[  577.081502] br0: port 1(c1) entered blocking state
[  577.081578] br0: port 1(c1) entered disabled state
[  577.081631] c1: entered allmulticast mode
[  577.081697] c1: entered promiscuous mode
[  577.156718] br0: port 2(c2) entered blocking state
[  577.156772] br0: port 2(c2) entered disabled state
[  577.156819] c2: entered allmulticast mode
[  577.156888] c2: entered promiscuous mode
[  577.234949] br0: port 3(c3) entered blocking state
[  577.235002] br0: port 3(c3) entered disabled state
[  577.235050] c3: entered allmulticast mode
[  577.235115] c3: entered promiscuous mode
[  577.311402] br0: port 4(sender) entered blocking state
[  577.311456] br0: port 4(sender) entered disabled state
[  577.311503] sender: entered allmulticast mode
[  577.311566] sender: entered promiscuous mode
[  577.340675] br0: port 4(sender) entered blocking state
[  577.340733] br0: port 4(sender) entered forwarding state
[  577.340771] br0: port 3(c3) entered blocking state
[  577.340825] br0: port 3(c3) entered forwarding state
[  577.340860] br0: port 2(c2) entered blocking state
[  577.340893] br0: port 2(c2) entered forwarding state
[  577.340927] br0: port 1(c1) entered blocking state
[  577.340959] br0: port 1(c1) entered forwarding state
[  588.121888] br0: port 1(c1) entered disabled state
[  588.122180] c1 (unregistering): left allmulticast mode
[  588.122231] c1 (unregistering): left promiscuous mode
[  588.122272] br0: port 1(c1) entered disabled state
[  588.184917] br0: port 2(c2) entered disabled state
[  588.185208] c2 (unregistering): left allmulticast mode
[  588.185272] c2 (unregistering): left promiscuous mode
[  588.185324] br0: port 2(c2) entered disabled state
[  588.249890] br0: port 3(c3) entered disabled state
[  588.250129] c3 (unregistering): left allmulticast mode
[  588.250185] c3 (unregistering): left promiscuous mode
[  588.250234] br0: port 3(c3) entered disabled state
[  588.311867] br0: port 4(sender) entered disabled state
[  588.312117] sender (unregistering): left allmulticast mode
[  588.312171] sender (unregistering): left promiscuous mode
[  588.312218] br0: port 4(sender) entered disabled state