[  498.068598] bond0: (slave eth0): making interface the new active one
[  498.068671] bond0: (slave eth0): Enslaving as an active interface with an up link
[  502.292009] bond0: (slave eth0): Releasing backup interface
[  502.379266] bond0: (slave eth0): Enslaving as an active interface with an up link
[  506.578826] bond0: (slave eth0): Releasing backup interface
[  506.608696] bond0 (unregistering): Released all slaves