[  873.302213] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  873.302317] test-bond1: (slave test-bond0): making interface the new active one
[  873.302406] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  873.322144] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  873.332548] test-bond1: entered promiscuous mode
[  873.332616] test-bond0: entered promiscuous mode
[  874.334403] test-bond1: left promiscuous mode
[  874.334497] test-bond0: left promiscuous mode
[  875.001328] test-dummy0: entered promiscuous mode
[  877.023394] test-dummy0: left promiscuous mode
[  877.169978] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  877.182711] test-bond1 (unregistering): Released all slaves
[  877.200570] test-bond0 (unregistering): Released all slaves