[  518.663681] bond0: (slave eth0): making interface the new active one
[  518.663792] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.836292] bond0: (slave eth0): Releasing backup interface
[  522.911639] bond0: (slave eth0): Enslaving as an active interface with an up link
[  527.056311] bond0: (slave eth0): Releasing backup interface
[  527.072175] bond0 (unregistering): Released all slaves