[  769.838078] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  769.838188] test-bond1: (slave test-bond0): making interface the new active one
[  769.838290] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  769.857055] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  769.866300] test-bond1: entered promiscuous mode
[  769.866380] test-bond0: entered promiscuous mode
[  770.868870] test-bond1: left promiscuous mode
[  770.868996] test-bond0: left promiscuous mode
[  771.598375] test-dummy0: entered promiscuous mode
[  773.615410] test-dummy0: left promiscuous mode
[  773.727415] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  773.740231] test-bond1 (unregistering): Released all slaves
[  773.752340] test-bond0 (unregistering): Released all slaves