[  836.645223] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.645304] test-bond1: (slave test-bond0): making interface the new active one
[  836.645354] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.667627] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.677802] test-bond1: entered promiscuous mode
[  836.677825] test-bond0: entered promiscuous mode
[  837.680073] test-bond1: left promiscuous mode
[  837.680112] test-bond0: left promiscuous mode
[  838.339226] test-dummy0: entered promiscuous mode
[  840.355441] test-dummy0: left promiscuous mode
[  840.474789] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.485968] test-bond1 (unregistering): Released all slaves
[  840.496794] test-bond0 (unregistering): Released all slaves