[  877.742219][T22481] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  877.743458][T22481] test-bond1: (slave test-bond0): making interface the new active one
[  877.743870][T22481] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  877.903583][T22488] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  878.065891][T22494] test-bond1: entered promiscuous mode
[  878.066066][T22494] test-bond0: entered promiscuous mode
[  879.095490][T22494] test-bond1: left promiscuous mode
[  879.095926][T22494] test-bond0: left promiscuous mode
[  880.529767][T22504] test-dummy0: entered promiscuous mode
[  882.567979][T22504] test-dummy0: left promiscuous mode
[  882.729048][T22507] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  882.738582][T22507] test-bond1 (unregistering): Released all slaves
[  882.778991][T22508] test-bond0 (unregistering): Released all slaves