warning: Could not load shared library symbols for linux-vdso.so.1.
Do you need "set solib-search-path" or "set sysroot"?
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
Initializing built-in extension Generic Event Extension
Initializing built-in extension SHAPE
Initializing built-in extension MIT-SHM
Initializing built-in extension XInputExtension
Initializing built-in extension XTEST
Initializing built-in extension BIG-REQUESTS
Initializing built-in extension SYNC
Initializing built-in extension XKEYBOARD
Initializing built-in extension XC-MISC
Initializing built-in extension XINERAMA
Initializing built-in extension XFIXES
Initializing built-in extension RENDER
Initializing built-in extension RANDR
Initializing built-in extension COMPOSITE
Initializing built-in extension DAMAGE
Initializing built-in extension MIT-SCREEN-SAVER
Initializing built-in extension DOUBLE-BUFFER
Initializing built-in extension RECORD
Initializing built-in extension DPMS
Initializing built-in extension Present
Initializing built-in extension DRI3
Initializing built-in extension X-Resource
Initializing built-in extension XVideo
Initializing built-in extension XVideo-MotionCompensation
Initializing built-in extension XFree86-VidModeExtension
Initializing built-in extension XFree86-DGA
Initializing built-in extension XFree86-DRI
Initializing built-in extension DRI2
Loading extension GLX
[New Thread 0x7f3722bab700 (LWP 3704)]
[New Thread 0x7f37221a5700 (LWP 3705)]
[New Thread 0x7f37219a4700 (LWP 3706)]
[New Thread 0x7f37211a3700 (LWP 3707)]
[New Thread 0x7f37209a2700 (LWP 3708)]
[New Thread 0x7f37201a1700 (LWP 3709)]
[New Thread 0x7f371f9a0700 (LWP 3710)]
[New Thread 0x7f371f19f700 (LWP 3711)]
[New Thread 0x7f371e99e700 (LWP 3712)]

Program received signal SIGSEGV, Segmentation fault.
0x00007f372a906d71 in ?? () from /usr/lib64/libpixman-1.so.0
#0  0x00007f372a906d71 in ?? () from /usr/lib64/libpixman-1.so.0
No symbol table info available.
#1  0x00007f372a8f945f in ?? () from /usr/lib64/libpixman-1.so.0
No symbol table info available.
#2  0x00007f372a8addf1 in pixman_fill () from /usr/lib64/libpixman-1.so.0
No symbol table info available.
#3  0x00007f37254a4e00 in fbFill (pDrawable=pDrawable@entry=0x20fb950, 
    pGC=pGC@entry=0x20fb210, x=x@entry=0, y=y@entry=0, width=width@entry=1920, 
    height=height@entry=1080)
    at /var/tmp/portage/x11-base/xorg-server-1.15.0/work/xorg-server-1.15.0/fb/fbfill.c:43
        dst = 0x20fadd0
        dstStride = 1920
        dstBpp = 32
        dstXoff = <optimized out>
        dstYoff = <optimized out>
#4  0x00007f37254a5640 in fbPolyFillRect (pDrawable=0x20fb950, pGC=0x20fb210, 
    nrect=<optimized out>, prect=0x2301e68)
    at /var/tmp/portage/x11-base/xorg-server-1.15.0/work/xorg-server-1.15.0/fb/fbfillrect.c:72
        pClip = 0x20fb9a0
        pbox = <optimized out>
        extentX1 = 0
        extentX2 = 1920
        extentY1 = 0
        extentY2 = 1080
        fullX1 = 0
        fullX2 = <optimized out>
        fullY1 = 0
        fullY2 = 1080
        partX1 = <optimized out>
        partX2 = <optimized out>
        partY1 = <optimized out>
        partY2 = <optimized out>
        xorg = 0
        yorg = 0
#5  0x000000000050dc8c in damagePolyFillRect (pDrawable=0x20fb950, 
    pGC=0x20fb210, nRects=1, pRects=<optimized out>)
    at /var/tmp/portage/x11-base/xorg-server-1.15.0/work/xorg-server-1.15.0/miext/damage/damage.c:1194
        oldFuncs = 0x80a280 <damageGCFuncs>
#6  0x00000000004916b0 in VGAarbiterPolyFillRect (pDraw=0x20fb950, 
    pGC=0x20fb210, nrectFill=1, prectInit=0x2301e60)
    at /var/tmp/portage/x11-base/xorg-server-1.15.0/work/xorg-server-1.15.0/hw/xfree86/common/xf86VGAarbiter.c:785
