[  510.297459] bond0: (slave eth0): making interface the new active one
[  510.297539] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.521575] bond0: (slave eth0): Releasing backup interface
[  514.621636] bond0: (slave eth0): Enslaving as an active interface with an up link
[  518.809263] bond0: (slave eth0): Releasing backup interface
[  518.837855] bond0 (unregistering): Released all slaves