[  445.419696] br0: port 1(c1) entered blocking state
[  445.419788] br0: port 1(c1) entered disabled state
[  445.419868] c1: entered allmulticast mode
[  445.419972] c1: entered promiscuous mode
[  445.472652] br0: port 2(c2) entered blocking state
[  445.472726] br0: port 2(c2) entered disabled state
[  445.472788] c2: entered allmulticast mode
[  445.472871] c2: entered promiscuous mode
[  445.523330] br0: port 3(c3) entered blocking state
[  445.523418] br0: port 3(c3) entered disabled state
[  445.523476] c3: entered allmulticast mode
[  445.523546] c3: entered promiscuous mode
[  445.575576] br0: port 4(sender) entered blocking state
[  445.575655] br0: port 4(sender) entered disabled state
[  445.575717] sender: entered allmulticast mode
[  445.575810] sender: entered promiscuous mode
[  445.596202] br0: port 4(sender) entered blocking state
[  445.596326] br0: port 4(sender) entered forwarding state
[  445.596396] br0: port 3(c3) entered blocking state
[  445.596461] br0: port 3(c3) entered forwarding state
[  445.596530] br0: port 2(c2) entered blocking state
[  445.596600] br0: port 2(c2) entered forwarding state
[  445.596664] br0: port 1(c1) entered blocking state
[  445.596728] br0: port 1(c1) entered forwarding state
[  456.310098] br0: port 1(c1) entered disabled state
[  456.310359] c1 (unregistering): left allmulticast mode
[  456.310402] c1 (unregistering): left promiscuous mode
[  456.310440] br0: port 1(c1) entered disabled state
[  456.347102] br0: port 2(c2) entered disabled state
[  456.347372] c2 (unregistering): left allmulticast mode
[  456.347438] c2 (unregistering): left promiscuous mode
[  456.347487] br0: port 2(c2) entered disabled state
[  456.387039] br0: port 3(c3) entered disabled state
[  456.387389] c3 (unregistering): left allmulticast mode
[  456.387440] c3 (unregistering): left promiscuous mode
[  456.387475] br0: port 3(c3) entered disabled state
[  456.414044] br0: port 4(sender) entered disabled state
[  456.414348] sender (unregistering): left allmulticast mode
[  456.414421] sender (unregistering): left promiscuous mode
[  456.414485] br0: port 4(sender) entered disabled state