[  836.525895] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.526001] test-bond1: (slave test-bond0): making interface the new active one
[  836.526081] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.547746] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.558186] test-bond1: entered promiscuous mode
[  836.558236] test-bond0: entered promiscuous mode
[  837.560615] test-bond1: left promiscuous mode
[  837.560668] test-bond0: left promiscuous mode
[  838.299135] test-dummy0: entered promiscuous mode
[  840.322990] test-dummy0: left promiscuous mode
[  840.437907] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.443203] test-bond1 (unregistering): Released all slaves
[  840.453079] test-bond0 (unregistering): Released all slaves