[  836.798798] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.798913] test-bond1: (slave test-bond0): making interface the new active one
[  836.799001] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.824069] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.835721] test-bond1: entered promiscuous mode
[  836.835764] test-bond0: entered promiscuous mode
[  837.838380] test-bond1: left promiscuous mode
[  837.838434] test-bond0: left promiscuous mode
[  838.560906] test-dummy0: entered promiscuous mode
[  840.580303] test-dummy0: left promiscuous mode
[  840.723119] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.730688] test-bond1 (unregistering): Released all slaves
[  840.739538] test-bond0 (unregistering): Released all slaves