[  745.810470] br0: port 1(c1) entered blocking state
[  745.810560] br0: port 1(c1) entered disabled state
[  745.810661] c1: entered allmulticast mode
[  745.810758] c1: entered promiscuous mode
[  745.873261] br0: port 2(c2) entered blocking state
[  745.873340] br0: port 2(c2) entered disabled state
[  745.873416] c2: entered allmulticast mode
[  745.873511] c2: entered promiscuous mode
[  745.939182] br0: port 3(c3) entered blocking state
[  745.939255] br0: port 3(c3) entered disabled state
[  745.939331] c3: entered allmulticast mode
[  745.939415] c3: entered promiscuous mode
[  746.006268] br0: port 4(sender) entered blocking state
[  746.006357] br0: port 4(sender) entered disabled state
[  746.006433] sender: entered allmulticast mode
[  746.006542] sender: entered promiscuous mode
[  746.031765] br0: port 4(sender) entered blocking state
[  746.031833] br0: port 4(sender) entered forwarding state
[  746.031882] br0: port 3(c3) entered blocking state
[  746.031923] br0: port 3(c3) entered forwarding state
[  746.031967] br0: port 2(c2) entered blocking state
[  746.032012] br0: port 2(c2) entered forwarding state
[  746.032064] br0: port 1(c1) entered blocking state
[  746.032122] br0: port 1(c1) entered forwarding state
[  756.797253] br0: port 1(c1) entered disabled state
[  756.797697] c1 (unregistering): left allmulticast mode
[  756.797774] c1 (unregistering): left promiscuous mode
[  756.797850] br0: port 1(c1) entered disabled state
[  756.846289] br0: port 2(c2) entered disabled state
[  756.846885] c2 (unregistering): left allmulticast mode
[  756.846963] c2 (unregistering): left promiscuous mode
[  756.847038] br0: port 2(c2) entered disabled state
[  756.891195] br0: port 3(c3) entered disabled state
[  756.891511] c3 (unregistering): left allmulticast mode
[  756.891562] c3 (unregistering): left promiscuous mode
[  756.891606] br0: port 3(c3) entered disabled state
[  756.940201] br0: port 4(sender) entered disabled state
[  756.940481] sender (unregistering): left allmulticast mode
[  756.940535] sender (unregistering): left promiscuous mode
[  756.940583] br0: port 4(sender) entered disabled state