[  836.278548] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.278705] test-bond1: (slave test-bond0): making interface the new active one
[  836.278804] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.300429] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.311123] test-bond1: entered promiscuous mode
[  836.311166] test-bond0: entered promiscuous mode
[  837.313185] test-bond1: left promiscuous mode
[  837.313248] test-bond0: left promiscuous mode
[  837.994126] test-dummy0: entered promiscuous mode
[  840.012428] test-dummy0: left promiscuous mode
[  840.140045] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.145667] test-bond1 (unregistering): Released all slaves
[  840.154689] test-bond0 (unregistering): Released all slaves