[  734.324114] br0: port 1(c1) entered blocking state
[  734.324208] br0: port 1(c1) entered disabled state
[  734.324289] c1: entered allmulticast mode
[  734.324369] c1: entered promiscuous mode
[  734.375811] br0: port 2(c2) entered blocking state
[  734.375885] br0: port 2(c2) entered disabled state
[  734.375981] c2: entered allmulticast mode
[  734.376068] c2: entered promiscuous mode
[  734.423943] br0: port 3(c3) entered blocking state
[  734.424018] br0: port 3(c3) entered disabled state
[  734.424082] c3: entered allmulticast mode
[  734.424162] c3: entered promiscuous mode
[  734.470359] br0: port 4(sender) entered blocking state
[  734.470427] br0: port 4(sender) entered disabled state
[  734.470499] sender: entered allmulticast mode
[  734.470594] sender: entered promiscuous mode
[  734.489141] br0: port 4(sender) entered blocking state
[  734.489202] br0: port 4(sender) entered forwarding state
[  734.489251] br0: port 3(c3) entered blocking state
[  734.489300] br0: port 3(c3) entered forwarding state
[  734.489345] br0: port 2(c2) entered blocking state
[  734.489387] br0: port 2(c2) entered forwarding state
[  734.489431] br0: port 1(c1) entered blocking state
[  734.489472] br0: port 1(c1) entered forwarding state
[  745.259093] br0: port 1(c1) entered disabled state
[  745.259379] c1 (unregistering): left allmulticast mode
[  745.259509] c1 (unregistering): left promiscuous mode
[  745.259571] br0: port 1(c1) entered disabled state
[  745.300085] br0: port 2(c2) entered disabled state
[  745.300629] c2 (unregistering): left allmulticast mode
[  745.300697] c2 (unregistering): left promiscuous mode
[  745.300735] br0: port 2(c2) entered disabled state
[  745.351107] br0: port 3(c3) entered disabled state
[  745.351543] c3 (unregistering): left allmulticast mode
[  745.351608] c3 (unregistering): left promiscuous mode
[  745.351653] br0: port 3(c3) entered disabled state
[  745.391071] br0: port 4(sender) entered disabled state
[  745.391781] sender (unregistering): left allmulticast mode
[  745.391847] sender (unregistering): left promiscuous mode
[  745.391915] br0: port 4(sender) entered disabled state