fs-core-modules-3.2.0-23-virtu software package provides Base filesystem modules, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install fs-core-modules-3.2.0-23-virtu
fs-core-modules-3.2.0-23-virtu is installed in your system.
Make ensure the fs-core-modules-3.2.0-23-virtu package were installed using the commands given below,
$ sudo dpkg-query -l | grep fs-core-modules-3.2.0-23-virtu*
You will get with fs-core-modules-3.2.0-23-virtu package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | debian-installer udeb packages |
| Package | fs-core-modules-3.2.0-23-virtu |
| Version | 3.2.0-23.36 |
| Description | Base filesystem modules |
| Sub Section | Debian-installer |