[  741.239194] br0: port 1(c1) entered blocking state
[  741.239260] br0: port 1(c1) entered disabled state
[  741.239322] c1: entered allmulticast mode
[  741.239406] c1: entered promiscuous mode
[  741.283182] br0: port 2(c2) entered blocking state
[  741.283262] br0: port 2(c2) entered disabled state
[  741.283327] c2: entered allmulticast mode
[  741.283402] c2: entered promiscuous mode
[  741.327401] br0: port 3(c3) entered blocking state
[  741.327457] br0: port 3(c3) entered disabled state
[  741.327508] c3: entered allmulticast mode
[  741.327573] c3: entered promiscuous mode
[  741.370506] br0: port 4(sender) entered blocking state
[  741.370598] br0: port 4(sender) entered disabled state
[  741.370664] sender: entered allmulticast mode
[  741.370751] sender: entered promiscuous mode
[  741.387494] br0: port 4(sender) entered blocking state
[  741.387575] br0: port 4(sender) entered forwarding state
[  741.387672] br0: port 3(c3) entered blocking state
[  741.387734] br0: port 3(c3) entered forwarding state
[  741.387800] br0: port 2(c2) entered blocking state
[  741.387867] br0: port 2(c2) entered forwarding state
[  741.387932] br0: port 1(c1) entered blocking state
[  741.388008] br0: port 1(c1) entered forwarding state
[  752.099161] br0: port 1(c1) entered disabled state
[  752.099504] c1 (unregistering): left allmulticast mode
[  752.099579] c1 (unregistering): left promiscuous mode
[  752.099640] br0: port 1(c1) entered disabled state
[  752.142151] br0: port 2(c2) entered disabled state
[  752.142449] c2 (unregistering): left allmulticast mode
[  752.142524] c2 (unregistering): left promiscuous mode
[  752.142579] br0: port 2(c2) entered disabled state
[  752.181146] br0: port 3(c3) entered disabled state
[  752.181428] c3 (unregistering): left allmulticast mode
[  752.181502] c3 (unregistering): left promiscuous mode
[  752.181561] br0: port 3(c3) entered disabled state
[  752.228174] br0: port 4(sender) entered disabled state
[  752.228470] sender (unregistering): left allmulticast mode
[  752.228526] sender (unregistering): left promiscuous mode
[  752.228576] br0: port 4(sender) entered disabled state