[  510.357865] bond0: (slave eth0): making interface the new active one
[  510.357943] bond0: (slave eth0): Enslaving as an active interface with an up link
[  514.578942] bond0: (slave eth0): Releasing backup interface
[  514.672996] bond0: (slave eth0): Enslaving as an active interface with an up link
[  518.870887] bond0: (slave eth0): Releasing backup interface
[  518.901750] bond0 (unregistering): Released all slaves