[  538.363936] bond0: (slave eth0): making interface the new active one
[  538.364019] bond0: (slave eth0): Enslaving as an active interface with an up link
[  542.537110] bond0: (slave eth0): Releasing backup interface
[  542.594052] bond0: (slave eth0): Enslaving as an active interface with an up link
[  546.765027] bond0: (slave eth0): Releasing backup interface
[  546.792923] bond0 (unregistering): Released all slaves