[ 519.674768] bond0: (slave eth0): making interface the new active one [ 519.674843] bond0: (slave eth0): Enslaving as an active interface with an up link [ 523.922525] bond0: (slave eth0): Releasing backup interface [ 524.152086] bond0: (slave eth0): Enslaving as an active interface with an up link [ 528.422307] bond0: (slave eth0): Releasing backup interface [ 528.451365] bond0 (unregistering): Released all slaves