Program terminated with signal 11, Segmentation fault.
#0  0xb7cebf4b in strlen () from /lib/i686/cmov/libc.so.6
(gdb) bt full
#0  0xb7cebf4b in strlen () from /lib/i686/cmov/libc.so.6
No symbol table info available.
#1  0xb7cbb662 in vfprintf () from /lib/i686/cmov/libc.so.6
No symbol table info available.
#2  0xb7cdc894 in vsnprintf () from /lib/i686/cmov/libc.so.6
No symbol table info available.
#3  0x081bac47 in LogVWrite (verb=0, f=0x88e70a0 "(EE) intel(0): Failed to mprotect %s: %s\n", args=0xbf87448c "\002") at ../../os/log.c:264
        len = <value optimized out>
        tmpBuffer = "(EE) intel(0): Failed to mprotect  ((m 126, m1 20, m2 14), n 4, (p 32, p1 8, p2 4))\n\000c -vsync (37.9 kHz)\n\00014)\n\000= 4)\n\000/:unscaled,\n\t/usr/share/fonts/X11/Type1,\n\t/usr/share/fonts/X11/100dpi,\n\t/usr/share/"...
#4  0x081bb189 in LogVMessageVerb (type=X_ERROR, verb=0, format=0x890cfa0 "intel(0): Failed to mprotect %s: %s\n", args=0xbf87448c "\002")
    at ../../os/log.c:368
        s = 0x81d468b "(EE)"
#5  0x080d01ca in xf86VDrvMsgVerb (scrnIndex=0, type=X_ERROR, verb=1, format=0xb7aac1b0 "Failed to mprotect %s: %s\n", args=0xbf87448c "\002")
    at ../../../../hw/xfree86/common/xf86Helper.c:1322
No locals.
#6  0x080d11ad in xf86DrvMsg (scrnIndex=0, type=X_ERROR, format=0xb7aac1b0 "Failed to mprotect %s: %s\n")
    at ../../../../hw/xfree86/common/xf86Helper.c:1348
        ap = 0xbf87448c "\002"
#7  0xb7a7dc81 in i830_unbind_memory (pScrn=0x8217658, mem=0x890d560) at i830_memory.c:226
        pI830 = (I830Ptr) 0x8218c38
#8  0xb7a7dd19 in i830_free_memory (pScrn=0x8217658, mem=0x890d560) at i830_memory.c:269
No locals.
#9  0xb7a8842a in I830PutImage (pScrn=0x8217658, 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=0xab3ee000 '\021' <repeats 200 times>..., width=720, height=544, sync=0, clipBoxes=0xbf8746d4, data=0x8229bfc,
    pDraw=0x8905968) at i830_video.c:2321
        pI830 = (I830Ptr) 0x8218c38
        pPriv = (I830PortPrivPtr) 0x8229bfc
        pScreen = (ScreenPtr) 0x8225690
        overlay = (I830OverlayRegPtr) 0xb1860000
        pPixmap = (PixmapPtr) 0xc
        x1 = 0
        x2 = 47185920
        y1 = 0
        y2 = 35651584
        srcPitch = 720
        srcPitch2 = 360
        dstPitch = 384
        destId = 842094169
        top = 136004887
        left = 12
        npixels = 136142732
        nlines = -1081653688
        size = 626688
        dstBox = {x1 = 340, y1 = 253, x2 = 1060, y2 = 797}
        pitchAlignMask = 63
        alloc_size = 1253376
        extraLinear = 0
---Type <return> to continue, or q <return> to quit---
        crtc = (xf86CrtcPtr) 0x821a1a0
#10 0x080d94f5 in xf86XVPutImage (client=0x851bec8, pDraw=0x8905968, pPort=0x822a9c0, pGC=0x890ba00, 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=0x8254a58, data=0xab3ee000 '\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
#11 0xb7b406d8 in XvdiPutImage (client=0x851bec8, pDraw=0x8905968, pPort=0x822a9c0, pGC=0x890ba00, 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=0x8254a58,
    data=0xab3ee000 '\021' <repeats 200 times>..., sync=0, width=<value optimized out>, height=<value optimized out>) at ../../Xext/xvmain.c:730
No locals.
#12 0xb7b43546 in ProcXvShmPutImage (client=0x851bec8) at ../../Xext/xvdisp.c:1180
        ev = {type = 143 '\217', bpad0 = 211 '�', sequenceNumber = 2068, drawable = 136319748, minorEvent = 18416, majorEvent = 135 '\207',
  bpad1 = 191 '�', shmseg = 3213314104, offset = 135998493, pad0 = 139574984, pad1 = 136672048, pad2 = 1}
        pDraw = (DrawablePtr) 0x8905968
        pPort = (XvPortPtr) 0x822a9c0
        pImage = (XvImagePtr) 0x8254a58
        pGC = (GCPtr) 0x890ba00
        status = -1073741822
        size_needed = <value optimized out>
        i = <value optimized out>
        width = 720
        height = 544
#13 0x0814d58e in XaceCatchExtProc (client=0x851bec8) at ../../Xext/xace.c:299
        major = 141
        ext = <value optimized out>
#14 0x0808d1ff in Dispatch () at ../../dix/dispatch.c:502
        result = <value optimized out>
        client = (ClientPtr) 0x851bec8
        nready = 0
        start_tick = 36620
#15 0x0807474b in main (argc=8, argv=0xbf874d84, envp=Cannot access memory at address 0xa
) at ../../dix/main.c:452
        pScreen = <value optimized out>
        i = 1
        error = 136142732
        xauthfile = <value optimized out>
        alwaysCheckForInput = {0, 1}