[  518.044263] bond0: (slave eth0): making interface the new active one
[  518.044357] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.267076] bond0: (slave eth0): Releasing backup interface
[  522.382846] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.557082] bond0: (slave eth0): Releasing backup interface
[  526.583010] bond0 (unregistering): Released all slaves