[  871.208733] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  871.208837] test-bond1: (slave test-bond0): making interface the new active one
[  871.208925] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  871.228050] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  871.237990] test-bond1: entered promiscuous mode
[  871.238023] test-bond0: entered promiscuous mode
[  872.241124] test-bond1: left promiscuous mode
[  872.241179] test-bond0: left promiscuous mode
[  872.894671] test-dummy0: entered promiscuous mode
[  874.917581] test-dummy0: left promiscuous mode
[  875.032723] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  875.036999] test-bond1 (unregistering): Released all slaves
[  875.047840] test-bond0 (unregistering): Released all slaves