[  474.748794] br0: port 1(c1) entered blocking state
[  474.748846] br0: port 1(c1) entered disabled state
[  474.748896] c1: entered allmulticast mode
[  474.748960] c1: entered promiscuous mode
[  474.791228] br0: port 2(c2) entered blocking state
[  474.791280] br0: port 2(c2) entered disabled state
[  474.791333] c2: entered allmulticast mode
[  474.791396] c2: entered promiscuous mode
[  474.833019] br0: port 3(c3) entered blocking state
[  474.833098] br0: port 3(c3) entered disabled state
[  474.833162] c3: entered allmulticast mode
[  474.833235] c3: entered promiscuous mode
[  474.874808] br0: port 4(sender) entered blocking state
[  474.874859] br0: port 4(sender) entered disabled state
[  474.874909] sender: entered allmulticast mode
[  474.874981] sender: entered promiscuous mode
[  474.891548] br0: port 4(sender) entered blocking state
[  474.891598] br0: port 4(sender) entered forwarding state
[  474.891636] br0: port 3(c3) entered blocking state
[  474.891680] br0: port 3(c3) entered forwarding state
[  474.891732] br0: port 2(c2) entered blocking state
[  474.891788] br0: port 2(c2) entered forwarding state
[  474.891854] br0: port 1(c1) entered blocking state
[  474.891906] br0: port 1(c1) entered forwarding state
[  485.579384] br0: port 1(c1) entered disabled state
[  485.579624] c1 (unregistering): left allmulticast mode
[  485.579666] c1 (unregistering): left promiscuous mode
[  485.579712] br0: port 1(c1) entered disabled state
[  485.623309] br0: port 2(c2) entered disabled state
[  485.623715] c2 (unregistering): left allmulticast mode
[  485.623811] c2 (unregistering): left promiscuous mode
[  485.623864] br0: port 2(c2) entered disabled state
[  485.675382] br0: port 3(c3) entered disabled state
[  485.675646] c3 (unregistering): left allmulticast mode
[  485.675693] c3 (unregistering): left promiscuous mode
[  485.675736] br0: port 3(c3) entered disabled state
[  485.704378] br0: port 4(sender) entered disabled state
[  485.704712] sender (unregistering): left allmulticast mode
[  485.704772] sender (unregistering): left promiscuous mode
[  485.704815] br0: port 4(sender) entered disabled state