[  506.102532] bond0: (slave eth0): making interface the new active one
[  506.102625] bond0: (slave eth0): Enslaving as an active interface with an up link
[  510.293827] bond0: (slave eth0): Releasing backup interface
[  510.393339] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.585732] bond0: (slave eth0): Releasing backup interface
[  514.610708] bond0 (unregistering): Released all slaves