[  835.883980] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  835.884077] test-bond1: (slave test-bond0): making interface the new active one
[  835.884160] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  835.905876] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  835.915847] test-bond1: entered promiscuous mode
[  835.915916] test-bond0: entered promiscuous mode
[  836.919274] test-bond1: left promiscuous mode
[  836.919355] test-bond0: left promiscuous mode
[  837.573314] test-dummy0: entered promiscuous mode
[  839.589349] test-dummy0: left promiscuous mode
[  839.708627] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  839.714815] test-bond1 (unregistering): Released all slaves
[  839.723654] test-bond0 (unregistering): Released all slaves