[  536.659401] bond0: (slave eth0): making interface the new active one
[  536.659516] bond0: (slave eth0): Enslaving as an active interface with an up link
[  540.818774] bond0: (slave eth0): Releasing backup interface
[  540.888423] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.045163] bond0: (slave eth0): Releasing backup interface
[  545.076245] bond0 (unregistering): Released all slaves