[  522.850662] bond0: (slave eth0): making interface the new active one
[  522.850832] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.055773] bond0: (slave eth0): Releasing backup interface
[  527.157747] bond0: (slave eth0): Enslaving as an active interface with an up link
[  531.345975] bond0: (slave eth0): Releasing backup interface
[  531.375010] bond0 (unregistering): Released all slaves