[ 2043.263256][ T9626] br0: port 1(dummy0) entered blocking state
[ 2043.263451][ T9626] br0: port 1(dummy0) entered disabled state
[ 2043.263617][ T9626] dummy0: entered allmulticast mode
[ 2043.264516][ T9626] dummy0: entered promiscuous mode
[ 2043.294239][ T9627] br0: port 1(dummy0) entered blocking state
[ 2043.294447][ T9627] br0: port 1(dummy0) entered forwarding state
[ 2045.228050][   T69] dummy0: left allmulticast mode
[ 2045.228207][   T69] dummy0: left promiscuous mode
[ 2045.228427][   T69] br0: port 1(dummy0) entered disabled state