[  490.984178] br0: port 1(c1) entered blocking state
[  490.984269] br0: port 1(c1) entered disabled state
[  490.984362] c1: entered allmulticast mode
[  490.984463] c1: entered promiscuous mode
[  491.039231] br0: port 2(c2) entered blocking state
[  491.039332] br0: port 2(c2) entered disabled state
[  491.039408] c2: entered allmulticast mode
[  491.039511] c2: entered promiscuous mode
[  491.086732] br0: port 3(c3) entered blocking state
[  491.086817] br0: port 3(c3) entered disabled state
[  491.086919] c3: entered allmulticast mode
[  491.087037] c3: entered promiscuous mode
[  491.142258] br0: port 4(sender) entered blocking state
[  491.142327] br0: port 4(sender) entered disabled state
[  491.142393] sender: entered allmulticast mode
[  491.142484] sender: entered promiscuous mode
[  491.163671] br0: port 4(sender) entered blocking state
[  491.163767] br0: port 4(sender) entered forwarding state
[  491.163857] br0: port 3(c3) entered blocking state
[  491.163916] br0: port 3(c3) entered forwarding state
[  491.163972] br0: port 2(c2) entered blocking state
[  491.164035] br0: port 2(c2) entered forwarding state
[  491.164102] br0: port 1(c1) entered blocking state
[  491.164159] br0: port 1(c1) entered forwarding state
[  501.872263] br0: port 1(c1) entered disabled state
[  501.872569] c1 (unregistering): left allmulticast mode
[  501.872628] c1 (unregistering): left promiscuous mode
[  501.872667] br0: port 1(c1) entered disabled state
[  501.912176] br0: port 2(c2) entered disabled state
[  501.912496] c2 (unregistering): left allmulticast mode
[  501.912539] c2 (unregistering): left promiscuous mode
[  501.912579] br0: port 2(c2) entered disabled state
[  501.947167] br0: port 3(c3) entered disabled state
[  501.947469] c3 (unregistering): left allmulticast mode
[  501.947556] c3 (unregistering): left promiscuous mode
[  501.947612] br0: port 3(c3) entered disabled state
[  501.982178] br0: port 4(sender) entered disabled state
[  501.982414] sender (unregistering): left allmulticast mode
[  501.982456] sender (unregistering): left promiscuous mode
[  501.982498] br0: port 4(sender) entered disabled state