[  481.824477] br0: port 1(c1) entered blocking state
[  481.824566] br0: port 1(c1) entered disabled state
[  481.824632] c1: entered allmulticast mode
[  481.824711] c1: entered promiscuous mode
[  481.882682] br0: port 2(c2) entered blocking state
[  481.882813] br0: port 2(c2) entered disabled state
[  481.882905] c2: entered allmulticast mode
[  481.882999] c2: entered promiscuous mode
[  481.939543] br0: port 3(c3) entered blocking state
[  481.939630] br0: port 3(c3) entered disabled state
[  481.939701] c3: entered allmulticast mode
[  481.939793] c3: entered promiscuous mode
[  481.993213] br0: port 4(sender) entered blocking state
[  481.993314] br0: port 4(sender) entered disabled state
[  481.993400] sender: entered allmulticast mode
[  481.993523] sender: entered promiscuous mode
[  482.015732] br0: port 4(sender) entered blocking state
[  482.015831] br0: port 4(sender) entered forwarding state
[  482.015915] br0: port 3(c3) entered blocking state
[  482.015982] br0: port 3(c3) entered forwarding state
[  482.016049] br0: port 2(c2) entered blocking state
[  482.016112] br0: port 2(c2) entered forwarding state
[  482.016178] br0: port 1(c1) entered blocking state
[  482.016242] br0: port 1(c1) entered forwarding state
[  492.750087] br0: port 1(c1) entered disabled state
[  492.750437] c1 (unregistering): left allmulticast mode
[  492.750495] c1 (unregistering): left promiscuous mode
[  492.750545] br0: port 1(c1) entered disabled state
[  492.788123] br0: port 2(c2) entered disabled state
[  492.788605] c2 (unregistering): left allmulticast mode
[  492.788706] c2 (unregistering): left promiscuous mode
[  492.788763] br0: port 2(c2) entered disabled state
[  492.836108] br0: port 3(c3) entered disabled state
[  492.836427] c3 (unregistering): left allmulticast mode
[  492.836479] c3 (unregistering): left promiscuous mode
[  492.836527] br0: port 3(c3) entered disabled state
[  492.872074] br0: port 4(sender) entered disabled state
[  492.872376] sender (unregistering): left allmulticast mode
[  492.872421] sender (unregistering): left promiscuous mode
[  492.872465] br0: port 4(sender) entered disabled state