[  509.410417] br0: port 1(c1) entered blocking state
[  509.410522] br0: port 1(c1) entered disabled state
[  509.410603] c1: entered allmulticast mode
[  509.410701] c1: entered promiscuous mode
[  509.462322] br0: port 2(c2) entered blocking state
[  509.462409] br0: port 2(c2) entered disabled state
[  509.462471] c2: entered allmulticast mode
[  509.462546] c2: entered promiscuous mode
[  509.513912] br0: port 3(c3) entered blocking state
[  509.513982] br0: port 3(c3) entered disabled state
[  509.514051] c3: entered allmulticast mode
[  509.514124] c3: entered promiscuous mode
[  509.564871] br0: port 4(sender) entered blocking state
[  509.564962] br0: port 4(sender) entered disabled state
[  509.565032] sender: entered allmulticast mode
[  509.565136] sender: entered promiscuous mode
[  509.587166] br0: port 4(sender) entered blocking state
[  509.587258] br0: port 4(sender) entered forwarding state
[  509.587315] br0: port 3(c3) entered blocking state
[  509.587360] br0: port 3(c3) entered forwarding state
[  509.587410] br0: port 2(c2) entered blocking state
[  509.587457] br0: port 2(c2) entered forwarding state
[  509.587504] br0: port 1(c1) entered blocking state
[  509.587551] br0: port 1(c1) entered forwarding state
[  520.304424] br0: port 1(c1) entered disabled state
[  520.304820] c1 (unregistering): left allmulticast mode
[  520.304911] c1 (unregistering): left promiscuous mode
[  520.304978] br0: port 1(c1) entered disabled state
[  520.346347] br0: port 2(c2) entered disabled state
[  520.346675] c2 (unregistering): left allmulticast mode
[  520.346754] c2 (unregistering): left promiscuous mode
[  520.346819] br0: port 2(c2) entered disabled state
[  520.383366] br0: port 3(c3) entered disabled state
[  520.383684] c3 (unregistering): left allmulticast mode
[  520.383765] c3 (unregistering): left promiscuous mode
[  520.383831] br0: port 3(c3) entered disabled state
[  520.424383] br0: port 4(sender) entered disabled state
[  520.424707] sender (unregistering): left allmulticast mode
[  520.424759] sender (unregistering): left promiscuous mode
[  520.424807] br0: port 4(sender) entered disabled state