[  681.416367] br0: port 1(c1) entered blocking state
[  681.416420] br0: port 1(c1) entered disabled state
[  681.416463] c1: entered allmulticast mode
[  681.416525] c1: entered promiscuous mode
[  681.461325] br0: port 2(c2) entered blocking state
[  681.461407] br0: port 2(c2) entered disabled state
[  681.461472] c2: entered allmulticast mode
[  681.461547] c2: entered promiscuous mode
[  681.507696] br0: port 3(c3) entered blocking state
[  681.507778] br0: port 3(c3) entered disabled state
[  681.507845] c3: entered allmulticast mode
[  681.507928] c3: entered promiscuous mode
[  681.558870] br0: port 4(sender) entered blocking state
[  681.558959] br0: port 4(sender) entered disabled state
[  681.559046] sender: entered allmulticast mode
[  681.559166] sender: entered promiscuous mode
[  681.579353] br0: port 4(sender) entered blocking state
[  681.579436] br0: port 4(sender) entered forwarding state
[  681.579497] br0: port 3(c3) entered blocking state
[  681.579552] br0: port 3(c3) entered forwarding state
[  681.579603] br0: port 2(c2) entered blocking state
[  681.579651] br0: port 2(c2) entered forwarding state
[  681.579699] br0: port 1(c1) entered blocking state
[  681.579746] br0: port 1(c1) entered forwarding state
[  692.265047] br0: port 1(c1) entered disabled state
[  692.265445] c1 (unregistering): left allmulticast mode
[  692.265536] c1 (unregistering): left promiscuous mode
[  692.265576] br0: port 1(c1) entered disabled state
[  692.314944] br0: port 2(c2) entered disabled state
[  692.315365] c2 (unregistering): left allmulticast mode
[  692.315465] c2 (unregistering): left promiscuous mode
[  692.315518] br0: port 2(c2) entered disabled state
[  692.338899] br0: port 3(c3) entered disabled state
[  692.339126] c3 (unregistering): left allmulticast mode
[  692.339178] c3 (unregistering): left promiscuous mode
[  692.339224] br0: port 3(c3) entered disabled state
[  692.378902] br0: port 4(sender) entered disabled state
[  692.379189] sender (unregistering): left allmulticast mode
[  692.379252] sender (unregistering): left promiscuous mode
[  692.379301] br0: port 4(sender) entered disabled state