[  836.778796] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.778901] test-bond1: (slave test-bond0): making interface the new active one
[  836.778973] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.800837] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.810858] test-bond1: entered promiscuous mode
[  836.810894] test-bond0: entered promiscuous mode
[  837.813138] test-bond1: left promiscuous mode
[  837.813202] test-bond0: left promiscuous mode
[  838.500383] test-dummy0: entered promiscuous mode
[  840.522300] test-dummy0: left promiscuous mode
[  840.663565] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.674095] test-bond1 (unregistering): Released all slaves
[  840.687981] test-bond0 (unregistering): Released all slaves