[  871.901754] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  871.901887] test-bond1: (slave test-bond0): making interface the new active one
[  871.901992] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  871.918950] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  871.927089] test-bond1: entered promiscuous mode
[  871.927127] test-bond0: entered promiscuous mode
[  872.929579] test-bond1: left promiscuous mode
[  872.929635] test-bond0: left promiscuous mode
[  873.547479] test-dummy0: entered promiscuous mode
[  875.561398] test-dummy0: left promiscuous mode
[  875.682885] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  875.687011] test-bond1 (unregistering): Released all slaves
[  875.700139] test-bond0 (unregistering): Released all slaves