[  873.803228] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  873.803332] test-bond1: (slave test-bond0): making interface the new active one
[  873.803399] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  873.823596] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  873.833880] test-bond1: entered promiscuous mode
[  873.833918] test-bond0: entered promiscuous mode
[  874.835964] test-bond1: left promiscuous mode
[  874.836017] test-bond0: left promiscuous mode
[  875.505790] test-dummy0: entered promiscuous mode
[  877.521740] test-dummy0: left promiscuous mode
[  877.640532] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  877.644909] test-bond1 (unregistering): Released all slaves
[  877.654505] test-bond0 (unregistering): Released all slaves