mysql初始化了还是报错，怎么搞？?报错

系统提示：

131217 11:07:09 mysqld_safe Starting mysqld daemon with databases from /data/mysql
131217 11:07:09 [Note] Plugin 'FEDERATED' is disabled.
/data/mysql/bin/mysqld: Table 'mysql.plugin' doesn't exist
131217 11:07:09 [ERROR] Can't open the mysql.plugin table. Please run mysql_upgrade to create it.
131217 11:07:09 InnoDB: The InnoDB memory heap is disabled
131217 11:07:09 InnoDB: Mutexes and rw_locks use GCC atomic builtins
131217 11:07:09 InnoDB: Compressed tables use zlib 1.2.3
131217 11:07:09 InnoDB: Initializing buffer pool, size = 2.0G
131217 11:07:10 InnoDB: Completed initialization of buffer pool
131217 11:07:10 InnoDB: highest supported file format is Barracuda.
131217 11:07:10  InnoDB: Waiting for the background threads to start
131217 11:07:11 InnoDB: 1.1.8 started; log sequence number 1595675
131217 11:07:11 [Note] Recovering after a crash using mysql-bin
131217 11:07:11 [Note] Starting crash recovery...
131217 11:07:11 [Note] Crash recovery finished.
131217 11:07:11 [Note] Server hostname (bind-address): '0.0.0.0'; port: 3306
131217 11:07:11 [Note]   - '0.0.0.0' resolves to '0.0.0.0';
131217 11:07:11 [Note] Server socket created on IP: '0.0.0.0'.
131217 11:07:11 [ERROR] Fatal error: Can't open and lock privilege tables: Table 'mysql.host' doesn't exist
131217 11:07:11 mysqld_safe mysqld from pid file /data/mysql/tsaweb1.pid ended
131217 11:07:19 mysqld_safe Starting mysqld daemon with databases from /data/mysql
131217 11:07:19 [Note] Plugin 'FEDERATED' is disabled.
/data/mysql/bin/mysqld: Table 'mysql.plugin' doesn't exist
131217 11:07:19 [ERROR] Can't open the mysql.plugin table. Please run mysql_upgrade to create it.
131217 11:07:19 InnoDB: The InnoDB memory heap is disabled
131217 11:07:19 InnoDB: Mutexes and rw_locks use GCC atomic builtins
131217 11:07:19 InnoDB: Compressed tables use zlib 1.2.3
131217 11:07:19 InnoDB: Initializing buffer pool, size = 2.0G
131217 11:07:20 InnoDB: Completed initialization of buffer pool
131217 11:07:20 InnoDB: highest supported file format is Barracuda.
131217 11:07:20  InnoDB: Waiting for the background threads to start
131217 11:07:21 InnoDB: 1.1.8 started; log sequence number 1595675
131217 11:07:21 [Note] Recovering after a crash using mysql-bin
131217 11:07:21 [Note] Starting crash recovery...
131217 11:07:21 [Note] Crash recovery finished.
131217 11:07:21 [Note] Server hostname (bind-address): '0.0.0.0'; port: 3306
131217 11:07:21 [Note]   - '0.0.0.0' resolves to '0.0.0.0';
131217 11:07:21 [Note] Server socket created on IP: '0.0.0.0'.
131217 11:07:21 [ERROR] Fatal error: Can't open and lock privilege tables: Table 'mysql.host' doesn't exist
131217 11:07:21 mysqld_safe mysqld from pid file /data/mysql/tsaweb1.pid ended

我谷歌了一下，说是初始化失败，但是我已经初始化了，命令是:

./mysql_install_db --basedir=/data/mysql --datadir=/data/mysql/data --user=mysql

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