[  836.778570] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.778657] test-bond1: (slave test-bond0): making interface the new active one
[  836.778714] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.800453] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.811115] test-bond1: entered promiscuous mode
[  836.811166] test-bond0: entered promiscuous mode
[  837.813058] test-bond1: left promiscuous mode
[  837.813127] test-bond0: left promiscuous mode
[  838.501219] test-dummy0: entered promiscuous mode
[  840.522859] test-dummy0: left promiscuous mode
[  840.667923] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.679979] test-bond1 (unregistering): Released all slaves
[  840.693003] test-bond0 (unregistering): Released all slaves