[  871.321916] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  871.322024] test-bond1: (slave test-bond0): making interface the new active one
[  871.322098] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  871.344056] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  871.354365] test-bond1: entered promiscuous mode
[  871.354401] test-bond0: entered promiscuous mode
[  872.356933] test-bond1: left promiscuous mode
[  872.356986] test-bond0: left promiscuous mode
[  873.018015] test-dummy0: entered promiscuous mode
[  875.037614] test-dummy0: left promiscuous mode
[  875.162477] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  875.167815] test-bond1 (unregistering): Released all slaves
[  875.180539] test-bond0 (unregistering): Released all slaves