[  506.367358] bond0: (slave eth0): making interface the new active one
[  506.367475] bond0: (slave eth0): Enslaving as an active interface with an up link
[  510.540914] bond0: (slave eth0): Releasing backup interface
[  510.625397] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.769736] bond0: (slave eth0): Releasing backup interface
[  514.815580] bond0 (unregistering): Released all slaves