[  523.173472] bond0: (slave eth0): making interface the new active one
[  523.173535] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.379905] bond0: (slave eth0): Releasing backup interface
[  527.469555] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.663963] bond0: (slave eth0): Releasing backup interface
[  531.690909] bond0 (unregistering): Released all slaves