[  524.571231] bond0: (slave eth0): making interface the new active one
[  524.571322] bond0: (slave eth0): Enslaving as an active interface with an up link
[  528.719298] bond0: (slave eth0): Releasing backup interface
[  528.784615] bond0: (slave eth0): Enslaving as an active interface with an up link
[  532.953232] bond0: (slave eth0): Releasing backup interface
[  532.980524] bond0 (unregistering): Released all slaves