Program terminated with signal 11, Segmentation fault.
#0  0xb7d6274c in free () from /lib/i686/cmov/libc.so.6
(gdb) bt full
#0  0xb7d6274c in free () from /lib/i686/cmov/libc.so.6
No symbol table info available.
#1  0x081b3c21 in Xfree (ptr=0xfffffff9) at ../../os/utils.c:1466
No locals.
#2  0xb7b02db6 in i830_free_memory (pScrn=0x8217938, mem=0x849a7d0) at i830_memory.c:299
No locals.
#3  0xb7b0d45a in I830PutImage (pScrn=0x8217938, src_x=0, src_y=0, drw_x=340, drw_y=253, src_w=720, src_h=544, drw_w=720, drw_h=544,
    id=842094169, buf=0xab2ea000 '\021' <repeats 200 times>..., width=720, height=544, sync=0, clipBoxes=0xbf836344, data=0x8229f9c,
    pDraw=0x8973c70) at i830_video.c:2321
        pI830 = (I830Ptr) 0x8218f10
        pPriv = (I830PortPrivPtr) 0x8229f9c
        pScreen = (ScreenPtr) 0x82259a0
        overlay = (I830OverlayRegPtr) 0xb18e5000
        pPixmap = (PixmapPtr) 0xc
        x1 = 0
        x2 = 47185920
        y1 = 0
        y2 = 35651584
        srcPitch = 720
        srcPitch2 = 360
        dstPitch = 384
        destId = 842094169
        top = 136003239
        left = 12
        npixels = 136144064
        nlines = -1081908552
        size = 626688
        dstBox = {x1 = 340, y1 = 253, x2 = 1060, y2 = 797}
        pitchAlignMask = 63
        alloc_size = 1253376
        extraLinear = 0
        crtc = (xf86CrtcPtr) 0x821a468
#4  0x080d9305 in xf86XVPutImage (client=0x897cc68, pDraw=0x8973c70, pPort=0x8229348, pGC=0x89781c0, src_x=<value optimized out>,
    src_y=<value optimized out>, src_w=<value optimized out>, src_h=<value optimized out>, drw_x=0, drw_y=0, drw_w=<value optimized out>,
    drw_h=<value optimized out>, format=0x8254d48, data=0xab2ea000 '\021' <repeats 200 times>..., sync=0, width=<value optimized out>,
    height=<value optimized out>) at ../../../../hw/xfree86/common/xf86xv.c:1777
        portPriv = <value optimized out>
        WinRegion = {extents = {x1 = 340, y1 = 253, x2 = 1060, y2 = 797}, data = 0x0}
        ClipRegion = {extents = {x1 = 340, y1 = 253, x2 = 1060, y2 = 797}, data = 0x0}
        ret = 0
#5  0xb7bc56d8 in XvdiPutImage (client=0x897cc68, pDraw=0x8973c70, pPort=0x8229348, pGC=0x89781c0, src_x=<value optimized out>,
    src_y=<value optimized out>, src_w=<value optimized out>, src_h=<value optimized out>, drw_x=<value optimized out>,
    drw_y=<value optimized out>, drw_w=<value optimized out>, drw_h=<value optimized out>, image=0x8254d48,
    data=0xab2ea000 '\021' <repeats 200 times>..., sync=0, width=<value optimized out>, height=<value optimized out>) at ../../Xext/xvmain.c:730
No locals.
#6  0xb7bc8546 in ProcXvShmPutImage (client=0x897cc68) at ../../Xext/xvdisp.c:1180
        ev = {type = 79 'O', bpad0 = 209 '�', sequenceNumber = 2068, drawable = 136321092, minorEvent = 25696, majorEvent = 131 '\203',
  bpad1 = 191 '�', shmseg = 3213059240, offset = 135996845, pad0 = 144165992, pad1 = 136672744, pad2 = 1}
---Type <return> to continue, or q <return> to quit---
        pDraw = (DrawablePtr) 0x8973c70
        pPort = (XvPortPtr) 0x8229348
        pImage = (XvImagePtr) 0x8254d48
        pGC = (GCPtr) 0x89781c0
        status = -7
        size_needed = <value optimized out>
        i = <value optimized out>
        width = 720
        height = 544
#7  0x0814d34e in XaceCatchExtProc (client=0x897cc68) at ../../Xext/xace.c:299
        major = 141
        ext = <value optimized out>
#8  0x0808d0bf in Dispatch () at ../../dix/dispatch.c:502
        result = <value optimized out>
        client = (ClientPtr) 0x897cc68
        nready = 0
        start_tick = 47860
#9  0x0807461b in main (argc=8, argv=0xbf8369f4, envp=Cannot access memory at address 0x4004410f
) at ../../dix/main.c:452
        pScreen = <value optimized out>
        i = 1
        error = 136144064
        xauthfile = <value optimized out>
        alwaysCheckForInput = {0, 1}