[  523.158828] bond0: (slave eth0): making interface the new active one
[  523.158924] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.385700] bond0: (slave eth0): Releasing backup interface
[  527.508036] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.745969] bond0: (slave eth0): Releasing backup interface
[  531.767889] bond0 (unregistering): Released all slaves