[  836.728039] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.728151] test-bond1: (slave test-bond0): making interface the new active one
[  836.728232] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.752769] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.764120] test-bond1: entered promiscuous mode
[  836.764163] test-bond0: entered promiscuous mode
[  837.766627] test-bond1: left promiscuous mode
[  837.766681] test-bond0: left promiscuous mode
[  838.556722] test-dummy0: entered promiscuous mode
[  840.587182] test-dummy0: left promiscuous mode
[  840.715996] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.721996] test-bond1 (unregistering): Released all slaves
[  840.733985] test-bond0 (unregistering): Released all slaves