[  666.954872] bond0: (slave eth0): making interface the new active one
[  666.954998] bond0: (slave eth0): Enslaving as an active interface with an up link
[  671.115720] bond0: (slave eth0): Releasing backup interface
[  671.182507] bond0: (slave eth0): Enslaving as an active interface with an up link
[  675.344795] bond0: (slave eth0): Releasing backup interface
[  675.366645] bond0 (unregistering): Released all slaves