[  448.420853] br0: port 1(c1) entered blocking state
[  448.420910] br0: port 1(c1) entered disabled state
[  448.420965] c1: entered allmulticast mode
[  448.421037] c1: entered promiscuous mode
[  448.470430] br0: port 2(c2) entered blocking state
[  448.470524] br0: port 2(c2) entered disabled state
[  448.470597] c2: entered allmulticast mode
[  448.470676] c2: entered promiscuous mode
[  448.521505] br0: port 3(c3) entered blocking state
[  448.521575] br0: port 3(c3) entered disabled state
[  448.521638] c3: entered allmulticast mode
[  448.521726] c3: entered promiscuous mode
[  448.573017] br0: port 4(sender) entered blocking state
[  448.573082] br0: port 4(sender) entered disabled state
[  448.573148] sender: entered allmulticast mode
[  448.573230] sender: entered promiscuous mode
[  448.593242] br0: port 4(sender) entered blocking state
[  448.593325] br0: port 4(sender) entered forwarding state
[  448.593378] br0: port 3(c3) entered blocking state
[  448.593421] br0: port 3(c3) entered forwarding state
[  448.593465] br0: port 2(c2) entered blocking state
[  448.593517] br0: port 2(c2) entered forwarding state
[  448.593570] br0: port 1(c1) entered blocking state
[  448.593608] br0: port 1(c1) entered forwarding state
[  459.292662] br0: port 1(c1) entered disabled state
[  459.292937] c1 (unregistering): left allmulticast mode
[  459.292997] c1 (unregistering): left promiscuous mode
[  459.293042] br0: port 1(c1) entered disabled state
[  459.326688] br0: port 2(c2) entered disabled state
[  459.327030] c2 (unregistering): left allmulticast mode
[  459.327090] c2 (unregistering): left promiscuous mode
[  459.327145] br0: port 2(c2) entered disabled state
[  459.379685] br0: port 3(c3) entered disabled state
[  459.380209] c3 (unregistering): left allmulticast mode
[  459.380269] c3 (unregistering): left promiscuous mode
[  459.380317] br0: port 3(c3) entered disabled state
[  459.419053] br0: port 4(sender) entered disabled state
[  459.419559] sender (unregistering): left allmulticast mode
[  459.419603] sender (unregistering): left promiscuous mode
[  459.419641] br0: port 4(sender) entered disabled state