[  688.820751] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  688.821100] test-bond1: (slave test-bond0): making interface the new active one
[  688.821224] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  688.840148] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  688.853219] test-bond1: entered promiscuous mode
[  688.853290] test-bond0: entered promiscuous mode
[  689.868257] test-bond1: left promiscuous mode
[  689.868353] test-bond0: left promiscuous mode
[  690.526674] test-dummy0: entered promiscuous mode
[  692.549051] test-dummy0: left promiscuous mode
[  692.659588] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  692.668046] test-bond1 (unregistering): Released all slaves
[  692.676865] test-bond0 (unregistering): Released all slaves