[  518.434965] bond0: (slave eth0): making interface the new active one
[  518.435035] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.648894] bond0: (slave eth0): Releasing backup interface
[  522.749998] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.931039] bond0: (slave eth0): Releasing backup interface
[  526.958988] bond0 (unregistering): Released all slaves