[  839.434831] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  839.434985] test-bond1: (slave test-bond0): making interface the new active one
[  839.435092] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  839.457184] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  839.467717] test-bond1: entered promiscuous mode
[  839.467743] test-bond0: entered promiscuous mode
[  840.469753] test-bond1: left promiscuous mode
[  840.469800] test-bond0: left promiscuous mode
[  841.119252] test-dummy0: entered promiscuous mode
[  843.134409] test-dummy0: left promiscuous mode
[  843.252224] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  843.261953] test-bond1 (unregistering): Released all slaves
[  843.270778] test-bond0 (unregistering): Released all slaves