[  535.419456] bond0: (slave eth0): making interface the new active one
[  535.419543] bond0: (slave eth0): Enslaving as an active interface with an up link
[  539.602473] bond0: (slave eth0): Releasing backup interface
[  539.687226] bond0: (slave eth0): Enslaving as an active interface with an up link
[  543.891703] bond0: (slave eth0): Releasing backup interface
[  543.926779] bond0 (unregistering): Released all slaves