[  518.109930] bond0: (slave eth0): making interface the new active one
[  518.110020] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.251431] bond0: (slave eth0): Releasing backup interface
[  522.325030] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.476314] bond0: (slave eth0): Releasing backup interface
[  526.501157] bond0 (unregistering): Released all slaves