[  836.606511] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.606631] test-bond1: (slave test-bond0): making interface the new active one
[  836.606717] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.630819] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.643021] test-bond1: entered promiscuous mode
[  836.643088] test-bond0: entered promiscuous mode
[  837.645328] test-bond1: left promiscuous mode
[  837.645384] test-bond0: left promiscuous mode
[  838.390336] test-dummy0: entered promiscuous mode
[  840.409625] test-dummy0: left promiscuous mode
[  840.527133] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.536803] test-bond1 (unregistering): Released all slaves
[  840.549844] test-bond0 (unregistering): Released all slaves