[  523.668158] bond0: (slave eth0): making interface the new active one
[  523.668233] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.887480] bond0: (slave eth0): Releasing backup interface
[  527.977901] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.178838] bond0: (slave eth0): Releasing backup interface
[  532.200735] bond0 (unregistering): Released all slaves