[  836.551892] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.552007] test-bond1: (slave test-bond0): making interface the new active one
[  836.552082] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.576533] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.587430] test-bond1: entered promiscuous mode
[  836.587509] test-bond0: entered promiscuous mode
[  837.590243] test-bond1: left promiscuous mode
[  837.590341] test-bond0: left promiscuous mode
[  838.311193] test-dummy0: entered promiscuous mode
[  840.326823] test-dummy0: left promiscuous mode
[  840.446772] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.457166] test-bond1 (unregistering): Released all slaves
[  840.466165] test-bond0 (unregistering): Released all slaves