[  833.976075] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  833.976179] test-bond1: (slave test-bond0): making interface the new active one
[  833.976268] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  833.997385] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  834.007658] test-bond1: entered promiscuous mode
[  834.007724] test-bond0: entered promiscuous mode
[  835.009714] test-bond1: left promiscuous mode
[  835.009791] test-bond0: left promiscuous mode
[  835.670439] test-dummy0: entered promiscuous mode
[  837.685112] test-dummy0: left promiscuous mode
[  837.801764] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  837.807288] test-bond1 (unregistering): Released all slaves
[  837.815360] test-bond0 (unregistering): Released all slaves