[  447.917023] br0: port 1(c1) entered blocking state
[  447.917083] br0: port 1(c1) entered disabled state
[  447.917140] c1: entered allmulticast mode
[  447.917204] c1: entered promiscuous mode
[  447.965679] br0: port 2(c2) entered blocking state
[  447.965773] br0: port 2(c2) entered disabled state
[  447.965835] c2: entered allmulticast mode
[  447.965916] c2: entered promiscuous mode
[  448.018126] br0: port 3(c3) entered blocking state
[  448.018214] br0: port 3(c3) entered disabled state
[  448.018275] c3: entered allmulticast mode
[  448.018347] c3: entered promiscuous mode
[  448.071316] br0: port 4(sender) entered blocking state
[  448.071380] br0: port 4(sender) entered disabled state
[  448.071448] sender: entered allmulticast mode
[  448.071532] sender: entered promiscuous mode
[  448.089636] br0: port 4(sender) entered blocking state
[  448.089717] br0: port 4(sender) entered forwarding state
[  448.089770] br0: port 3(c3) entered blocking state
[  448.089815] br0: port 3(c3) entered forwarding state
[  448.089869] br0: port 2(c2) entered blocking state
[  448.089914] br0: port 2(c2) entered forwarding state
[  448.089962] br0: port 1(c1) entered blocking state
[  448.090007] br0: port 1(c1) entered forwarding state
[  458.795031] br0: port 1(c1) entered disabled state
[  458.795351] c1 (unregistering): left allmulticast mode
[  458.795408] c1 (unregistering): left promiscuous mode
[  458.795466] br0: port 1(c1) entered disabled state
[  458.836039] br0: port 2(c2) entered disabled state
[  458.836649] c2 (unregistering): left allmulticast mode
[  458.836743] c2 (unregistering): left promiscuous mode
[  458.836797] br0: port 2(c2) entered disabled state
[  458.880081] br0: port 3(c3) entered disabled state
[  458.880410] c3 (unregistering): left allmulticast mode
[  458.880485] c3 (unregistering): left promiscuous mode
[  458.880543] br0: port 3(c3) entered disabled state
[  458.914011] br0: port 4(sender) entered disabled state
[  458.914389] sender (unregistering): left allmulticast mode
[  458.914452] sender (unregistering): left promiscuous mode
[  458.914509] br0: port 4(sender) entered disabled state