[  743.036407] br0: port 1(c1) entered blocking state
[  743.036483] br0: port 1(c1) entered disabled state
[  743.036537] c1: entered allmulticast mode
[  743.036627] c1: entered promiscuous mode
[  743.088443] br0: port 2(c2) entered blocking state
[  743.088514] br0: port 2(c2) entered disabled state
[  743.088579] c2: entered allmulticast mode
[  743.088654] c2: entered promiscuous mode
[  743.141027] br0: port 3(c3) entered blocking state
[  743.141109] br0: port 3(c3) entered disabled state
[  743.141204] c3: entered allmulticast mode
[  743.141289] c3: entered promiscuous mode
[  743.193318] br0: port 4(sender) entered blocking state
[  743.193382] br0: port 4(sender) entered disabled state
[  743.193442] sender: entered allmulticast mode
[  743.193542] sender: entered promiscuous mode
[  743.213404] br0: port 4(sender) entered blocking state
[  743.213504] br0: port 4(sender) entered forwarding state
[  743.213558] br0: port 3(c3) entered blocking state
[  743.213616] br0: port 3(c3) entered forwarding state
[  743.213683] br0: port 2(c2) entered blocking state
[  743.213742] br0: port 2(c2) entered forwarding state
[  743.213796] br0: port 1(c1) entered blocking state
[  743.213855] br0: port 1(c1) entered forwarding state
[  753.948885] br0: port 1(c1) entered disabled state
[  753.949174] c1 (unregistering): left allmulticast mode
[  753.949228] c1 (unregistering): left promiscuous mode
[  753.949281] br0: port 1(c1) entered disabled state
[  753.992969] br0: port 2(c2) entered disabled state
[  753.993401] c2 (unregistering): left allmulticast mode
[  753.993474] c2 (unregistering): left promiscuous mode
[  753.993531] br0: port 2(c2) entered disabled state
[  754.052036] br0: port 3(c3) entered disabled state
[  754.052422] c3 (unregistering): left allmulticast mode
[  754.052503] c3 (unregistering): left promiscuous mode
[  754.052542] br0: port 3(c3) entered disabled state
[  754.092898] br0: port 4(sender) entered disabled state
[  754.093199] sender (unregistering): left allmulticast mode
[  754.093263] sender (unregistering): left promiscuous mode
[  754.093301] br0: port 4(sender) entered disabled state