[ 517.057930] bond0: (slave eth0): making interface the new active one [ 517.058006] bond0: (slave eth0): Enslaving as an active interface with an up link [ 521.301141] bond0: (slave eth0): Releasing backup interface [ 521.405244] bond0: (slave eth0): Enslaving as an active interface with an up link [ 525.595031] bond0: (slave eth0): Releasing backup interface [ 525.628039] bond0 (unregistering): Released all slaves