[  681.676077] br0: port 1(c1) entered blocking state
[  681.676178] br0: port 1(c1) entered disabled state
[  681.676237] c1: entered allmulticast mode
[  681.676318] c1: entered promiscuous mode
[  681.719898] br0: port 2(c2) entered blocking state
[  681.719985] br0: port 2(c2) entered disabled state
[  681.720048] c2: entered allmulticast mode
[  681.720141] c2: entered promiscuous mode
[  681.763726] br0: port 3(c3) entered blocking state
[  681.763839] br0: port 3(c3) entered disabled state
[  681.763921] c3: entered allmulticast mode
[  681.764029] c3: entered promiscuous mode
[  681.806582] br0: port 4(sender) entered blocking state
[  681.806666] br0: port 4(sender) entered disabled state
[  681.806724] sender: entered allmulticast mode
[  681.806812] sender: entered promiscuous mode
[  681.821990] br0: port 4(sender) entered blocking state
[  681.822073] br0: port 4(sender) entered forwarding state
[  681.822127] br0: port 3(c3) entered blocking state
[  681.822177] br0: port 3(c3) entered forwarding state
[  681.822228] br0: port 2(c2) entered blocking state
[  681.822277] br0: port 2(c2) entered forwarding state
[  681.822325] br0: port 1(c1) entered blocking state
[  681.822375] br0: port 1(c1) entered forwarding state
[  692.530955] br0: port 1(c1) entered disabled state
[  692.531264] c1 (unregistering): left allmulticast mode
[  692.531317] c1 (unregistering): left promiscuous mode
[  692.531362] br0: port 1(c1) entered disabled state
[  692.570950] br0: port 2(c2) entered disabled state
[  692.571209] c2 (unregistering): left allmulticast mode
[  692.571289] c2 (unregistering): left promiscuous mode
[  692.571327] br0: port 2(c2) entered disabled state
[  692.611959] br0: port 3(c3) entered disabled state
[  692.612260] c3 (unregistering): left allmulticast mode
[  692.612323] c3 (unregistering): left promiscuous mode
[  692.612381] br0: port 3(c3) entered disabled state
[  692.653010] br0: port 4(sender) entered disabled state
[  692.653318] sender (unregistering): left allmulticast mode
[  692.653382] sender (unregistering): left promiscuous mode
[  692.653435] br0: port 4(sender) entered disabled state