[  523.735115] bond0: (slave eth0): making interface the new active one
[  523.735210] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.945253] bond0: (slave eth0): Releasing backup interface
[  528.010972] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.166696] bond0: (slave eth0): Releasing backup interface
[  532.200648] bond0 (unregistering): Released all slaves