[  637.018374] br0: port 1(c1) entered blocking state
[  637.018451] br0: port 1(c1) entered disabled state
[  637.018516] c1: entered allmulticast mode
[  637.018595] c1: entered promiscuous mode
[  637.068671] br0: port 2(c2) entered blocking state
[  637.068759] br0: port 2(c2) entered disabled state
[  637.068824] c2: entered allmulticast mode
[  637.068919] c2: entered promiscuous mode
[  637.119801] br0: port 3(c3) entered blocking state
[  637.119887] br0: port 3(c3) entered disabled state
[  637.119951] c3: entered allmulticast mode
[  637.120041] c3: entered promiscuous mode
[  637.170440] br0: port 4(sender) entered blocking state
[  637.170510] br0: port 4(sender) entered disabled state
[  637.170577] sender: entered allmulticast mode
[  637.170673] sender: entered promiscuous mode
[  637.189923] br0: port 4(sender) entered blocking state
[  637.189988] br0: port 4(sender) entered forwarding state
[  637.190056] br0: port 3(c3) entered blocking state
[  637.190110] br0: port 3(c3) entered forwarding state
[  637.190163] br0: port 2(c2) entered blocking state
[  637.190216] br0: port 2(c2) entered forwarding state
[  637.190269] br0: port 1(c1) entered blocking state
[  637.190322] br0: port 1(c1) entered forwarding state
[  647.889234] br0: port 1(c1) entered disabled state
[  647.889553] c1 (unregistering): left allmulticast mode
[  647.889606] c1 (unregistering): left promiscuous mode
[  647.889650] br0: port 1(c1) entered disabled state
[  647.922164] br0: port 2(c2) entered disabled state
[  647.922481] c2 (unregistering): left allmulticast mode
[  647.922562] c2 (unregistering): left promiscuous mode
[  647.922612] br0: port 2(c2) entered disabled state
[  647.959174] br0: port 3(c3) entered disabled state
[  647.959520] c3 (unregistering): left allmulticast mode
[  647.959586] c3 (unregistering): left promiscuous mode
[  647.959627] br0: port 3(c3) entered disabled state
[  647.995205] br0: port 4(sender) entered disabled state
[  647.995488] sender (unregistering): left allmulticast mode
[  647.995540] sender (unregistering): left promiscuous mode
[  647.995580] br0: port 4(sender) entered disabled state