[  840.310431] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  840.310586] test-bond1: (slave test-bond0): making interface the new active one
[  840.310690] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  840.332631] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  840.343226] test-bond1: entered promiscuous mode
[  840.343306] test-bond0: entered promiscuous mode
[  841.345731] test-bond1: left promiscuous mode
[  841.345821] test-bond0: left promiscuous mode
[  842.095031] test-dummy0: entered promiscuous mode
[  844.112208] test-dummy0: left promiscuous mode
[  844.241919] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  844.250917] test-bond1 (unregistering): Released all slaves
[  844.259715] test-bond0 (unregistering): Released all slaves