[  492.541481] br0: port 1(c1) entered blocking state
[  492.541570] br0: port 1(c1) entered disabled state
[  492.541651] c1: entered allmulticast mode
[  492.541752] c1: entered promiscuous mode
[  492.595982] br0: port 2(c2) entered blocking state
[  492.596096] br0: port 2(c2) entered disabled state
[  492.596179] c2: entered allmulticast mode
[  492.596294] c2: entered promiscuous mode
[  492.653075] br0: port 3(c3) entered blocking state
[  492.653155] br0: port 3(c3) entered disabled state
[  492.653233] c3: entered allmulticast mode
[  492.653319] c3: entered promiscuous mode
[  492.708840] br0: port 4(sender) entered blocking state
[  492.708913] br0: port 4(sender) entered disabled state
[  492.709001] sender: entered allmulticast mode
[  492.709089] sender: entered promiscuous mode
[  492.729339] br0: port 4(sender) entered blocking state
[  492.729421] br0: port 4(sender) entered forwarding state
[  492.729485] br0: port 3(c3) entered blocking state
[  492.729544] br0: port 3(c3) entered forwarding state
[  492.729608] br0: port 2(c2) entered blocking state
[  492.729666] br0: port 2(c2) entered forwarding state
[  492.729724] br0: port 1(c1) entered blocking state
[  492.729781] br0: port 1(c1) entered forwarding state
[  503.462175] br0: port 1(c1) entered disabled state
[  503.462605] c1 (unregistering): left allmulticast mode
[  503.462677] c1 (unregistering): left promiscuous mode
[  503.462725] br0: port 1(c1) entered disabled state
[  503.512109] br0: port 2(c2) entered disabled state
[  503.512420] c2 (unregistering): left allmulticast mode
[  503.512479] c2 (unregistering): left promiscuous mode
[  503.512526] br0: port 2(c2) entered disabled state
[  503.546121] br0: port 3(c3) entered disabled state
[  503.546387] c3 (unregistering): left allmulticast mode
[  503.546470] c3 (unregistering): left promiscuous mode
[  503.546517] br0: port 3(c3) entered disabled state
[  503.594188] br0: port 4(sender) entered disabled state
[  503.594534] sender (unregistering): left allmulticast mode
[  503.594621] sender (unregistering): left promiscuous mode
[  503.594670] br0: port 4(sender) entered disabled state