[  752.918314] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  752.918424] test-bond1: (slave test-bond0): making interface the new active one
[  752.918541] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  752.940122] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  752.952074] test-bond1: entered promiscuous mode
[  752.952164] test-bond0: entered promiscuous mode
[  753.955039] test-bond1: left promiscuous mode
[  753.955175] test-bond0: left promiscuous mode
[  754.621780] test-dummy0: entered promiscuous mode
[  756.635908] test-dummy0: left promiscuous mode
[  756.759194] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  756.765321] test-bond1 (unregistering): Released all slaves
[  756.777038] test-bond0 (unregistering): Released all slaves