[  517.901439] bond0: (slave eth0): making interface the new active one
[  517.901551] bond0: (slave eth0): Enslaving as an active interface with an up link
[  522.138824] bond0: (slave eth0): Releasing backup interface
[  522.255350] bond0: (slave eth0): Enslaving as an active interface with an up link
[  526.417811] bond0: (slave eth0): Releasing backup interface
[  526.444753] bond0 (unregistering): Released all slaves