[ 505.244037] bond0: (slave eth0): making interface the new active one [ 505.244153] bond0: (slave eth0): Enslaving as an active interface with an up link [ 509.447997] bond0: (slave eth0): Releasing backup interface [ 509.526294] bond0: (slave eth0): Enslaving as an active interface with an up link [ 513.680113] bond0: (slave eth0): Releasing backup interface [ 513.710410] bond0 (unregistering): Released all slaves