[  523.323740] bond0: (slave eth0): making interface the new active one
[  523.323828] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.497882] bond0: (slave eth0): Releasing backup interface
[  527.567975] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.729978] bond0: (slave eth0): Releasing backup interface
[  531.754962] bond0 (unregistering): Released all slaves