[  738.203600] br0: port 1(c1) entered blocking state
[  738.203695] br0: port 1(c1) entered disabled state
[  738.203780] c1: entered allmulticast mode
[  738.203878] c1: entered promiscuous mode
[  738.262790] br0: port 2(c2) entered blocking state
[  738.262912] br0: port 2(c2) entered disabled state
[  738.262990] c2: entered allmulticast mode
[  738.263084] c2: entered promiscuous mode
[  738.321938] br0: port 3(c3) entered blocking state
[  738.322012] br0: port 3(c3) entered disabled state
[  738.322085] c3: entered allmulticast mode
[  738.322174] c3: entered promiscuous mode
[  738.382708] br0: port 4(sender) entered blocking state
[  738.382813] br0: port 4(sender) entered disabled state
[  738.382916] sender: entered allmulticast mode
[  738.383056] sender: entered promiscuous mode
[  738.405174] br0: port 4(sender) entered blocking state
[  738.405277] br0: port 4(sender) entered forwarding state
[  738.405357] br0: port 3(c3) entered blocking state
[  738.405435] br0: port 3(c3) entered forwarding state
[  738.405510] br0: port 2(c2) entered blocking state
[  738.405599] br0: port 2(c2) entered forwarding state
[  738.405676] br0: port 1(c1) entered blocking state
[  738.405747] br0: port 1(c1) entered forwarding state
[  749.184522] br0: port 1(c1) entered disabled state
[  749.184784] c1 (unregistering): left allmulticast mode
[  749.184847] c1 (unregistering): left promiscuous mode
[  749.184903] br0: port 1(c1) entered disabled state
[  749.224610] br0: port 2(c2) entered disabled state
[  749.225040] c2 (unregistering): left allmulticast mode
[  749.225105] c2 (unregistering): left promiscuous mode
[  749.225169] br0: port 2(c2) entered disabled state
[  749.273553] br0: port 3(c3) entered disabled state
[  749.273908] c3 (unregistering): left allmulticast mode
[  749.273969] c3 (unregistering): left promiscuous mode
[  749.274012] br0: port 3(c3) entered disabled state
[  749.335556] br0: port 4(sender) entered disabled state
[  749.335827] sender (unregistering): left allmulticast mode
[  749.335914] sender (unregistering): left promiscuous mode
[  749.335959] br0: port 4(sender) entered disabled state