[  835.500989] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  835.501136] test-bond1: (slave test-bond0): making interface the new active one
[  835.501234] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  835.521772] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  835.531921] test-bond1: entered promiscuous mode
[  835.531958] test-bond0: entered promiscuous mode
[  836.534352] test-bond1: left promiscuous mode
[  836.534405] test-bond0: left promiscuous mode
[  837.208947] test-dummy0: entered promiscuous mode
[  839.226506] test-dummy0: left promiscuous mode
[  839.343017] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  839.350374] test-bond1 (unregistering): Released all slaves
[  839.363160] test-bond0 (unregistering): Released all slaves