[  542.768743] bond0: (slave eth0): making interface the new active one
[  542.768821] bond0: (slave eth0): Enslaving as an active interface with an up link
[  546.979493] bond0: (slave eth0): Releasing backup interface
[  547.069046] bond0: (slave eth0): Enslaving as an active interface with an up link
[  551.268793] bond0: (slave eth0): Releasing backup interface
[  551.294717] bond0 (unregistering): Released all slaves