[ 517.241243] bond0: (slave eth0): making interface the new active one [ 517.241331] bond0: (slave eth0): Enslaving as an active interface with an up link [ 521.439410] bond0: (slave eth0): Releasing backup interface [ 521.549043] bond0: (slave eth0): Enslaving as an active interface with an up link [ 525.725180] bond0: (slave eth0): Releasing backup interface [ 525.748985] bond0 (unregistering): Released all slaves