[  670.935667] bond0: (slave eth0): making interface the new active one
[  670.935770] bond0: (slave eth0): Enslaving as an active interface with an up link
[  675.143991] bond0: (slave eth0): Releasing backup interface
[  675.204170] bond0: (slave eth0): Enslaving as an active interface with an up link
[  679.368880] bond0: (slave eth0): Releasing backup interface
[  679.388813] bond0 (unregistering): Released all slaves