[  839.594011] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  839.594125] test-bond1: (slave test-bond0): making interface the new active one
[  839.594208] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  839.615244] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  839.625459] test-bond1: entered promiscuous mode
[  839.625527] test-bond0: entered promiscuous mode
[  840.627627] test-bond1: left promiscuous mode
[  840.627712] test-bond0: left promiscuous mode
[  841.300088] test-dummy0: entered promiscuous mode
[  843.315871] test-dummy0: left promiscuous mode
[  843.436760] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  843.444282] test-bond1 (unregistering): Released all slaves
[  843.454232] test-bond0 (unregistering): Released all slaves