[  518.152378] bond0: (slave eth0): making interface the new active one
[  518.152506] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.332855] bond0: (slave eth0): Releasing backup interface
[  522.413600] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.559397] bond0: (slave eth0): Releasing backup interface
[  526.591368] bond0 (unregistering): Released all slaves