[  840.044046] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  840.044128] test-bond1: (slave test-bond0): making interface the new active one
[  840.044182] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  840.068731] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  840.079057] test-bond1: entered promiscuous mode
[  840.079105] test-bond0: entered promiscuous mode
[  841.081501] test-bond1: left promiscuous mode
[  841.081559] test-bond0: left promiscuous mode
[  841.765444] test-dummy0: entered promiscuous mode
[  843.783713] test-dummy0: left promiscuous mode
[  843.900816] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  843.905384] test-bond1 (unregistering): Released all slaves
[  843.919334] test-bond0 (unregistering): Released all slaves