[ 516.048572] bond0: (slave eth0): making interface the new active one [ 516.048647] bond0: (slave eth0): Enslaving as an active interface with an up link [ 520.335648] bond0: (slave eth0): Releasing backup interface [ 520.560221] bond0: (slave eth0): Enslaving as an active interface with an up link [ 524.854987] bond0: (slave eth0): Releasing backup interface [ 524.886773] bond0 (unregistering): Released all slaves