[  523.119336] bond0: (slave eth0): making interface the new active one
[  523.119462] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.311414] bond0: (slave eth0): Releasing backup interface
[  527.392640] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.539010] bond0: (slave eth0): Releasing backup interface
[  531.577680] bond0 (unregistering): Released all slaves