[  680.060062] bond0: (slave eth0): making interface the new active one
[  680.060181] bond0: (slave eth0): Enslaving as an active interface with an up link
[  684.232806] bond0: (slave eth0): Releasing backup interface
[  684.297001] bond0: (slave eth0): Enslaving as an active interface with an up link
[  688.461560] bond0: (slave eth0): Releasing backup interface
[  688.497476] bond0 (unregistering): Released all slaves