[  870.634356] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.634457] test-bond1: (slave test-bond0): making interface the new active one
[  870.634550] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.656139] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.666674] test-bond1: entered promiscuous mode
[  870.666709] test-bond0: entered promiscuous mode
[  871.668434] test-bond1: left promiscuous mode
[  871.668482] test-bond0: left promiscuous mode
[  872.331124] test-dummy0: entered promiscuous mode
[  874.361645] test-dummy0: left promiscuous mode
[  874.477094] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  874.486242] test-bond1 (unregistering): Released all slaves
[  874.497918] test-bond0 (unregistering): Released all slaves