[  836.340666] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.340809] test-bond1: (slave test-bond0): making interface the new active one
[  836.340931] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.363333] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.374364] test-bond1: entered promiscuous mode
[  836.374442] test-bond0: entered promiscuous mode
[  837.377006] test-bond1: left promiscuous mode
[  837.377096] test-bond0: left promiscuous mode
[  838.089788] test-dummy0: entered promiscuous mode
[  840.107285] test-dummy0: left promiscuous mode
[  840.232316] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.238658] test-bond1 (unregistering): Released all slaves
[  840.253142] test-bond0 (unregistering): Released all slaves