[  836.799507] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.799671] test-bond1: (slave test-bond0): making interface the new active one
[  836.799784] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.824267] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.835685] test-bond1: entered promiscuous mode
[  836.835723] test-bond0: entered promiscuous mode
[  837.837854] test-bond1: left promiscuous mode
[  837.837906] test-bond0: left promiscuous mode
[  838.548265] test-dummy0: entered promiscuous mode
[  840.568323] test-dummy0: left promiscuous mode
[  840.714597] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.720240] test-bond1 (unregistering): Released all slaves
[  840.731626] test-bond0 (unregistering): Released all slaves