[  538.307564] bond0: (slave eth0): making interface the new active one
[  538.307649] bond0: (slave eth0): Enslaving as an active interface with an up link
[  542.543741] bond0: (slave eth0): Releasing backup interface
[  542.640697] bond0: (slave eth0): Enslaving as an active interface with an up link
[  546.831752] bond0: (slave eth0): Releasing backup interface
[  546.861733] bond0 (unregistering): Released all slaves