[  489.914513] br0: port 1(c1) entered blocking state
[  489.914579] br0: port 1(c1) entered disabled state
[  489.914636] c1: entered allmulticast mode
[  489.914702] c1: entered promiscuous mode
[  489.959043] br0: port 2(c2) entered blocking state
[  489.959151] br0: port 2(c2) entered disabled state
[  489.959224] c2: entered allmulticast mode
[  489.959309] c2: entered promiscuous mode
[  490.008373] br0: port 3(c3) entered blocking state
[  490.008470] br0: port 3(c3) entered disabled state
[  490.008537] c3: entered allmulticast mode
[  490.008629] c3: entered promiscuous mode
[  490.055546] br0: port 4(sender) entered blocking state
[  490.055611] br0: port 4(sender) entered disabled state
[  490.055679] sender: entered allmulticast mode
[  490.055770] sender: entered promiscuous mode
[  490.074674] br0: port 4(sender) entered blocking state
[  490.074740] br0: port 4(sender) entered forwarding state
[  490.074788] br0: port 3(c3) entered blocking state
[  490.074843] br0: port 3(c3) entered forwarding state
[  490.074902] br0: port 2(c2) entered blocking state
[  490.074943] br0: port 2(c2) entered forwarding state
[  490.074979] br0: port 1(c1) entered blocking state
[  490.075015] br0: port 1(c1) entered forwarding state
[  500.768034] br0: port 1(c1) entered disabled state
[  500.768266] c1 (unregistering): left allmulticast mode
[  500.768308] c1 (unregistering): left promiscuous mode
[  500.768342] br0: port 1(c1) entered disabled state
[  500.804002] br0: port 2(c2) entered disabled state
[  500.804210] c2 (unregistering): left allmulticast mode
[  500.804252] c2 (unregistering): left promiscuous mode
[  500.804285] br0: port 2(c2) entered disabled state
[  500.838029] br0: port 3(c3) entered disabled state
[  500.838230] c3 (unregistering): left allmulticast mode
[  500.838271] c3 (unregistering): left promiscuous mode
[  500.838304] br0: port 3(c3) entered disabled state
[  500.868029] br0: port 4(sender) entered disabled state
[  500.868230] sender (unregistering): left allmulticast mode
[  500.868273] sender (unregistering): left promiscuous mode
[  500.868315] br0: port 4(sender) entered disabled state