[  549.497460] br0: port 1(c1) entered blocking state
[  549.497530] br0: port 1(c1) entered disabled state
[  549.497583] c1: entered allmulticast mode
[  549.497645] c1: entered promiscuous mode
[  549.569289] br0: port 2(c2) entered blocking state
[  549.569364] br0: port 2(c2) entered disabled state
[  549.569427] c2: entered allmulticast mode
[  549.569510] c2: entered promiscuous mode
[  549.645941] br0: port 3(c3) entered blocking state
[  549.645999] br0: port 3(c3) entered disabled state
[  549.646049] c3: entered allmulticast mode
[  549.646116] c3: entered promiscuous mode
[  549.722821] br0: port 4(sender) entered blocking state
[  549.722882] br0: port 4(sender) entered disabled state
[  549.722936] sender: entered allmulticast mode
[  549.723013] sender: entered promiscuous mode
[  549.756401] br0: port 4(sender) entered blocking state
[  549.756475] br0: port 4(sender) entered forwarding state
[  549.756533] br0: port 3(c3) entered blocking state
[  549.756586] br0: port 3(c3) entered forwarding state
[  549.756638] br0: port 2(c2) entered blocking state
[  549.756695] br0: port 2(c2) entered forwarding state
[  549.756748] br0: port 1(c1) entered blocking state
[  549.756811] br0: port 1(c1) entered forwarding state
[  560.527961] br0: port 1(c1) entered disabled state
[  560.528384] c1 (unregistering): left allmulticast mode
[  560.528445] c1 (unregistering): left promiscuous mode
[  560.528487] br0: port 1(c1) entered disabled state
[  560.592870] br0: port 2(c2) entered disabled state
[  560.593176] c2 (unregistering): left allmulticast mode
[  560.593229] c2 (unregistering): left promiscuous mode
[  560.593274] br0: port 2(c2) entered disabled state
[  560.658966] br0: port 3(c3) entered disabled state
[  560.659269] c3 (unregistering): left allmulticast mode
[  560.659321] c3 (unregistering): left promiscuous mode
[  560.659367] br0: port 3(c3) entered disabled state
[  560.717996] br0: port 4(sender) entered disabled state
[  560.718405] sender (unregistering): left allmulticast mode
[  560.718445] sender (unregistering): left promiscuous mode
[  560.718496] br0: port 4(sender) entered disabled state