[ 1946.494905][T21749] br0: port 1(dummy0) entered blocking state
[ 1946.495095][T21749] br0: port 1(dummy0) entered disabled state
[ 1946.495261][T21749] dummy0: entered allmulticast mode
[ 1946.496114][T21749] dummy0: entered promiscuous mode
[ 1946.520948][T21750] br0: port 1(dummy0) entered blocking state
[ 1946.521231][T21750] br0: port 1(dummy0) entered forwarding state
[ 1948.378637][   T70] dummy0: left allmulticast mode
[ 1948.379223][   T70] dummy0: left promiscuous mode
[ 1948.379443][   T70] br0: port 1(dummy0) entered disabled state