[  543.322404] bond0: (slave eth0): making interface the new active one
[  543.322473] bond0: (slave eth0): Enslaving as an active interface with an up link
[  547.538158] bond0: (slave eth0): Releasing backup interface
[  547.629284] bond0: (slave eth0): Enslaving as an active interface with an up link
[  551.826768] bond0: (slave eth0): Releasing backup interface
[  551.856800] bond0 (unregistering): Released all slaves