[  506.042542] bond0: (slave eth0): making interface the new active one
[  506.042789] bond0: (slave eth0): Enslaving as an active interface with an up link
[  510.440088] bond0: (slave eth0): Releasing backup interface
[  510.584665] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.840953] bond0: (slave eth0): Releasing backup interface
[  514.884576] bond0 (unregistering): Released all slaves