[  871.720297] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  871.720412] test-bond1: (slave test-bond0): making interface the new active one
[  871.720504] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  871.737382] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  871.746202] test-bond1: entered promiscuous mode
[  871.746235] test-bond0: entered promiscuous mode
[  872.748539] test-bond1: left promiscuous mode
[  872.748593] test-bond0: left promiscuous mode
[  873.425833] test-dummy0: entered promiscuous mode
[  875.442232] test-dummy0: left promiscuous mode
[  875.555804] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  875.560903] test-bond1 (unregistering): Released all slaves
[  875.575014] test-bond0 (unregistering): Released all slaves