[  841.025262] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  841.025398] test-bond1: (slave test-bond0): making interface the new active one
[  841.025499] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  841.047358] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  841.057619] test-bond1: entered promiscuous mode
[  841.057656] test-bond0: entered promiscuous mode
[  842.059738] test-bond1: left promiscuous mode
[  842.059787] test-bond0: left promiscuous mode
[  842.781953] test-dummy0: entered promiscuous mode
[  844.801713] test-dummy0: left promiscuous mode
[  844.920730] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  844.926863] test-bond1 (unregistering): Released all slaves
[  844.939719] test-bond0 (unregistering): Released all slaves