[  773.092761] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  773.092922] test-bond1: (slave test-bond0): making interface the new active one
[  773.093008] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  773.109724] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  773.120007] test-bond1: entered promiscuous mode
[  773.120054] test-bond0: entered promiscuous mode
[  774.122077] test-bond1: left promiscuous mode
[  774.122135] test-bond0: left promiscuous mode
[  774.773852] test-dummy0: entered promiscuous mode
[  776.790937] test-dummy0: left promiscuous mode
[  776.903413] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  776.913386] test-bond1 (unregistering): Released all slaves
[  776.925975] test-bond0 (unregistering): Released all slaves