[  837.498729] 8021q: adding VLAN 0 to HW filter on device test-bond0
[  837.498888] test-bond1: (slave test-bond0): making interface the new active one
[  837.499005] test-bond1: (slave test-bond0): Enslaving as an active interface with an up link
[  837.521842] 8021q: adding VLAN 0 to HW filter on device test-bond1
[  837.533163] test-bond1: entered promiscuous mode
[  837.533201] test-bond0: entered promiscuous mode
[  838.535243] test-bond1: left promiscuous mode
[  838.535290] test-bond0: left promiscuous mode
[  839.369128] test-dummy0: entered promiscuous mode
[  841.390916] test-dummy0: left promiscuous mode
[  841.552456] test-bond1 (unregistering): (slave test-bond0): Releasing backup interface
[  841.557927] test-bond1 (unregistering): Released all slaves
[  841.569146] test-bond0 (unregistering): Released all slaves