[  836.841233] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.841343] test-bond1: (slave test-bond0): making interface the new active one
[  836.841421] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.862957] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.873112] test-bond1: entered promiscuous mode
[  836.873155] test-bond0: entered promiscuous mode
[  837.875277] test-bond1: left promiscuous mode
[  837.875323] test-bond0: left promiscuous mode
[  838.533749] test-dummy0: entered promiscuous mode
[  840.553964] test-dummy0: left promiscuous mode
[  840.675965] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.682042] test-bond1 (unregistering): Released all slaves
[  840.694760] test-bond0 (unregistering): Released all slaves