#0  ___vsprintf_chk (s=0x0, flags=1, slen=18446744073709551615, format=0x7f9725d3b863 "%dx%d%s", 
    args=args@entry=0x7fffa64abe78) at vsprintf_chk.c:77
        f = {_sbf = {_f = {_flags = -72515584, _IO_read_ptr = 0x0, _IO_read_end = 0x0, _IO_read_base = 0x0, 
              _IO_write_base = 0x0, _IO_write_ptr = 0x0, _IO_write_end = 0x0, _IO_buf_base = 0x0, _IO_buf_end = 0x0, 
              _IO_save_base = 0x0, _IO_backup_base = 0x0, _IO_save_end = 0x0, _markers = 0x0, _chain = 0x0, _fileno = 19, 
              _flags2 = 0, _old_offset = 128, _cur_column = 0, _vtable_offset = 5 '\005', _shortbuf = "\002", _lock = 0x0, 
              _offset = 0, _codecvt = 0x0, _wide_data = 0x4, _freeres_list = 0x0, _freeres_buf = 0x0, 
              _freeres_size = 32023104, _mode = -1, 
              _unused2 = "\377\177\000\000\060\377\244\001\000\000\000\000@\242\350\001\000\000\000"}, 
            vtable = 0x7fffa64abe60}, _s = {_allocate_buffer = 0x80, 
            _free_buffer = 0x7f9725ca1a0c <sna_output_attach_edid+508>}}
        ret = <optimized out>
#1  0x00007f97271ee48d in ___sprintf_chk (s=s@entry=0x0, flags=flags@entry=1, slen=slen@entry=18446744073709551615, 
    format=format@entry=0x7f9725d3b863 "%dx%d%s") at sprintf_chk.c:32
        arg = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fffa64abf50, reg_save_area = 0x7fffa64abe90}}
        done = 659122720
#2  0x00007f9725ca3242 in sprintf (__fmt=0x7f9725d3b863 "%dx%d%s", __s=0x0) at /usr/include/bits/stdio2.h:33
No locals.
#3  _canonical_mode_name (str=0x0, mode=<optimized out>)
    at /var/tmp/portage/x11-drivers/xf86-video-intel-2.99.905/work/xf86-video-intel-2.99.905/src/sna/sna_display.c:2100
No locals.
#4  canonical_mode_name (mode=0x2047ac0)
    at /var/tmp/portage/x11-drivers/xf86-video-intel-2.99.905/work/xf86-video-intel-2.99.905/src/sna/sna_display.c:2110
        str = <optimized out>
        len = 659122720
#5  sna_output_get_modes (output=0x1a4ff30)
    at /var/tmp/portage/x11-drivers/xf86-video-intel-2.99.905/work/xf86-video-intel-2.99.905/src/sna/sna_display.c:2177
        str = 0x5a0 <Address 0x5a0 out of bounds>
        sna_output = 0x1a4fe70
        Modes = 0x2047ac0
        Mode = <optimized out>
        current = 0x2047ac0
        i = <optimized out>
#6  0x00000000004b02a3 in xf86ProbeOutputModes (scrn=scrn@entry=0x1a4c4c0, maxX=32767, maxX@entry=0, maxY=32767, maxY@entry=0)
    at /var/tmp/portage/x11-base/xorg-server-1.14.3-r2/work/xorg-server-1.14.3/hw/xfree86/modes/xf86Crtc.c:1578
        mon_rec = {id = 0x0, vendor = 0x0, model = 0x0, nHsync = 0, hsync = {{hi = 0, lo = 0}, {hi = 0, lo = 0}, {hi = 0, 
              lo = 0}, {hi = 0, lo = 0}, {hi = 0, lo = 0}, {hi = 0, lo = 0}, {hi = 0, lo = 0}, {hi = 0, lo = 0}}, 
          nVrefresh = 0, vrefresh = {{hi = 0, lo = 0}, {hi = 0, lo = 0}, {hi = 0, lo = 0}, {hi = 0, lo = 0}, {hi = 0, lo = 0}, 
            {hi = 0, lo = 0}, {hi = 0, lo = 0}, {hi = 0, lo = 0}}, Modes = 0x0, Last = 0x0, gamma = {red = 0, green = 0, 
            blue = 0}, widthmm = 0, heightmm = 0, options = 0x0, DDC = 0x0, reducedblanking = 0, maxPixClock = 0}
        min_clock = 0
        output = 0x1a4ff30
        default_modes = 0x0
        preferred_mode = 0x1a4ff58 ""
        edid_monitor = <optimized out>
        clock = 6.9532814484588903e-310
        output_modes = <optimized out>
        max_clock = 0
        sync_source = sync_default
        mode = <optimized out>
        config_modes = 0x0
        conf_monitor = <optimized out>
        add_default_modes = 0
        debug_modes = 0
        config = 0x1a4e6e0
        o = <optimized out>
#7  0x00000000004b9bdc in xf86RandR12GetInfo12 (pScreen=0x1a4cf80, rotations=<optimized out>)
    at /var/tmp/portage/x11-base/xorg-server-1.14.3-r2/work/xorg-server-1.14.3/hw/xfree86/modes/xf86RandR12.c:1531
        pScrn = 0x1a4c4c0
#8  0x00000000004f7d38 in RRGetInfo (pScreen=pScreen@entry=0x1a4cf80, force_query=force_query@entry=1)
    at /var/tmp/portage/x11-base/xorg-server-1.14.3-r2/work/xorg-server-1.14.3/randr/rrinfo.c:196
        pScrPriv = 0x1a56f30
        rotations = 0
        i = <optimized out>
#9  0x00000000004ff0d7 in rrGetScreenResources (client=0x1f482e0, query=1)
    at /var/tmp/portage/x11-base/xorg-server-1.14.3-r2/work/xorg-server-1.14.3/randr/rrscreen.c:487
        stuff = <optimized out>
        rep = {type = 0 '\000', pad = 0 '\000', sequenceNumber = 0, length = 0, timestamp = 5156029, configTimestamp = 0, 
          nCrtcs = 33504, nOutputs = 500, nModes = 0, nbytesNames = 0, pad1 = 0, pad2 = 0}
        pWin = 0x1ac2f20
        pScreen = 0x1a4cf80
        pScrPriv = 0x1a56f30
        extra = <optimized out>
        extraLen = <optimized out>
        i = <optimized out>
        rc = 0
        has_primary = 0
        crtcs = <optimized out>
        outputs = <optimized out>
        modeinfos = <optimized out>
        names = <optimized out>
        __PRETTY_FUNCTION__ = "rrGetScreenResources"
#10 0x000000000043b5b6 in Dispatch ()
    at /var/tmp/portage/x11-base/xorg-server-1.14.3-r2/work/xorg-server-1.14.3/dix/dispatch.c:432
        clientReady = 0x1dcf620
        result = <optimized out>
        client = 0x1f482e0
        nready = 0
        icheck = 0x812170 <checkForInput>
        start_tick = 160
#11 0x0000000000429fba in main (argc=8, argv=0x7fffa64ac508, envp=<optimized out>)
    at /var/tmp/portage/x11-base/xorg-server-1.14.3-r2/work/xorg-server-1.14.3/dix/main.c:298
        i = <optimized out>
        alwaysCheckForInput = {0, 1}