Program received signal SIGSEGV, Segmentation fault.
0x00007f70c8495831 in memcpy () from /lib64/libc.so.6
(gdb) bt
#0  0x00007f70c8495831 in memcpy () from /lib64/libc.so.6
#1  0x00007f70c6447015 in EVERGREENDownloadFromScreen (pSrc=<value optimized out>, x=3318, y=1196, 
    w=<value optimized out>, h=<value optimized out>, dst=0x7f70c168e7e8 <Address 0x7f70c168e7e8 out of bounds>, 
    dst_pitch=7168) at /usr/include/bits/string3.h:52
#2  0x00007f70c5d5e457 in exaCopyDirty (migrate=<value optimized out>, pValidDst=0x1281570, pValidSrc=0x1281580, 
    transfer=0x7f70c6446e80 <EVERGREENDownloadFromScreen>, fallback_index=1, sync=0x7f70c5d5cbe0 <exaWaitSync>)
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/exa/exa_migration_classic.c:220
#3  0x00007f70c5d60f78 in exaPrepareAccessReg_mixed (pPixmap=0x12814e0, index=0, pReg=0x0)
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/exa/exa_migration_mixed.c:254
#4  0x00007f70c5d6b8f9 in ExaCheckPolyGlyphBlt (pDrawable=0x18eb990, pGC=0x1d7ed00, x=1, y=462, 
    nglyph=<value optimized out>, ppci=<value optimized out>, pglyphBase=0x0)
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/exa/exa_unaccel.c:342
#5  0x00000000004d990a in damageText (pDrawable=0x18eb990, pGC=0x1d7ed00, x=1, y=462, count=<value optimized out>, 
    chars=<value optimized out>, fontEncoding=Linear8Bit, textType=0)
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/miext/damage/damage.c:1489
#6  0x00000000004ddb3b in damagePolyText8 (pDrawable=0x18eb990, pGC=0x1d7ed00, x=1, y=462, 
    count=<value optimized out>, chars=<value optimized out>)
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/miext/damage/damage.c:1507
#7  0x0000000000432bbd in doPolyText (client=0x155de80, c=0x7fff337ee290)
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/dix/dixfonts.c:1368
#8  0x0000000000433b49 in PolyText (client=<value optimized out>, pDraw=<value optimized out>, 
    pGC=<value optimized out>, pElt=<value optimized out>, endReq=<value optimized out>, xorg=<value optimized out>, 
    yorg=462, reqType=74, did=85983304)
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/dix/dixfonts.c:1437
#9  0x000000000042dd49 in ProcPolyText (client=0x155de80)
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/dix/dispatch.c:2260
#10 0x0000000000430961 in Dispatch ()
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/dix/dispatch.c:431
#11 0x000000000042496e in main (argc=10, argv=<value optimized out>, envp=<value optimized out>)
    at /var/tmp/portage/x11-base/xorg-server-1.10.2/work/xorg-server-1.10.2/dix/main.c:287
(gdb)