[  569.119519] bond0: (slave eth0): making interface the new active one
[  569.119601] bond0: (slave eth0): Enslaving as an active interface with an up link
[  573.334559] bond0: (slave eth0): Releasing backup interface
[  573.435848] bond0: (slave eth0): Enslaving as an active interface with an up link
[  577.626224] bond0: (slave eth0): Releasing backup interface
[  577.652996] bond0 (unregistering): Released all slaves