        pScreen = <optimized out>
#7  0x0000000000563fd1 in miPaintWindow (pWin=<optimized out>, 
    prgn=<optimized out>, what=<optimized out>)
    at /var/tmp/portage/x11-base/xorg-server-1.15.0/work/xorg-server-1.15.0/mi/miexpose.c:641
        pScreen = <optimized out>
        gcval = {{val = 3, ptr = 0x3}, {val = 0, ptr = 0x0}, {val = 0, 
            ptr = 0x0}, {val = 4346023, ptr = 0x4250a7 <MakeAtom+167>}, {
            val = 10, ptr = 0xa}, {val = 34584912, ptr = 0x20fb950}}
        gcmask = 261
        pGC = 0x20fb210
        i = <optimized out>
        pbox = <optimized out>
        prect = 0x2301e60
        draw_x_off = 0
        draw_y_off = 0
        tile_x_off = <optimized out>
        tile_y_off = <optimized out>
        fill = <optimized out>
        solid = <optimized out>
        drawable = 0x20fb950
#8  0x00000000005648a5 in miWindowExposures (pWin=0x20fb950, 
    prgn=0x7fff11225080, other_exposed=0x0)
    at /var/tmp/portage/x11-base/xorg-server-1.15.0/work/xorg-server-1.15.0/mi/miexpose.c:470
        expRec = {extents = {x1 = 0, y1 = 0, x2 = 0, y2 = 0}, data = 0x0}
        clientInterested = <optimized out>
        exposures = 0x7fff11225080
#9  0x0000000000460e71 in MapWindow (pWin=0x20fb950, client=<optimized out>)
    at /var/tmp/portage/x11-base/xorg-server-1.15.0/work/xorg-server-1.15.0/dix/window.c:2604
        temp = {extents = {x1 = 0, y1 = 0, x2 = 1920, y2 = 1080}, data = 0x0}
        pScreen = 0x20722a0
        pParent = 0x0
        pLayerWin = 0x438078000000000
        client = <optimized out>
        pWin = 0x20fb950
#10 0x0000000000439810 in dix_main (argc=10, argv=0x7fff11225208, 
    envp=<optimized out>)
    at /var/tmp/portage/x11-base/xorg-server-1.15.0/work/xorg-server-1.15.0/dix/main.c:261
        i = 1
        alwaysCheckForInput = {0, 1}
#11 0x00007f37299dfb15 in __libc_start_main () from /lib64/libc.so.6
No symbol table info available.
#12 0x0000000000424f31 in _start ()
No symbol table info available.
(EE) 
(EE) Backtrace:
(EE) 0: /usr/bin/Xorg (OsLookupColor+0x129) [0x584cd9]
(EE) 1: /lib64/libpthread.so.0 (__restore_rt+0x0) [0x7f372ad582df]
(EE) 2: /usr/lib64/libpixman-1.so.0 (_pixman_internal_only_get_implementation+0x8c1) [0x7f372a907551]
(EE) 3: /usr/lib64/libpixman-1.so.0 (pixman_image_get_format+0x66f) [0x7f372a8f9a5f]
(EE) 4: /usr/lib64/libpixman-1.so.0 (pixman_fill+0x31) [0x7f372a8addf1]
(EE) 5: /usr/lib64/xorg/modules/libfb.so (fbFill+0x300) [0x7f37254a4e00]
(EE) 6: /usr/lib64/xorg/modules/libfb.so (fbPolyFillRect+0x1a0) [0x7f37254a5640]
(EE) 7: /usr/bin/Xorg (DamageRegionAppend+0x180c) [0x50f41c]
(EE) 8: /usr/bin/Xorg (xf86UnmapLegacyIO+0x15c0) [0x492bf0]
(EE) 9: /usr/bin/Xorg (miPaintWindow+0x1d1) [0x563fd1]
(EE) 10: /usr/bin/Xorg (miWindowExposures+0x1d5) [0x5648a5]
(EE) 11: /usr/bin/Xorg (MapWindow+0x251) [0x460e71]
(EE) 12: /usr/bin/Xorg (remove_fs_handlers+0x3b0) [0x439850]
(EE) 13: /lib64/libc.so.6 (__libc_start_main+0xf5) [0x7f37299dfb15]
(EE) 14: /usr/bin/Xorg (_start+0x29) [0x424f31]
(EE) 15: ? (?+0x29) [0x29]
(EE) 
(EE) Segmentation fault at address 0x2326000
(EE) 
Fatal server error:
(EE) Caught signal 11 (Segmentation fault). Server aborting
(EE) 
(EE) 
Please consult the The X.Org Foundation support 
	 at http://wiki.x.org
 for help. 
(EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
(EE) 
(II) AIGLX: Suspending AIGLX clients for VT switch
(EE) Server terminated with error (1). Closing log file.
*** Error in `/usr/bin/Xorg': free(): corrupted unsorted chunks: 0x0000000002015d70 ***
*** Error in `/usr/bin/Xorg': malloc(): memory corruption: 0x00000000022ff3b0 ***