[  498.805963] bond0: (slave eth0): making interface the new active one
[  498.806113] bond0: (slave eth0): Enslaving as an active interface with an up link
[  502.990961] bond0: (slave eth0): Releasing backup interface
[  503.063619] bond0: (slave eth0): Enslaving as an active interface with an up link
[  507.221302] bond0: (slave eth0): Releasing backup interface
[  507.247202] bond0 (unregistering): Released all slaves