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  1. MariaDB Server
  2. MDEV-34525

Server authentication prints incorrect error message when a user created with the PAM plugin logs into the server with an incorrect password.

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    Description

      Server authentication shows password missing error (using password: NO) when we trying to login to the server with a wrong password for a user created with PAM plugin.
      Actual error

      vagrant@node1:~$ mariadb -ujoe -ptest -e"show grants"
      		 
      +-------------------------------------------------------------------------+
      		 
      | Grants for joe@localhost                                           
      |
      		 
      +-------------------------------------------------------------------------+
      		 
      | GRANT USAGE ON *.* TO `joe`@`localhost` IDENTIFIED VIA pam USING 'test' |
      		 
      +-------------------------------------------------------------------------+
      		 
      vagrant@node1:~$ mariadb -ujoe -ptest1 -e"select user()"
      		 
      ERROR 1045 (28000): Access denied for user 'joe'@'localhost' (using password: NO)
      		 
      vagrant@node1:~$

      Expected error

      vagrant@node1:~$ mariadb -ujoe -ptest1 -e"select user()"
      		 
      ERROR 1045 (28000): Access denied for user 'joe'@'localhost' (using password: YES)

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            serg Sergei Golubchik
            ramesh Ramesh Sivaraman
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              Updated:

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