[ 1862.129982][T25284] br0: port 1(dummy0) entered blocking state
[ 1862.130150][T25284] br0: port 1(dummy0) entered disabled state
[ 1862.130301][T25284] dummy0: entered allmulticast mode
[ 1862.131235][T25284] dummy0: entered promiscuous mode
[ 1862.157832][T25285] br0: port 1(dummy0) entered blocking state
[ 1862.158091][T25285] br0: port 1(dummy0) entered forwarding state
[ 1864.014922][   T70] dummy0: left allmulticast mode
[ 1864.015279][   T70] dummy0: left promiscuous mode
[ 1864.015473][   T70] br0: port 1(dummy0) entered disabled state