[  836.286649] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.286757] test-bond1: (slave test-bond0): making interface the new active one
[  836.286831] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.309401] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.320140] test-bond1: entered promiscuous mode
[  836.320184] test-bond0: entered promiscuous mode
[  837.323546] test-bond1: left promiscuous mode
[  837.323598] test-bond0: left promiscuous mode
[  837.995299] test-dummy0: entered promiscuous mode
[  840.010614] test-dummy0: left promiscuous mode
[  840.142361] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.146933] test-bond1 (unregistering): Released all slaves
[  840.156959] test-bond0 (unregistering): Released all slaves