[  853.328969][T21063] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  853.330756][T21063] test-bond1: (slave test-bond0): making interface the new active one
[  853.331152][T21063] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  853.451591][T21070] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  853.542999][T21074] test-bond1: entered promiscuous mode
[  853.543187][T21074] test-bond0: entered promiscuous mode
[  854.555447][T21074] test-bond1: left promiscuous mode
[  854.555690][T21074] test-bond0: left promiscuous mode
[  856.238287][T21086] test-dummy0: entered promiscuous mode
[  858.275538][T21086] test-dummy0: left promiscuous mode
[  858.496899][T21089] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  858.503586][T21089] test-bond1 (unregistering): Released all slaves
[  858.553211][T21090] test-bond0 (unregistering): Released all slaves