[  870.262580] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.262688] test-bond1: (slave test-bond0): making interface the new active one
[  870.262758] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.284745] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.295119] test-bond1: entered promiscuous mode
[  870.295193] test-bond0: entered promiscuous mode
[  871.297678] test-bond1: left promiscuous mode
[  871.297795] test-bond0: left promiscuous mode
[  871.989178] test-dummy0: entered promiscuous mode
[  874.005185] test-dummy0: left promiscuous mode
[  874.122823] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  874.128288] test-bond1 (unregistering): Released all slaves
[  874.141932] test-bond0 (unregistering): Released all slaves