[ 513.335457] bond0: (slave eth0): making interface the new active one [ 513.335536] bond0: (slave eth0): Enslaving as an active interface with an up link [ 517.560300] bond0: (slave eth0): Releasing backup interface [ 517.675380] bond0: (slave eth0): Enslaving as an active interface with an up link [ 521.909070] bond0: (slave eth0): Releasing backup interface [ 521.940062] bond0 (unregistering): Released all slaves