[  525.219676] bond0: (slave eth0): making interface the new active one
[  525.219766] bond0: (slave eth0): Enslaving as an active interface with an up link
[  529.367556] bond0: (slave eth0): Releasing backup interface
[  529.427378] bond0: (slave eth0): Enslaving as an active interface with an up link
[  533.594627] bond0: (slave eth0): Releasing backup interface
[  533.634649] bond0 (unregistering): Released all slaves