[  855.526788][T19636] bond0: (slave eth0): making interface the new active one
[  855.527661][T19636] bond0: (slave eth0): Enslaving as an active interface with an up link
[  855.601330][T19637] 8021q: adding VLAN 0 to HW filter on device bond0
[  859.858999][T19640] bond0: (slave eth0): Releasing backup interface
[  860.026709][T19643] bond0: (slave eth0): Enslaving as an active interface with an up link
[  860.105529][T19644] 8021q: adding VLAN 0 to HW filter on device bond0
[  864.335592][ T8920] bond0: (slave eth0): Releasing backup interface
[  864.388391][ T8920] bond0 (unregistering): Released all slaves