[  495.373185] br0: port 1(c1) entered blocking state
[  495.373281] br0: port 1(c1) entered disabled state
[  495.373348] c1: entered allmulticast mode
[  495.373449] c1: entered promiscuous mode
[  495.428170] br0: port 2(c2) entered blocking state
[  495.428264] br0: port 2(c2) entered disabled state
[  495.428334] c2: entered allmulticast mode
[  495.428434] c2: entered promiscuous mode
[  495.481426] br0: port 3(c3) entered blocking state
[  495.481518] br0: port 3(c3) entered disabled state
[  495.481584] c3: entered allmulticast mode
[  495.481675] c3: entered promiscuous mode
[  495.533441] br0: port 4(sender) entered blocking state
[  495.533549] br0: port 4(sender) entered disabled state
[  495.533616] sender: entered allmulticast mode
[  495.533732] sender: entered promiscuous mode
[  495.554166] br0: port 4(sender) entered blocking state
[  495.554258] br0: port 4(sender) entered forwarding state
[  495.554327] br0: port 3(c3) entered blocking state
[  495.554391] br0: port 3(c3) entered forwarding state
[  495.554455] br0: port 2(c2) entered blocking state
[  495.554516] br0: port 2(c2) entered forwarding state
[  495.554578] br0: port 1(c1) entered blocking state
[  495.554638] br0: port 1(c1) entered forwarding state
[  506.269372] br0: port 1(c1) entered disabled state
[  506.269646] c1 (unregistering): left allmulticast mode
[  506.269711] c1 (unregistering): left promiscuous mode
[  506.269767] br0: port 1(c1) entered disabled state
[  506.302388] br0: port 2(c2) entered disabled state
[  506.302887] c2 (unregistering): left allmulticast mode
[  506.302966] c2 (unregistering): left promiscuous mode
[  506.303028] br0: port 2(c2) entered disabled state
[  506.346393] br0: port 3(c3) entered disabled state
[  506.346778] c3 (unregistering): left allmulticast mode
[  506.346856] c3 (unregistering): left promiscuous mode
[  506.346918] br0: port 3(c3) entered disabled state
[  506.387326] br0: port 4(sender) entered disabled state
[  506.387644] sender (unregistering): left allmulticast mode
[  506.387723] sender (unregistering): left promiscuous mode
[  506.387776] br0: port 4(sender) entered disabled state