The following error may occur on the client side: Fatal error: 500 OOPS: priv_sock_get_cmd if running an amd64 kernel with vsftpd-3.0.x.

To solve this bug you will need to add the following to your /etc/vsftpd/vsftpd.conf:


Refer to and Gentoo Wiki

P.S. And just in case add next line to config file


for adequate working of virtual users.