Devi ripristinare i file di dati di innodb.
# cd /var/lib/mysql
# mkdir bak
# mv ibdata1 bak/
# mv ib_logfile* bak/
# cp -a bak/ibdata1 ibdata1
# cp -a bak/ib_logfile* .
# rm -rf bak
# service mysqld restart
Riferimento:http://notesonit .blogspot.hk/2013/05/innodb-unable-to-lock-ibdata1-error-11.html
