[ 516.466454] bond0: (slave eth0): making interface the new active one [ 516.466570] bond0: (slave eth0): Enslaving as an active interface with an up link [ 520.732313] bond0: (slave eth0): Releasing backup interface [ 520.853213] bond0: (slave eth0): Enslaving as an active interface with an up link [ 525.087127] bond0: (slave eth0): Releasing backup interface [ 525.119041] bond0 (unregistering): Released all slaves