[  518.067765] bond0: (slave eth0): making interface the new active one
[  518.067855] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.260851] bond0: (slave eth0): Releasing backup interface
[  522.340957] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.485573] bond0: (slave eth0): Releasing backup interface
[  526.518484] bond0 (unregistering): Released all slaves