[  510.384771] bond0: (slave eth0): making interface the new active one
[  510.384839] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.585105] bond0: (slave eth0): Releasing backup interface
[  514.688403] bond0: (slave eth0): Enslaving as an active interface with an up link
[  518.868925] bond0: (slave eth0): Releasing backup interface
[  518.897937] bond0 (unregistering): Released all slaves