[  837.625255] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  837.625361] test-bond1: (slave test-bond0): making interface the new active one
[  837.625429] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  837.648991] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  837.659594] test-bond1: entered promiscuous mode
[  837.659673] test-bond0: entered promiscuous mode
[  838.662089] test-bond1: left promiscuous mode
[  838.662203] test-bond0: left promiscuous mode
[  839.355720] test-dummy0: entered promiscuous mode
[  841.385362] test-dummy0: left promiscuous mode
[  841.537590] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  841.543035] test-bond1 (unregistering): Released all slaves
[  841.557630] test-bond0 (unregistering): Released all slaves