Comment 4 for bug 90572

Debug backtrace for the crash:

#0 0xb7dd1f6a in run_vm86 () at lrmi.c:526
No locals.
#1 0xb7dd263b in LRMI_int (i=16, r=0xb7f88cc0) at lrmi.c:844
        seg = 49152
        off = 3972
#2 0xb7f348fa in vesa_setmode (mode=3, prv_mode=0)
    at /build/buildd/usplash-0.4/svgalib/src/vesa.c:213
        i = <value optimized out>
        mode8 = 0
#3 0xb7f30021 in initialize ()
    at /build/buildd/usplash-0.4/svgalib/src/vga.c:2016
        i = <value optimized out>
        siga = {__sigaction_handler = {
    sa_handler = 0xb7f1dfa0 <_fini+1358060>,
    sa_sigaction = 0xb7f1dfa0 <_fini+1358060>}, sa_mask = {__val = {
      3086077904, 1, 3086688244, 3086576136, 3220647700, 3220647780,
      3086618883, 3086077904, 3220647760, 3086575696, 3086083334, 0,
      1550688371, 0, 1, 16777216, 2351837290, 0, 3086142570, 3086201825,
      3220647764, 3086065664, 149500, 3086202128, 3220647824, 3086575696,
      3086083325, 16199656, 1901610309, 0, 3086214564, 3220649232}},
  sa_flags = -1074318064, sa_restorer = 0xb7f2fd29 <initialize+9>}
#4 0xb7f305dc in vga_setmode (mode=12)
    at /build/buildd/usplash-0.4/svgalib/src/vga.c:2245
        modeinfo = <value optimized out>
#5 0xb7f24467 in usplash_svga_setmode () at usplash_svga.c:108
        mode = -1
        has_failed = 0
#6 0xb7f245e1 in usplash_svga_init () at usplash_svga.c:147
        rc = 0
        mode = -1074318248
#7 0xb7f22b91 in usplash_init () at libusplash.c:174
No locals.
#8 0xb7f2320b in usplash_setup (xres=1024, yres=768, v=0) at libusplash.c:339
        ret = 0
        ncolors = 0
        theme_handle = (void *) 0x804c030
        htheme = (struct usplash_theme *) 0xbff730cc
        maxarea = -1208327360
        ratio = 3084719140
#9 0x08048e10 in main (argc=6, argv=0xbff73594) at usplash.c:119
        i = 6
        ret = 0
        xres = 1024
        yres = 768
        verbose = 0
        t1 = {tv_sec = 0, tv_usec = 40000}
        t2 = {tv_sec = 0, tv_usec = 40000}
        iv = {it_interval = {tv_sec = 0, tv_usec = 40000}, it_value = {
    tv_sec = 0, tv_usec = 40000}}