[ 2161.560755][T24789] br0: port 1(dummy0) entered blocking state
[ 2161.561051][T24789] br0: port 1(dummy0) entered disabled state
[ 2161.561327][T24789] dummy0: entered allmulticast mode
[ 2161.562412][T24789] dummy0: entered promiscuous mode
[ 2161.589245][T24790] br0: port 1(dummy0) entered blocking state
[ 2161.589817][T24790] br0: port 1(dummy0) entered forwarding state
[ 2164.102502][   T12] dummy0: left allmulticast mode
[ 2164.103332][   T12] dummy0: left promiscuous mode
[ 2164.103644][   T12] br0: port 1(dummy0) entered disabled state