Program received signal SIGABRT, Aborted.
[Switching to Thread 0x7f974ab4a6f0 (LWP 5941)]
0x00007f9748f38235 in raise () from /lib/libc.so.6
(gdb) bt
#0  0x00007f9748f38235 in raise () from /lib/libc.so.6
#1  0x00007f9748f39753 in abort () from /lib/libc.so.6
#2  0x000000000056d029 in FatalError (f=0x7f974752e084 "lockup\n") at log.c:554
#3  0x00007f97474f7802 in I830WaitLpRing (pScrn=0x803590, n=131064, timeout_millis=2000) at i830_accel.c:150
#4  0x00007f97474f7c7d in I830Sync (pScrn=0x803590) at i830.h:872
#5  0x00007f9747503cfb in i830_stop_ring (pScrn=0x803590, flush=<value optimized out>) at i830_driver.c:1885
#6  0x00007f9747503e92 in I830LeaveVT (scrnIndex=<value optimized out>, flags=<value optimized out>) at i830_driver.c:3325
#7  0x000000000048b27b in xf86XVLeaveVT (index=0, flags=0) at xf86xv.c:1278
#8  0x00007f97485f24c9 in glxDRILeaveVT (index=0, flags=0) at glxdri.c:1001
#9  0x0000000000469021 in AbortDDX () at xf86Init.c:1102
#10 0x000000000056ca3c in AbortServer () at log.c:406
#11 0x000000000056d024 in FatalError (f=0x7f974752e084 "lockup\n") at log.c:552
#12 0x00007f97474f7802 in I830WaitLpRing (pScrn=0x803590, n=131064, timeout_millis=2000) at i830_accel.c:150
#13 0x00007f97474f7c7d in I830Sync (pScrn=0x803590) at i830.h:872
#14 0x00007f974751c7a0 in I830EXASync (pScreen=<value optimized out>, marker=5941) at i830_exa.c:154
#15 0x00007f97462a78e7 in exaWaitSync (pScreen=0x1735) at exa.c:806
#16 0x00007f97462a8218 in exaPrepareAccess (pDrawable=0xd6b250, index=0) at exa.c:352
#17 0x00007f97462a8afc in exaImageGlyphBlt (pDrawable=0xd6b250, pGC=0xc48750, x=2, y=14, nglyph=23, ppciInit=0x7fff52c8e420, 
    pglyphBase=0x0) at exa_accel.c:974
#18 0x0000000000526fdb in damageText (pDrawable=0xd6b250, pGC=0xc48750, x=2, y=13, count=<value optimized out>, 
    chars=<value optimized out>, fontEncoding=TwoD16Bit, textType=3) at damage.c:1418
#19 0x00000000005270dd in damageImageText16 (pDrawable=0xd6b250, pGC=0xc48750, x=2, y=13, count=-256, chars=0xbd8540)
    at damage.c:1499
#20 0x0000000000450a30 in doImageText (client=0xbd4520, c=0x7fff52c8e5d0) at dixfonts.c:1552
#21 0x0000000000450b4c in ImageText (client=0x1735, pDraw=<value optimized out>, pGC=0x6, nChars=-1, 
    data=0xffffff00 <Address 0xffffff00 out of bounds>, xorg=-16843009, yorg=13, reqType=<value optimized out>, did=4194328)
    at dixfonts.c:1603
#22 0x000000000044b8f2 in ProcImageText16 (client=0xbd4520) at dispatch.c:2453
#23 0x0000000000505f91 in XaceCatchDispatchProc (client=0xbd4520) at xace.c:281
#24 0x000000000044e1c1 in Dispatch () at dispatch.c:502
#25 0x0000000000437583 in main (argc=9, argv=0x7fff52c8ec28, envp=<value optimized out>) at main.c:452