[  536.918760] bond0: (slave eth0): making interface the new active one
[  536.918854] bond0: (slave eth0): Enslaving as an active interface with an up link
[  541.132627] bond0: (slave eth0): Releasing backup interface
[  541.224072] bond0: (slave eth0): Enslaving as an active interface with an up link
[  545.421826] bond0: (slave eth0): Releasing backup interface
[  545.446699] bond0 (unregistering): Released all slaves