[  906.725593] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  906.725699] test-bond1: (slave test-bond0): making interface the new active one
[  906.725767] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  906.747030] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  906.757239] test-bond1: entered promiscuous mode
[  906.757271] test-bond0: entered promiscuous mode
[  907.759361] test-bond1: left promiscuous mode
[  907.759413] test-bond0: left promiscuous mode
[  908.415384] test-dummy0: entered promiscuous mode
[  910.429581] test-dummy0: left promiscuous mode
[  910.542128] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  910.549016] test-bond1 (unregistering): Released all slaves
[  910.558993] test-bond0 (unregistering): Released all slaves