[  510.094455] bond0: (slave eth0): making interface the new active one
[  510.094561] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.250293] bond0: (slave eth0): Releasing backup interface
[  514.319358] bond0: (slave eth0): Enslaving as an active interface with an up link
[  518.473505] bond0: (slave eth0): Releasing backup interface
[  518.508497] bond0 (unregistering): Released all slaves