = 300}
        region = {extents = {x1 = 0, y1 = 0, x2 = 300, y2 = 300}, data = 0x0}
        pScreen = 0x208c830
        ds = 0x203ada0
        pPriv = 0x2da0e60
        pDestBuffer = 0x2d3bf60
        pSrcBuffer = 0x2d3bf30
        ret = 0
        i = 2
        ust = 0
        current_msc = 48063808
        __func__ = "DRI2SwapBuffers"
#6  0x00000000005dbc9b in ProcDRI2SwapBuffers (client=0x2d79290) at dri2ext.c:413
        stuff = 0x2d06fb0
        rep = {type = 1 '\001', pad1 = 0 '\000', sequenceNumber = 17005, length = 0, swap_hi = 0, 
          swap_lo = 0, pad2 = 0, pad3 = 0, pad4 = 0, pad5 = 0}
        pDrawable = 0x2dd6540
        target_msc = 0
        divisor = 0
        remainder = 0
        swap_target = 140735034128560
        status = 0
#7  0x00000000005dc28a in ProcDRI2Dispatch (client=0x2d79290) at dri2ext.c:610
        stuff = 0x2d06fb0
#8  0x00000000004343bc in Dispatch () at dispatch.c:432
        clientReady = 0x2ae5ff0
        result = 0
        client = 0x2d79290
        nready = 0
        icheck = 0x8af180 <checkForInput>
        start_tick = 800
#9  0x0000000000424bc9 in main (argc=6, argv=0x7fff6db77a88, envp=0x7fff6db77ac0) at main.c:295
        i = 1
        alwaysCheckForInput = {0, 1}