[  764.254666] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  764.254761] test-bond1: (slave test-bond0): making interface the new active one
[  764.254849] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  764.270963] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  764.279265] test-bond1: entered promiscuous mode
[  764.279306] test-bond0: entered promiscuous mode
[  765.281877] test-bond1: left promiscuous mode
[  765.281981] test-bond0: left promiscuous mode
[  765.920823] test-dummy0: entered promiscuous mode
[  767.941586] test-dummy0: left promiscuous mode
[  768.057063] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  768.066191] test-bond1 (unregistering): Released all slaves
[  768.074314] test-bond0 (unregistering): Released all slaves