[  900.494027] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  900.494101] test-bond1: (slave test-bond0): making interface the new active one
[  900.494159] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  900.510725] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  900.518592] test-bond1: entered promiscuous mode
[  900.518616] test-bond0: entered promiscuous mode
[  901.520837] test-bond1: left promiscuous mode
[  901.520861] test-bond0: left promiscuous mode
[  902.141951] test-dummy0: entered promiscuous mode
[  904.162722] test-dummy0: left promiscuous mode
[  904.267240] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  904.277840] test-bond1 (unregistering): Released all slaves
[  904.285665] test-bond0 (unregistering): Released all slaves