[ 2076.736876][T11164] br0: port 1(dummy0) entered blocking state
[ 2076.737109][T11164] br0: port 1(dummy0) entered disabled state
[ 2076.737324][T11164] dummy0: entered allmulticast mode
[ 2076.738348][T11164] dummy0: entered promiscuous mode
[ 2076.767750][T11165] br0: port 1(dummy0) entered blocking state
[ 2076.768055][T11165] br0: port 1(dummy0) entered forwarding state
[ 2078.707235][   T12] dummy0: left allmulticast mode
[ 2078.708094][   T12] dummy0: left promiscuous mode
[ 2078.709036][   T12] br0: port 1(dummy0) entered disabled state