[  673.397589] br0: port 1(c1) entered blocking state
[  673.397685] br0: port 1(c1) entered disabled state
[  673.397747] c1: entered allmulticast mode
[  673.397826] c1: entered promiscuous mode
[  673.451317] br0: port 2(c2) entered blocking state
[  673.451453] br0: port 2(c2) entered disabled state
[  673.451557] c2: entered allmulticast mode
[  673.451639] c2: entered promiscuous mode
[  673.504220] br0: port 3(c3) entered blocking state
[  673.504292] br0: port 3(c3) entered disabled state
[  673.504380] c3: entered allmulticast mode
[  673.504455] c3: entered promiscuous mode
[  673.556534] br0: port 4(sender) entered blocking state
[  673.556611] br0: port 4(sender) entered disabled state
[  673.556672] sender: entered allmulticast mode
[  673.556757] sender: entered promiscuous mode
[  673.576811] br0: port 4(sender) entered blocking state
[  673.576906] br0: port 4(sender) entered forwarding state
[  673.576972] br0: port 3(c3) entered blocking state
[  673.577019] br0: port 3(c3) entered forwarding state
[  673.577073] br0: port 2(c2) entered blocking state
[  673.577127] br0: port 2(c2) entered forwarding state
[  673.577181] br0: port 1(c1) entered blocking state
[  673.577233] br0: port 1(c1) entered forwarding state
[  684.287544] br0: port 1(c1) entered disabled state
[  684.287933] c1 (unregistering): left allmulticast mode
[  684.288034] c1 (unregistering): left promiscuous mode
[  684.288098] br0: port 1(c1) entered disabled state
[  684.342554] br0: port 2(c2) entered disabled state
[  684.342855] c2 (unregistering): left allmulticast mode
[  684.342907] c2 (unregistering): left promiscuous mode
[  684.342949] br0: port 2(c2) entered disabled state
[  684.380515] br0: port 3(c3) entered disabled state
[  684.380799] c3 (unregistering): left allmulticast mode
[  684.380856] c3 (unregistering): left promiscuous mode
[  684.380899] br0: port 3(c3) entered disabled state
[  684.428511] br0: port 4(sender) entered disabled state
[  684.428818] sender (unregistering): left allmulticast mode
[  684.428901] sender (unregistering): left promiscuous mode
[  684.428945] br0: port 4(sender) entered disabled state