Duplicate Controller Entries Added

I've seen this in the IT as well as in neutron:

vagrant@devstack-control:~/devstack$ sudo ovs-vsctl show
579e98e8-b76e-41ec-a755-89bb72a3c9e1
Manager "tcp:192.168.50.1:6640"
is_connected: true
Bridge br-int
Controller "tcp:192.168.50.1:6633"
is_connected: true
Controller "tcp:192.168.50.1:6633"
is_connected: true
Controller "tcp:192.168.50.1:6633"
is_connected: true
Controller "tcp:192.168.50.1:6633"
is_connected: true
Controller "tcp:192.168.50.1:6633"
is_connected: true
Controller "tcp:192.168.50.1:6633"
is_connected: true
fail_mode: secure
Port "qr-b9219b1f-ad"
tag: 1
Interface "qr-b9219b1f-ad"
type: internal
Port patch-net
Interface patch-net
type: patch
options:

Port br-int
Interface br-int
Bridge br-net
Controller "tcp:192.168.50.1:6633"
is_connected: true
Controller "tcp:192.168.50.1:6633"
is_connected: true
Controller "tcp:192.168.50.1:6633"
is_connected: true
Controller "tcp:192.168.50.1:6633"
is_connected: true
Controller "tcp:192.168.50.1:6633"
is_connected: true
fail_mode: secure
Port patch-int
Interface patch-int
type: patch
options:

Port br-net
Interface br-net
Bridge br-ex
Controller "tcp:192.168.50.1:6633"
is_connected: true
Port "qg-822eef3c-7f"
Interface "qg-822eef3c-7f"
type: internal
Port br-ex
Interface br-ex
type: internal
ovs_version: "1.10.2"
vagrant@devstack-control:~/devstack$