[ 540.436270] bond0: (slave eth0): making interface the new active one [ 540.436371] bond0: (slave eth0): Enslaving as an active interface with an up link [ 544.727130] bond0: (slave eth0): Releasing backup interface [ 544.828006] bond0: (slave eth0): Enslaving as an active interface with an up link [ 549.008738] bond0: (slave eth0): Releasing backup interface [ 549.037731] bond0 (unregistering): Released all slaves