[ 1958.528218][T10225] br0: port 1(dummy0) entered blocking state
[ 1958.528419][T10225] br0: port 1(dummy0) entered disabled state
[ 1958.528582][T10225] dummy0: entered allmulticast mode
[ 1958.529587][T10225] dummy0: entered promiscuous mode
[ 1958.551082][T10226] br0: port 1(dummy0) entered blocking state
[ 1958.551370][T10226] br0: port 1(dummy0) entered forwarding state
[ 1960.419743][   T70] dummy0: left allmulticast mode
[ 1960.420736][   T70] dummy0: left promiscuous mode
[ 1960.420970][   T70] br0: port 1(dummy0) entered disabled state