[ 2055.618697][T10362] br0: port 1(dummy0) entered blocking state
[ 2055.619455][T10362] br0: port 1(dummy0) entered disabled state
[ 2055.619629][T10362] dummy0: entered allmulticast mode
[ 2055.620533][T10362] dummy0: entered promiscuous mode
[ 2055.647013][T10363] br0: port 1(dummy0) entered blocking state
[ 2055.647268][T10363] br0: port 1(dummy0) entered forwarding state
[ 2057.846498][   T12] dummy0: left allmulticast mode
[ 2057.846781][   T12] dummy0: left promiscuous mode
[ 2057.846996][   T12] br0: port 1(dummy0) entered disabled state