[ 2444.286365][T26773] br0: port 1(dummy0) entered blocking state
[ 2444.287215][T26773] br0: port 1(dummy0) entered disabled state
[ 2444.287532][T26773] dummy0: entered allmulticast mode
[ 2444.288783][T26773] dummy0: entered promiscuous mode
[ 2444.325022][T26774] br0: port 1(dummy0) entered blocking state
[ 2444.325560][T26774] br0: port 1(dummy0) entered forwarding state
[ 2446.766459][   T71] dummy0: left allmulticast mode
[ 2446.767548][   T71] dummy0: left promiscuous mode
[ 2446.768051][   T71] br0: port 1(dummy0) entered disabled state