Program terminated with signal 11, Segmentation fault.
#0  0xb7b3a09e in i830_free_memory (pScrn=0x82179b0, mem=0x885ce98) at i830_memory.c:289
289             mem->prev->next = mem->next;
(gdb) bt full
#0  0xb7b3a09e in i830_free_memory (pScrn=0x82179b0, mem=0x885ce98) at i830_memory.c:289
No locals.
#1  0xb7b3ee77 in I830PutImage (pScrn=0x82179b0, src_x=<value optimized out>, src_y=<value optimized out>, drw_x=340, drw_y=253, src_w=720, src_h=544,
    drw_w=720, drw_h=544, id=842094169, buf=0xab616000 '\021' <repeats 200 times>..., width=720, height=544, sync=0, clipBoxes=0xbf97efe4,
    data=0x82297ac, pDraw=0x885da00) at i830_video.c:2321
        pI830 = (I830Ptr) 0x8218f90
        pScreen = (ScreenPtr) 0x8225a40
        pPixmap = <value optimized out>
        x1 = 0
        x2 = 47185920
        y1 = 0
        y2 = 35651584
        srcPitch = 720
        srcPitch2 = 360
        dstPitch = 384
        destId = 842094169
        top = <value optimized out>
        left = <value optimized out>
        npixels = <value optimized out>
        nlines = <value optimized out>
        size = 626688
        dstBox = {x1 = 340, y1 = 253, x2 = 1060, y2 = 797}
        pitchAlignMask = <value optimized out>
        alloc_size = 1253376
        extraLinear = <value optimized out>
        crtc = <value optimized out>
#2  0x080d94d5 in xf86XVPutImage (client=0x8bb6508, pDraw=0x885da00, pPort=0x8229e08, pGC=0x893f6e0, 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=0x8268ba8, data=0xab616000 '\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
#3  0xb7beb6d8 in XvdiPutImage (client=0x8bb6508, pDraw=0x885da00, pPort=0x8229e08, pGC=0x893f6e0, 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=0x8268ba8, data=0xab616000 '\021' <repeats 200 times>..., sync=0,
    width=<value optimized out>, height=<value optimized out>) at ../../Xext/xvmain.c:730
No locals.
#4  0xb7bee546 in ProcXvShmPutImage (client=0x8bb6508) at ../../Xext/xvdisp.c:1180
        ev = {type = 255 '�', bpad0 = 211 '�', sequenceNumber = 2068, drawable = 136319748, minorEvent = 61696, majorEvent = 151 '\227',
  bpad1 = 191 '�', shmseg = 3214405960, offset = 135998605, pad0 = 146498824, pad1 = 136754464, pad2 = 1}
        pDraw = (DrawablePtr) 0x885da00
        pPort = (XvPortPtr) 0x8229e08
        pImage = (XvImagePtr) 0x8268ba8
        pGC = (GCPtr) 0x893f6e0
        status = 139571816
        size_needed = <value optimized out>
---Type <return> to continue, or q <return> to quit---
        i = <value optimized out>
        width = 720
        height = 544
#5  0x0814d5fe in XaceCatchExtProc (client=0x8bb6508) at ../../Xext/xace.c:299
        major = 141
        ext = <value optimized out>
#6  0x0808d1bf in Dispatch () at ../../dix/dispatch.c:502
        result = <value optimized out>
        client = (ClientPtr) 0x8bb6508
        nready = 0
        start_tick = 51840
#7  0x0807470b in main (argc=8, argv=0xbf97f694, envp=0xaf941000) at ../../dix/main.c:452
        pScreen = <value optimized out>
        i = 1
        error = 136142732
        xauthfile = <value optimized out>
        alwaysCheckForInput = {0, 1}