[   44.597977][ T1421] br0: port 1(dummy0) entered blocking state
[   44.598258][ T1421] br0: port 1(dummy0) entered disabled state
[   44.598563][ T1421] dummy0: entered allmulticast mode
[   44.599591][ T1421] dummy0: entered promiscuous mode
[   44.623668][ T1422] br0: port 1(dummy0) entered blocking state
[   44.623954][ T1422] br0: port 1(dummy0) entered forwarding state
[   46.675575][   T71] dummy0: left allmulticast mode
[   46.675987][   T71] dummy0: left promiscuous mode
[   46.676286][   T71] br0: port 1(dummy0) entered disabled state