[  637.097857] br0: port 1(c1) entered blocking state
[  637.097954] br0: port 1(c1) entered disabled state
[  637.098023] c1: entered allmulticast mode
[  637.098122] c1: entered promiscuous mode
[  637.142892] br0: port 2(c2) entered blocking state
[  637.142956] br0: port 2(c2) entered disabled state
[  637.143019] c2: entered allmulticast mode
[  637.143089] c2: entered promiscuous mode
[  637.185780] br0: port 3(c3) entered blocking state
[  637.185842] br0: port 3(c3) entered disabled state
[  637.185889] c3: entered allmulticast mode
[  637.185957] c3: entered promiscuous mode
[  637.230202] br0: port 4(sender) entered blocking state
[  637.230290] br0: port 4(sender) entered disabled state
[  637.230375] sender: entered allmulticast mode
[  637.230483] sender: entered promiscuous mode
[  637.248630] br0: port 4(sender) entered blocking state
[  637.248720] br0: port 4(sender) entered forwarding state
[  637.248781] br0: port 3(c3) entered blocking state
[  637.248834] br0: port 3(c3) entered forwarding state
[  637.248889] br0: port 2(c2) entered blocking state
[  637.248941] br0: port 2(c2) entered forwarding state
[  637.248998] br0: port 1(c1) entered blocking state
[  637.249050] br0: port 1(c1) entered forwarding state
[  647.943461] br0: port 1(c1) entered disabled state
[  647.943747] c1 (unregistering): left allmulticast mode
[  647.943794] c1 (unregistering): left promiscuous mode
[  647.943833] br0: port 1(c1) entered disabled state
[  647.978451] br0: port 2(c2) entered disabled state
[  647.978667] c2 (unregistering): left allmulticast mode
[  647.978708] c2 (unregistering): left promiscuous mode
[  647.978743] br0: port 2(c2) entered disabled state
[  648.007451] br0: port 3(c3) entered disabled state
[  648.007670] c3 (unregistering): left allmulticast mode
[  648.007708] c3 (unregistering): left promiscuous mode
[  648.007742] br0: port 3(c3) entered disabled state
[  648.035433] br0: port 4(sender) entered disabled state
[  648.035686] sender (unregistering): left allmulticast mode
[  648.035756] sender (unregistering): left promiscuous mode
[  648.035829] br0: port 4(sender) entered disabled state