[  738.066221] br0: port 1(c1) entered blocking state
[  738.066297] br0: port 1(c1) entered disabled state
[  738.066362] c1: entered allmulticast mode
[  738.066443] c1: entered promiscuous mode
[  738.117581] br0: port 2(c2) entered blocking state
[  738.117651] br0: port 2(c2) entered disabled state
[  738.117731] c2: entered allmulticast mode
[  738.117812] c2: entered promiscuous mode
[  738.170410] br0: port 3(c3) entered blocking state
[  738.170512] br0: port 3(c3) entered disabled state
[  738.170595] c3: entered allmulticast mode
[  738.170684] c3: entered promiscuous mode
[  738.219427] br0: port 4(sender) entered blocking state
[  738.219530] br0: port 4(sender) entered disabled state
[  738.219613] sender: entered allmulticast mode
[  738.219727] sender: entered promiscuous mode
[  738.239218] br0: port 4(sender) entered blocking state
[  738.239328] br0: port 4(sender) entered forwarding state
[  738.239400] br0: port 3(c3) entered blocking state
[  738.239468] br0: port 3(c3) entered forwarding state
[  738.239535] br0: port 2(c2) entered blocking state
[  738.239596] br0: port 2(c2) entered forwarding state
[  738.239662] br0: port 1(c1) entered blocking state
[  738.239726] br0: port 1(c1) entered forwarding state
[  748.944873] br0: port 1(c1) entered disabled state
[  748.945205] c1 (unregistering): left allmulticast mode
[  748.945285] c1 (unregistering): left promiscuous mode
[  748.945360] br0: port 1(c1) entered disabled state
[  748.983947] br0: port 2(c2) entered disabled state
[  748.984249] c2 (unregistering): left allmulticast mode
[  748.984325] c2 (unregistering): left promiscuous mode
[  748.984402] br0: port 2(c2) entered disabled state
[  749.018924] br0: port 3(c3) entered disabled state
[  749.019310] c3 (unregistering): left allmulticast mode
[  749.019399] c3 (unregistering): left promiscuous mode
[  749.019473] br0: port 3(c3) entered disabled state
[  749.068881] br0: port 4(sender) entered disabled state
[  749.069215] sender (unregistering): left allmulticast mode
[  749.069302] sender (unregistering): left promiscuous mode
[  749.069359] br0: port 4(sender) entered disabled state