[  836.915307] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  836.915463] test-bond1: (slave test-bond0): making interface the new active one
[  836.915566] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  836.938251] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  836.949186] test-bond1: entered promiscuous mode
[  836.949265] test-bond0: entered promiscuous mode
[  837.951253] test-bond1: left promiscuous mode
[  837.951353] test-bond0: left promiscuous mode
[  838.723558] test-dummy0: entered promiscuous mode
[  840.739517] test-dummy0: left promiscuous mode
[  840.891458] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  840.896729] test-bond1 (unregistering): Released all slaves
[  840.916360] test-bond0 (unregistering): Released all slaves