[  840.953535] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  840.953646] test-bond1: (slave test-bond0): making interface the new active one
[  840.953716] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  840.975905] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  840.986465] test-bond1: entered promiscuous mode
[  840.986536] test-bond0: entered promiscuous mode
[  841.989057] test-bond1: left promiscuous mode
[  841.989158] test-bond0: left promiscuous mode
[  842.660198] test-dummy0: entered promiscuous mode
[  844.676602] test-dummy0: left promiscuous mode
[  844.804779] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  844.810155] test-bond1 (unregistering): Released all slaves
[  844.820153] test-bond0 (unregistering): Released all slaves