[  840.489235] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  840.489391] test-bond1: (slave test-bond0): making interface the new active one
[  840.489488] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  840.512439] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  840.522686] test-bond1: entered promiscuous mode
[  840.522749] test-bond0: entered promiscuous mode
[  841.525203] test-bond1: left promiscuous mode
[  841.525327] test-bond0: left promiscuous mode
[  842.287699] test-dummy0: entered promiscuous mode
[  844.305850] test-dummy0: left promiscuous mode
[  844.421272] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  844.427912] test-bond1 (unregistering): Released all slaves
[  844.440492] test-bond0 (unregistering): Released all slaves