[  522.374404] bond0: (slave eth0): making interface the new active one
[  522.374515] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.539273] bond0: (slave eth0): Releasing backup interface
[  526.603527] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.769031] bond0: (slave eth0): Releasing backup interface
[  530.798516] bond0 (unregistering): Released all slaves