[  522.023875] bond0: (slave eth0): making interface the new active one
[  522.023981] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.220455] bond0: (slave eth0): Releasing backup interface
[  526.284904] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.447437] bond0: (slave eth0): Releasing backup interface
[  530.477494] bond0 (unregistering): Released all slaves