[  505.938691] bond0: (slave eth0): making interface the new active one
[  505.938778] bond0: (slave eth0): Enslaving as an active interface with an up link
[  510.096907] bond0: (slave eth0): Releasing backup interface
[  510.174044] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.325417] bond0: (slave eth0): Releasing backup interface
[  514.358443] bond0 (unregistering): Released all slaves