Description of problem:

fd11src.iso is obtained from
http://www.freedos.org/freedos/files/

$ virt-inspector -a fd11src.iso 
<?xml version="1.0"?>
<operatingsystems>
  <operatingsystem>
    <root>/dev/sda</root>
    <name>linux</name>
    <major_version>0</major_version>
    <minor_version>0</minor_version>
    <format>installer</format>
    <mountpoints>
      <mountpoint dev="/dev/sda">/</mountpoint>
    </mountpoints>
    <filesystems>
      <filesystem dev="/dev/sda">
        <type>iso9660</type>
        <label>FD11SRC</label>
      </filesystem>
    </filesystems>
    <applications/>
  </operatingsystem>
</operatingsystems>

Version-Release number of selected component (if applicable):

1.17.3

How reproducible:

100%

Additional info:

><fs> mount /dev/vda /
><fs> ll /
total 19
dr-xr-xr-x  1 root root   240 Jan  1 12:04 .
drwxr-xr-x 23 root root  4096 Jan 31 17:01 ..
-r-xr-xr-x  1 root root   201 Jul 18  2011 autorun.inf
dr-xr-xr-x  1 root root   504 Dec 31 20:37 freedos
dr-xr-xr-x  1 root root   346 Jan  1 11:58 isolinux
-r-xr-xr-x  1 root root 12762 Jan  1 11:33 setup.bat

><fs> ll /freedos 
total 34
dr-xr-xr-x 1 root root   504 Dec 31 20:37 .
dr-xr-xr-x 1 root root   240 Jan  1 12:04 ..
dr-xr-xr-x 1 root root    68 Dec 31 22:15 3rdparty
-r-xr-xr-x 1 root root   825 Dec 31 22:02 bugzilla.txt
dr-xr-xr-x 1 root root   110 Dec 31 20:36 custom
dr-xr-xr-x 1 root root   388 Dec 31 20:36 docs
-r-xr-xr-x 1 root root  3911 Dec 31 22:02 features.txt
-r-xr-xr-x 1 root root  3262 Jul 13  2006 freedos.ico
-r-xr-xr-x 1 root root  6454 Jul 13  2006 licences.txt
dr-xr-xr-x 1 root root   840 Dec 31 23:31 packages
-r-xr-xr-x 1 root root 14883 Dec 31 22:03 readme.txt
dr-xr-xr-x 1 root root   262 Dec 31 20:36 setup