[ 527.750379] bond0: (slave eth0): making interface the new active one [ 527.750457] bond0: (slave eth0): Enslaving as an active interface with an up link [ 531.915192] bond0: (slave eth0): Releasing backup interface [ 531.984026] bond0: (slave eth0): Enslaving as an active interface with an up link [ 536.140720] bond0: (slave eth0): Releasing backup interface [ 536.172618] bond0 (unregistering): Released all slaves