[  517.985388] bond0: (slave eth0): making interface the new active one
[  517.985467] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.193581] bond0: (slave eth0): Releasing backup interface
[  522.275098] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.417608] bond0: (slave eth0): Releasing backup interface
[  526.459452] bond0 (unregistering): Released all slaves