[  518.003734] bond0: (slave eth0): making interface the new active one
[  518.003838] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.261430] bond0: (slave eth0): Releasing backup interface
[  522.372270] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.553075] bond0: (slave eth0): Releasing backup interface
[  526.581970] bond0 (unregistering): Released all slaves