[  540.633095] br0: port 1(c1) entered blocking state
[  540.633168] br0: port 1(c1) entered disabled state
[  540.633233] c1: entered allmulticast mode
[  540.633305] c1: entered promiscuous mode
[  540.717043] br0: port 2(c2) entered blocking state
[  540.717118] br0: port 2(c2) entered disabled state
[  540.717200] c2: entered allmulticast mode
[  540.717284] c2: entered promiscuous mode
[  540.805179] br0: port 3(c3) entered blocking state
[  540.805236] br0: port 3(c3) entered disabled state
[  540.805289] c3: entered allmulticast mode
[  540.805354] c3: entered promiscuous mode
[  540.885418] br0: port 4(sender) entered blocking state
[  540.885485] br0: port 4(sender) entered disabled state
[  540.885550] sender: entered allmulticast mode
[  540.885623] sender: entered promiscuous mode
[  540.917355] br0: port 4(sender) entered blocking state
[  540.917435] br0: port 4(sender) entered forwarding state
[  540.917495] br0: port 3(c3) entered blocking state
[  540.917548] br0: port 3(c3) entered forwarding state
[  540.917599] br0: port 2(c2) entered blocking state
[  540.917651] br0: port 2(c2) entered forwarding state
[  540.917703] br0: port 1(c1) entered blocking state
[  540.917765] br0: port 1(c1) entered forwarding state
[  551.713976] br0: port 1(c1) entered disabled state
[  551.714336] c1 (unregistering): left allmulticast mode
[  551.714376] c1 (unregistering): left promiscuous mode
[  551.714415] br0: port 1(c1) entered disabled state
[  551.772034] br0: port 2(c2) entered disabled state
[  551.772632] c2 (unregistering): left allmulticast mode
[  551.772684] c2 (unregistering): left promiscuous mode
[  551.772736] br0: port 2(c2) entered disabled state
[  551.829910] br0: port 3(c3) entered disabled state
[  551.830240] c3 (unregistering): left allmulticast mode
[  551.830294] c3 (unregistering): left promiscuous mode
[  551.830339] br0: port 3(c3) entered disabled state
[  551.886880] br0: port 4(sender) entered disabled state
[  551.887190] sender (unregistering): left allmulticast mode
[  551.887244] sender (unregistering): left promiscuous mode
[  551.887298] br0: port 4(sender) entered disabled state