[  498.353953] bond0: (slave eth0): making interface the new active one
[  498.354051] bond0: (slave eth0): Enslaving as an active interface with an up link
[  502.538921] bond0: (slave eth0): Releasing backup interface
[  502.613058] bond0: (slave eth0): Enslaving as an active interface with an up link
[  506.769392] bond0: (slave eth0): Releasing backup interface
[  506.806396] bond0 (unregistering): Released all slaves