Setting up fontconfig (2.11.94-0ubuntu1.1) ...
Regenerating fonts cache... failed.
See /var/log/fontconfig.log for more information.
dpkg: error processing package fontconfig (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 fontconfig
E: Sub-process /usr/bin/dpkg returned an error code (1)

...
/usr/share/fonts/truetype/lohit-tamil: caching, new cache contents: 1 fonts, 0 dirs
/usr/share/fonts/truetype/lohit-tamil-classical: caching, new cache contents: 1 fonts, 0 dirs
/usr/share/fonts/truetype/lohit-telugu: caching, new cache contents: 1 fonts, 0 dirs
/usr/share/fonts/truetype/malayalam-fonts: caching, new cache contents: 7 fonts, 0 dirs
/usr/share/fonts/truetype/nanum: Bus error