Solution my problem:
tips of Sebastian Roth:
mkdir /home/fogbackup/
chown fogbackup:fogbackup /home/fogbackup/
change config file /etc/vsftpd/vsftpd.conf
vsftpd_log_file=/var/log/vsftpd.log
log_ftp_protocol=YES
allow_writeable_chroot=YES
chroot_local_user=YES
chroot_list_enable=YES
chroot_list_file=/etc/vsftpd.chroot_list
rsa_cert_file=/etc/ssl/private/vsftpd.pem
rsa_private_key_file=/etc/ssl/private/vsftpd.pem
ssl_enable=YES
force_local_data_ssl=NO
force_local_logins_ssl=NO