[  862.354687][T21372] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  862.356015][T21372] test-bond1: (slave test-bond0): making interface the new active one
[  862.356436][T21372] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  862.545627][T21380] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  862.698905][T21387] test-bond1: entered promiscuous mode
[  862.699148][T21387] test-bond0: entered promiscuous mode
[  863.714434][T21387] test-bond1: left promiscuous mode
[  863.714892][T21387] test-bond0: left promiscuous mode
[  865.487987][T21395] test-dummy0: entered promiscuous mode
[  867.530024][T21395] test-dummy0: left promiscuous mode
[  867.746961][T21398] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  867.752329][T21398] test-bond1 (unregistering): Released all slaves
[  867.802370][T21399] test-bond0 (unregistering): Released all slaves