[  841.323893] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  841.324000] test-bond1: (slave test-bond0): making interface the new active one
[  841.324087] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  841.346179] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  841.356519] test-bond1: entered promiscuous mode
[  841.356566] test-bond0: entered promiscuous mode
[  842.358715] test-bond1: left promiscuous mode
[  842.358772] test-bond0: left promiscuous mode
[  843.021915] test-dummy0: entered promiscuous mode
[  845.035609] test-dummy0: left promiscuous mode
[  845.145584] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  845.152203] test-bond1 (unregistering): Released all slaves
[  845.163882] test-bond0 (unregistering): Released all slaves