[  754.472984] br0: port 1(c1) entered blocking state
[  754.473139] br0: port 1(c1) entered disabled state
[  754.473249] c1: entered allmulticast mode
[  754.473410] c1: entered promiscuous mode
[  754.532897] br0: port 2(c2) entered blocking state
[  754.532967] br0: port 2(c2) entered disabled state
[  754.533032] c2: entered allmulticast mode
[  754.533111] c2: entered promiscuous mode
[  754.593561] br0: port 3(c3) entered blocking state
[  754.593668] br0: port 3(c3) entered disabled state
[  754.593794] c3: entered allmulticast mode
[  754.593905] c3: entered promiscuous mode
[  754.658146] br0: port 4(sender) entered blocking state
[  754.658272] br0: port 4(sender) entered disabled state
[  754.658359] sender: entered allmulticast mode
[  754.658485] sender: entered promiscuous mode
[  754.681593] br0: port 4(sender) entered blocking state
[  754.681713] br0: port 4(sender) entered forwarding state
[  754.681777] br0: port 3(c3) entered blocking state
[  754.681829] br0: port 3(c3) entered forwarding state
[  754.681885] br0: port 2(c2) entered blocking state
[  754.681951] br0: port 2(c2) entered forwarding state
[  754.682022] br0: port 1(c1) entered blocking state
[  754.682089] br0: port 1(c1) entered forwarding state
[  765.401443] br0: port 1(c1) entered disabled state
[  765.401773] c1 (unregistering): left allmulticast mode
[  765.401844] c1 (unregistering): left promiscuous mode
[  765.401904] br0: port 1(c1) entered disabled state
[  765.436432] br0: port 2(c2) entered disabled state
[  765.436747] c2 (unregistering): left allmulticast mode
[  765.436805] c2 (unregistering): left promiscuous mode
[  765.436852] br0: port 2(c2) entered disabled state
[  765.472445] br0: port 3(c3) entered disabled state
[  765.472719] c3 (unregistering): left allmulticast mode
[  765.472800] c3 (unregistering): left promiscuous mode
[  765.472852] br0: port 3(c3) entered disabled state
[  765.511427] br0: port 4(sender) entered disabled state
[  765.511746] sender (unregistering): left allmulticast mode
[  765.511816] sender (unregistering): left promiscuous mode
[  765.511876] br0: port 4(sender) entered disabled state