[ 539.586124] bond0: (slave eth0): making interface the new active one [ 539.586211] bond0: (slave eth0): Enslaving as an active interface with an up link [ 543.829169] bond0: (slave eth0): Releasing backup interface [ 543.921861] bond0: (slave eth0): Enslaving as an active interface with an up link [ 548.112684] bond0: (slave eth0): Releasing backup interface [ 548.149703] bond0 (unregistering): Released all slaves