[  851.445941][T22441] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  851.452081][T22441] test-bond1: (slave test-bond0): making interface the new active one
[  851.452531][T22441] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  851.631948][T22450] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  851.702060][T22453] test-bond1: entered promiscuous mode
[  851.702209][T22453] test-bond0: entered promiscuous mode
[  852.723175][T22453] test-bond1: left promiscuous mode
[  852.723408][T22453] test-bond0: left promiscuous mode
[  854.148280][T22455] test-dummy0: entered promiscuous mode
[  856.184259][T22455] test-dummy0: left promiscuous mode
[  856.349624][T22458] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  856.365552][T22458] test-bond1 (unregistering): Released all slaves
[  856.403912][T22459] test-bond0 (unregistering): Released all slaves