[  491.683094] br0: port 1(c1) entered blocking state
[  491.683189] br0: port 1(c1) entered disabled state
[  491.683263] c1: entered allmulticast mode
[  491.683348] c1: entered promiscuous mode
[  491.735475] br0: port 2(c2) entered blocking state
[  491.735556] br0: port 2(c2) entered disabled state
[  491.735629] c2: entered allmulticast mode
[  491.735713] c2: entered promiscuous mode
[  491.790375] br0: port 3(c3) entered blocking state
[  491.790447] br0: port 3(c3) entered disabled state
[  491.790516] c3: entered allmulticast mode
[  491.790596] c3: entered promiscuous mode
[  491.848816] br0: port 4(sender) entered blocking state
[  491.848887] br0: port 4(sender) entered disabled state
[  491.848955] sender: entered allmulticast mode
[  491.849053] sender: entered promiscuous mode
[  491.871783] br0: port 4(sender) entered blocking state
[  491.871853] br0: port 4(sender) entered forwarding state
[  491.871908] br0: port 3(c3) entered blocking state
[  491.871960] br0: port 3(c3) entered forwarding state
[  491.872001] br0: port 2(c2) entered blocking state
[  491.872046] br0: port 2(c2) entered forwarding state
[  491.872095] br0: port 1(c1) entered blocking state
[  491.872146] br0: port 1(c1) entered forwarding state
[  502.590357] br0: port 1(c1) entered disabled state
[  502.590648] c1 (unregistering): left allmulticast mode
[  502.590709] c1 (unregistering): left promiscuous mode
[  502.590762] br0: port 1(c1) entered disabled state
[  502.637333] br0: port 2(c2) entered disabled state
[  502.637658] c2 (unregistering): left allmulticast mode
[  502.637708] c2 (unregistering): left promiscuous mode
[  502.637751] br0: port 2(c2) entered disabled state
[  502.684333] br0: port 3(c3) entered disabled state
[  502.684660] c3 (unregistering): left allmulticast mode
[  502.684716] c3 (unregistering): left promiscuous mode
[  502.684769] br0: port 3(c3) entered disabled state
[  502.727281] br0: port 4(sender) entered disabled state
[  502.727553] sender (unregistering): left allmulticast mode
[  502.727603] sender (unregistering): left promiscuous mode
[  502.727641] br0: port 4(sender) entered disabled state