Starting program: /usr/bin/Xorg -keeptty
[Thread debugging using libthread_db enabled]

Program received signal SIGSEGV, Segmentation fault.
0x00007f37fe7a33c3 in RADEONScreenInit_KMS (scrnIndex=0, pScreen=0x2127390, 
    argc=2, argv=0x7fff924f1cf8)
    at /var/tmp/portage/x11-drivers/xf86-video-ati-6.14.4/work/xf86-video-ati-6.14.4/src/radeon_kms.c:979
979	/var/tmp/portage/x11-drivers/xf86-video-ati-6.14.4/work/xf86-video-ati-6.14.4/src/radeon_kms.c: No such file or directory.
	in /var/tmp/portage/x11-drivers/xf86-video-ati-6.14.4/work/xf86-video-ati-6.14.4/src/radeon_kms.c
#0  0x00007f37fe7a33c3 in RADEONScreenInit_KMS (scrnIndex=0, 
    pScreen=0x2127390, argc=2, argv=0x7fff924f1cf8)
    at /var/tmp/portage/x11-drivers/xf86-video-ati-6.14.4/work/xf86-video-ati-6.14.4/src/radeon_kms.c:979
        pScrn = 0x2117fd0
        info = 0x211c590
        subPixelOrder = 0
        s = 0x45d9a3 "\311\303UH\211\345H\211}\370\211u\364\213E\364H\301\340\003H\215\024\205"
        front_ptr = 0x0
        ret = 0
#1  0x000000000043bb52 in AddScreen (
    pfnInit=0x7f37fe7a30b7 <RADEONScreenInit_KMS>, argc=2, argv=0x7fff924f1cf8)
    at /var/tmp/portage/x11-base/xorg-server-1.11.2-r2/work/xorg-server-1.11.2/dix/dispatch.c:3905
        i = 0
        scanlinepad = 32
        format = 7
        depth = 32
        bitsPerPixel = 32
        j = 2
        k = 2
        pScreen = 0x2127390
#2  0x00000000004958ee in InitOutput (pScreenInfo=0x8857c0, argc=2, 
    argv=0x7fff924f1cf8)
    at /var/tmp/portage/x11-base/xorg-server-1.11.2-r2/work/xorg-server-1.11.2/hw/xfree86/common/xf86Init.c:738
        i = 0
        j = 0
        k = 0
        scr_index = 17
        was_blocked = 0
        modulelist = 0x0
        optionlist = 0x210db20
        screenpix24 = Pix24Use32
        pix24 = Pix24Use32
        pix24From = X_PROBED
        pix24Fail = 0
        autoconfig = 0
        configured_device = 0x0
#3  0x000000000042455b in main (argc=2, argv=0x7fff924f1cf8, 
    envp=0x7fff924f1d10)
    at /var/tmp/portage/x11-base/xorg-server-1.11.2-r2/work/xorg-server-1.11.2/dix/main.c:204
        i = 256
        alwaysCheckForInput = {0, 1}
Run till exit from #0  0x00007f37fe7a33c3 in RADEONScreenInit_KMS (
    scrnIndex=0, pScreen=0x2127390, argc=2, argv=0x7fff924f1cf8)
    at /var/tmp/portage/x11-drivers/xf86-video-ati-6.14.4/work/xf86-video-ati-6.14.4/src/radeon_kms.c:979

Program received signal SIGABRT, Aborted.
0x00007f380081db05 in raise () from /lib64/libc.so.6