[  522.398722] bond0: (slave eth0): making interface the new active one
[  522.398831] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.608214] bond0: (slave eth0): Releasing backup interface
[  526.690187] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.836479] bond0: (slave eth0): Releasing backup interface
[  530.875463] bond0 (unregistering): Released all slaves