[  538.476438] bond0: (slave eth0): making interface the new active one
[  538.476518] bond0: (slave eth0): Enslaving as an active interface with an up link
[  542.673584] bond0: (slave eth0): Releasing backup interface
[  542.769483] bond0: (slave eth0): Enslaving as an active interface with an up link
[  546.959654] bond0: (slave eth0): Releasing backup interface
[  546.981518] bond0 (unregistering): Released all slaves