package mysql-server-5.1 5.1.31-1ubuntu2 failed to install/upgrade: subprocess post-installation script returned error exit status 1

Thank you for taking the time to report this bug and helping to make Ubuntu better.

Could you please provide the following information:

 * content of /var/log/daemon.log related to mysql processes:

    /var/log/daemon.log

 * apparmor audit messages related to mysqld:

    /var/log/kern.log

 * mysqld apparmor profile:

    /etc/apparmor.d/usr.sbin.mysqld

 * list of mysqld apparmor profiles:

    ls -l /etc/apparmor.d/usr.sbin.mysqld*

 * mysql configuration stripped of private information (such as password):

    /etc/mysql/my.cnf

 * extra mysql configuration from the conf.d directory:

    /etc/mysql/conf.d/

 * directory listing of mysql datadir (by default /var/lib/mysql):

    ls -l /var/lib/mysql

=======================
Relevant error messages
Installing new version of config file /etc/init.d/mysql ...

 * Stopping MySQL database server mysqld

   ...done.

 * Starting MySQL database server mysqld

   ...fail!

invoke-rc.d: initscript mysql, action "start" failed.

dpkg: error processing mysql-server-5.1 (--configure):

 subprocess post-installation script returned error exit status 1

Processing triggers for libc6 ...

We are closing this bug report because it lacks the information we need to investigate the problem, as described in the previous comments. Please reopen it if you can give us the missing information, and don't hesitate to submit bug reports in the future. To reopen the bug report you can click on the current status, under the Status column, and change the Status back to New. Thanks again!.