+576879 MODIFIED https://bugzilla.redhat.com/show_bug.cgi?id=576879
+ libguestfs protocol loses synchronization if you 'upload' before mounting disks
+
+584228 MODIFIED https://bugzilla.redhat.com/show_bug.cgi?id=584228
+ tgz-in/tar-in command hang when run with a vfat img
+