[  453.429241] br0: port 1(c1) entered blocking state
[  453.429346] br0: port 1(c1) entered disabled state
[  453.429421] c1: entered allmulticast mode
[  453.429508] c1: entered promiscuous mode
[  453.486847] br0: port 2(c2) entered blocking state
[  453.486939] br0: port 2(c2) entered disabled state
[  453.487014] c2: entered allmulticast mode
[  453.487096] c2: entered promiscuous mode
[  453.541448] br0: port 3(c3) entered blocking state
[  453.541549] br0: port 3(c3) entered disabled state
[  453.541627] c3: entered allmulticast mode
[  453.541713] c3: entered promiscuous mode
[  453.593716] br0: port 4(sender) entered blocking state
[  453.593821] br0: port 4(sender) entered disabled state
[  453.593896] sender: entered allmulticast mode
[  453.594003] sender: entered promiscuous mode
[  453.614563] br0: port 4(sender) entered blocking state
[  453.614622] br0: port 4(sender) entered forwarding state
[  453.614681] br0: port 3(c3) entered blocking state
[  453.614724] br0: port 3(c3) entered forwarding state
[  453.614770] br0: port 2(c2) entered blocking state
[  453.614818] br0: port 2(c2) entered forwarding state
[  453.614857] br0: port 1(c1) entered blocking state
[  453.614897] br0: port 1(c1) entered forwarding state
[  464.338359] br0: port 1(c1) entered disabled state
[  464.338597] c1 (unregistering): left allmulticast mode
[  464.338654] c1 (unregistering): left promiscuous mode
[  464.338701] br0: port 1(c1) entered disabled state
[  464.381338] br0: port 2(c2) entered disabled state
[  464.381573] c2 (unregistering): left allmulticast mode
[  464.381621] c2 (unregistering): left promiscuous mode
[  464.381666] br0: port 2(c2) entered disabled state
[  464.417359] br0: port 3(c3) entered disabled state
[  464.417593] c3 (unregistering): left allmulticast mode
[  464.417642] c3 (unregistering): left promiscuous mode
[  464.417680] br0: port 3(c3) entered disabled state
[  464.447358] br0: port 4(sender) entered disabled state
[  464.447600] sender (unregistering): left allmulticast mode
[  464.447643] sender (unregistering): left promiscuous mode
[  464.447682] br0: port 4(sender) entered disabled state