[  538.231507] bond0: (slave eth0): making interface the new active one
[  538.231626] bond0: (slave eth0): Enslaving as an active interface with an up link
[  542.481798] bond0: (slave eth0): Releasing backup interface
[  542.568984] bond0: (slave eth0): Enslaving as an active interface with an up link
[  546.767773] bond0: (slave eth0): Releasing backup interface
[  546.803727] bond0 (unregistering): Released all slaves