[  870.573573] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  870.573680] test-bond1: (slave test-bond0): making interface the new active one
[  870.573765] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  870.590791] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  870.599479] test-bond1: entered promiscuous mode
[  870.599527] test-bond0: entered promiscuous mode
[  871.601852] test-bond1: left promiscuous mode
[  871.601902] test-bond0: left promiscuous mode
[  872.282762] test-dummy0: entered promiscuous mode
[  874.311467] test-dummy0: left promiscuous mode
[  874.452744] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  874.457883] test-bond1 (unregistering): Released all slaves
[  874.465243] test-bond0 (unregistering): Released all slaves