[  523.163302] bond0: (slave eth0): making interface the new active one
[  523.163424] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.376774] bond0: (slave eth0): Releasing backup interface
[  527.466678] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.660390] bond0: (slave eth0): Releasing backup interface
[  531.690285] bond0 (unregistering): Released all slaves