[  514.126169] bond0: (slave eth0): making interface the new active one
[  514.126258] bond0: (slave eth0): Enslaving as an active interface with an up link
[  518.359365] bond0: (slave eth0): Releasing backup interface
[  518.454243] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.647017] bond0: (slave eth0): Releasing backup interface
[  522.675959] bond0 (unregistering): Released all slaves