[  523.277122] bond0: (slave eth0): making interface the new active one
[  523.277195] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.435631] bond0: (slave eth0): Releasing backup interface
[  527.505640] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.665273] bond0: (slave eth0): Releasing backup interface
[  531.687238] bond0 (unregistering): Released all slaves