[ 526.344306] br0: port 1(dummy0) entered blocking state [ 526.349445] br0: port 1(dummy0) entered disabled state [ 526.354891] device dummy0 entered promiscuous mode [ 526.422828] br0: port 1(dummy0) entered blocking state [ 526.427962] br0: port 1(dummy0) entered forwarding state [ 526.675367] br0: port 1(dummy0) entered disabled state [ 526.786874] device dummy0 left promiscuous mode [ 526.791500] br0: port 1(dummy0) entered disabled state