[  554.046768] br0: port 1(c1) entered blocking state
[  554.046834] br0: port 1(c1) entered disabled state
[  554.046885] c1: entered allmulticast mode
[  554.046949] c1: entered promiscuous mode
[  554.119138] br0: port 2(c2) entered blocking state
[  554.119211] br0: port 2(c2) entered disabled state
[  554.119278] c2: entered allmulticast mode
[  554.119362] c2: entered promiscuous mode
[  554.195499] br0: port 3(c3) entered blocking state
[  554.195567] br0: port 3(c3) entered disabled state
[  554.195631] c3: entered allmulticast mode
[  554.195728] c3: entered promiscuous mode
[  554.280727] br0: port 4(sender) entered blocking state
[  554.280792] br0: port 4(sender) entered disabled state
[  554.280851] sender: entered allmulticast mode
[  554.280946] sender: entered promiscuous mode
[  554.316382] br0: port 4(sender) entered blocking state
[  554.316447] br0: port 4(sender) entered forwarding state
[  554.316493] br0: port 3(c3) entered blocking state
[  554.316539] br0: port 3(c3) entered forwarding state
[  554.316581] br0: port 2(c2) entered blocking state
[  554.316623] br0: port 2(c2) entered forwarding state
[  554.316674] br0: port 1(c1) entered blocking state
[  554.316721] br0: port 1(c1) entered forwarding state
[  565.105955] br0: port 1(c1) entered disabled state
[  565.106224] c1 (unregistering): left allmulticast mode
[  565.106259] c1 (unregistering): left promiscuous mode
[  565.106289] br0: port 1(c1) entered disabled state
[  565.180896] br0: port 2(c2) entered disabled state
[  565.181228] c2 (unregistering): left allmulticast mode
[  565.181274] c2 (unregistering): left promiscuous mode
[  565.181322] br0: port 2(c2) entered disabled state
[  565.229014] br0: port 3(c3) entered disabled state
[  565.229307] c3 (unregistering): left allmulticast mode
[  565.229350] c3 (unregistering): left promiscuous mode
[  565.229414] br0: port 3(c3) entered disabled state
[  565.263869] br0: port 4(sender) entered disabled state
[  565.264125] sender (unregistering): left allmulticast mode
[  565.264161] sender (unregistering): left promiscuous mode
[  565.264197] br0: port 4(sender) entered disabled state