[  899.374354] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  899.374507] test-bond1: (slave test-bond0): making interface the new active one
[  899.374611] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  899.396356] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  899.406907] test-bond1: entered promiscuous mode
[  899.406979] test-bond0: entered promiscuous mode
[  900.409071] test-bond1: left promiscuous mode
[  900.409167] test-bond0: left promiscuous mode
[  901.067444] test-dummy0: entered promiscuous mode
[  903.084527] test-dummy0: left promiscuous mode
[  903.208258] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  903.216199] test-bond1 (unregistering): Released all slaves
[  903.224945] test-bond0 (unregistering): Released all slaves