[ 516.643612] bond0: (slave eth0): making interface the new active one [ 516.643698] bond0: (slave eth0): Enslaving as an active interface with an up link [ 520.877951] bond0: (slave eth0): Releasing backup interface [ 520.996398] bond0: (slave eth0): Enslaving as an active interface with an up link [ 525.167217] bond0: (slave eth0): Releasing backup interface [ 525.195119] bond0 (unregistering): Released all slaves