[  844.663932][T21617] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  844.665665][T21617] test-bond1: (slave test-bond0): making interface the new active one
[  844.666073][T21617] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  844.820182][T21624] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  844.906813][T21632] test-bond1: entered promiscuous mode
[  844.906998][T21632] test-bond0: entered promiscuous mode
[  845.922151][T21632] test-bond1: left promiscuous mode
[  845.922403][T21632] test-bond0: left promiscuous mode
[  847.542419][T21640] test-dummy0: entered promiscuous mode
[  849.575090][T21640] test-dummy0: left promiscuous mode
[  849.749206][T21644] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  849.755596][T21644] test-bond1 (unregistering): Released all slaves
[  849.808558][T21645] test-bond0 (unregistering): Released all slaves