[  901.973503] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  901.973677] test-bond1: (slave test-bond0): making interface the new active one
[  901.973801] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  901.995553] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  902.006077] test-bond1: entered promiscuous mode
[  902.006143] test-bond0: entered promiscuous mode
[  903.009211] test-bond1: left promiscuous mode
[  903.009311] test-bond0: left promiscuous mode
[  903.926766] test-dummy0: entered promiscuous mode
[  905.942239] test-dummy0: left promiscuous mode
[  906.058553] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  906.064969] test-bond1 (unregistering): Released all slaves
[  906.076000] test-bond0 (unregistering): Released all slaves