[  523.741516] bond0: (slave eth0): making interface the new active one
[  523.741602] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.944646] bond0: (slave eth0): Releasing backup interface
[  528.028939] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.167686] bond0: (slave eth0): Releasing backup interface
[  532.193854] bond0 (unregistering): Released all slaves