[  518.155633] bond0: (slave eth0): making interface the new active one
[  518.155742] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.317396] bond0: (slave eth0): Releasing backup interface
[  522.379225] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.539981] bond0: (slave eth0): Releasing backup interface
[  526.564866] bond0 (unregistering): Released all slaves