[ 510.390803] bond0: (slave eth0): making interface the new active one [ 510.390913] bond0: (slave eth0): Enslaving as an active interface with an up link [ 514.652749] bond0: (slave eth0): Releasing backup interface [ 514.776453] bond0: (slave eth0): Enslaving as an active interface with an up link [ 519.001200] bond0: (slave eth0): Releasing backup interface [ 519.043215] bond0 (unregistering): Released all slaves