dpkg: unrecoverable fatal error, aborting

[effemmeffe]

Obviously I did something wrong...
Can someone help me?

xbian@xbian ~ $ sudo apt-get update
Hit http://mirrordirector.raspbian.org wheezy Release.gpg
Hit http://mirrordirector.raspbian.org wheezy Release
Hit http://archive.raspberrypi.org wheezy Release.gpg
Hit http://archive.raspberrypi.org wheezy Release
Hit http://mirrordirector.raspbian.org wheezy/contrib armhf Packages
Hit http://mirrordirector.raspbian.org wheezy/non-free armhf Packages
Hit http://mirrordirector.raspbian.org wheezy/rpi armhf Packages
Hit http://apt.xbian.org/ wheezy Release.gpg
Hit http://archive.raspberrypi.org wheezy/main armhf Packages
Hit http://apt.xbian.org/ wheezy Release
Hit http://apt.xbian.org/ wheezy/main armhf Packages
Ign http://apt.xbian.org/ wheezy/main Translation-en
Ign http://archive.raspberrypi.org wheezy/main Translation-en
Get:1 http://mirrordirector.raspbian.org wheezy/main armhf Packages [9507 kB]
Ign http://mirrordirector.raspbian.org wheezy/contrib Translation-en
Ign http://mirrordirector.raspbian.org wheezy/main Translation-en
Ign http://mirrordirector.raspbian.org wheezy/non-free Translation-en
Ign http://mirrordirector.raspbian.org wheezy/rpi Translation-en
Fetched 1 B in 28s (0 B/s)
W: Failed to fetch gzip:/var/lib/apt/lists/partial/mirrordirector.raspbian.org_raspbian_dists_wheezy_main_binary-armhf_Packages Hash Sum mismatch

E: Some index files failed to download. They have been ignored, or old ones used instead.
xbian@xbian ~ $ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
You might want to run 'apt-get -f install' to correct these.
The following packages have unmet dependencies:
bind9-host : Depends: libbind9-80 (= 1:9.8.4.dfsg.P1-6+nmu1) but 1:9.8.4.dfsg.P1-6+nmu2 is installed
E: Unmet dependencies. Try using -f.
xbian@xbian ~ $ sudo apt-get -f install
Reading package lists... Done
Building dependency tree
Reading state information... Done
Correcting dependencies... Done
The following extra packages will be installed:
bind9-host libdns88 libisc84 libisccfg82 liblwres80
The following packages will be upgraded:
bind9-host libdns88 libisc84 libisccfg82 liblwres80
5 upgraded, 0 newly installed, 0 to remove and 5 not upgraded.
Need to get 0 B/1049 kB of archives.
After this operation, 0 B of additional disk space will be used.
Do you want to continue [Y/n]?
dpkg: unrecoverable fatal error, aborting:
unable to open files list file for package `fontconfig-config': Input/output error
E: Sub-process /usr/bin/dpkg returned an error code (2)