[  535.800683] bond0: (slave eth0): making interface the new active one
[  535.800754] bond0: (slave eth0): Enslaving as an active interface with an up link
[  539.987209] bond0: (slave eth0): Releasing backup interface
[  540.081854] bond0: (slave eth0): Enslaving as an active interface with an up link
[  544.268766] bond0: (slave eth0): Releasing backup interface
[  544.307754] bond0 (unregistering): Released all slaves