[ 516.522430] bond0: (slave eth0): making interface the new active one [ 516.522525] bond0: (slave eth0): Enslaving as an active interface with an up link [ 520.725101] bond0: (slave eth0): Releasing backup interface [ 520.820868] bond0: (slave eth0): Enslaving as an active interface with an up link [ 525.023810] bond0: (slave eth0): Releasing backup interface [ 525.058827] bond0 (unregistering): Released all slaves