[  518.174558] bond0: (slave eth0): making interface the new active one
[  518.174700] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.390846] bond0: (slave eth0): Releasing backup interface
[  522.477702] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.677251] bond0: (slave eth0): Releasing backup interface
[  526.705102] bond0 (unregistering): Released all slaves