[  538.147018] bond0: (slave eth0): making interface the new active one
[  538.147080] bond0: (slave eth0): Enslaving as an active interface with an up link
[  542.358554] bond0: (slave eth0): Releasing backup interface
[  542.451968] bond0: (slave eth0): Enslaving as an active interface with an up link
[  546.643325] bond0: (slave eth0): Releasing backup interface
[  546.663616] bond0 (unregistering): Released all slaves