[  871.839809] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  871.839966] test-bond1: (slave test-bond0): making interface the new active one
[  871.840064] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  871.860499] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  871.871319] test-bond1: entered promiscuous mode
[  871.871366] test-bond0: entered promiscuous mode
[  872.874819] test-bond1: left promiscuous mode
[  872.874870] test-bond0: left promiscuous mode
[  873.680375] test-dummy0: entered promiscuous mode
[  875.703424] test-dummy0: left promiscuous mode
[  875.820023] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  875.829926] test-bond1 (unregistering): Released all slaves
[  875.841409] test-bond0 (unregistering): Released all slaves