[ 520.191065] bond0: (slave eth0): making interface the new active one [ 520.191179] bond0: (slave eth0): Enslaving as an active interface with an up link [ 524.446330] bond0: (slave eth0): Releasing backup interface [ 524.563995] bond0: (slave eth0): Enslaving as an active interface with an up link [ 528.735376] bond0: (slave eth0): Releasing backup interface [ 528.766886] bond0 (unregistering): Released all slaves