[  473.020612] br0: port 1(c1) entered blocking state
[  473.020737] br0: port 1(c1) entered disabled state
[  473.020814] c1: entered allmulticast mode
[  473.020917] c1: entered promiscuous mode
[  473.081666] br0: port 2(c2) entered blocking state
[  473.081727] br0: port 2(c2) entered disabled state
[  473.081787] c2: entered allmulticast mode
[  473.081860] c2: entered promiscuous mode
[  473.141025] br0: port 3(c3) entered blocking state
[  473.141157] br0: port 3(c3) entered disabled state
[  473.141239] c3: entered allmulticast mode
[  473.141346] c3: entered promiscuous mode
[  473.201650] br0: port 4(sender) entered blocking state
[  473.201732] br0: port 4(sender) entered disabled state
[  473.201790] sender: entered allmulticast mode
[  473.201897] sender: entered promiscuous mode
[  473.224415] br0: port 4(sender) entered blocking state
[  473.224480] br0: port 4(sender) entered forwarding state
[  473.224531] br0: port 3(c3) entered blocking state
[  473.224572] br0: port 3(c3) entered forwarding state
[  473.224618] br0: port 2(c2) entered blocking state
[  473.224665] br0: port 2(c2) entered forwarding state
[  473.224719] br0: port 1(c1) entered blocking state
[  473.224758] br0: port 1(c1) entered forwarding state
[  483.948232] br0: port 1(c1) entered disabled state
[  483.948895] c1 (unregistering): left allmulticast mode
[  483.949019] c1 (unregistering): left promiscuous mode
[  483.949099] br0: port 1(c1) entered disabled state
[  483.999264] br0: port 2(c2) entered disabled state
[  483.999807] c2 (unregistering): left allmulticast mode
[  483.999898] c2 (unregistering): left promiscuous mode
[  484.000005] br0: port 2(c2) entered disabled state
[  484.040244] br0: port 3(c3) entered disabled state
[  484.040651] c3 (unregistering): left allmulticast mode
[  484.040724] c3 (unregistering): left promiscuous mode
[  484.040776] br0: port 3(c3) entered disabled state
[  484.085255] br0: port 4(sender) entered disabled state
[  484.085623] sender (unregistering): left allmulticast mode
[  484.085715] sender (unregistering): left promiscuous mode
[  484.085776] br0: port 4(sender) entered disabled state