[  525.956703] bond0: (slave eth0): making interface the new active one
[  525.956784] bond0: (slave eth0): Enslaving as an active interface with an up link
[  530.129893] bond0: (slave eth0): Releasing backup interface
[  530.207351] bond0: (slave eth0): Enslaving as an active interface with an up link
[  534.359433] bond0: (slave eth0): Releasing backup interface
[  534.388464] bond0 (unregistering): Released all slaves