[  497.990279] br0: port 1(c1) entered blocking state
[  497.990352] br0: port 1(c1) entered disabled state
[  497.990434] c1: entered allmulticast mode
[  497.990514] c1: entered promiscuous mode
[  498.043179] br0: port 2(c2) entered blocking state
[  498.043251] br0: port 2(c2) entered disabled state
[  498.043314] c2: entered allmulticast mode
[  498.043400] c2: entered promiscuous mode
[  498.097756] br0: port 3(c3) entered blocking state
[  498.097822] br0: port 3(c3) entered disabled state
[  498.097895] c3: entered allmulticast mode
[  498.097965] c3: entered promiscuous mode
[  498.154312] br0: port 4(sender) entered blocking state
[  498.154396] br0: port 4(sender) entered disabled state
[  498.154464] sender: entered allmulticast mode
[  498.154577] sender: entered promiscuous mode
[  498.176230] br0: port 4(sender) entered blocking state
[  498.176298] br0: port 4(sender) entered forwarding state
[  498.176348] br0: port 3(c3) entered blocking state
[  498.176391] br0: port 3(c3) entered forwarding state
[  498.176439] br0: port 2(c2) entered blocking state
[  498.176481] br0: port 2(c2) entered forwarding state
[  498.176527] br0: port 1(c1) entered blocking state
[  498.176569] br0: port 1(c1) entered forwarding state
[  508.894203] br0: port 1(c1) entered disabled state
[  508.894516] c1 (unregistering): left allmulticast mode
[  508.894579] c1 (unregistering): left promiscuous mode
[  508.894630] br0: port 1(c1) entered disabled state
[  508.936216] br0: port 2(c2) entered disabled state
[  508.936534] c2 (unregistering): left allmulticast mode
[  508.936581] c2 (unregistering): left promiscuous mode
[  508.936623] br0: port 2(c2) entered disabled state
[  508.976245] br0: port 3(c3) entered disabled state
[  508.976580] c3 (unregistering): left allmulticast mode
[  508.976634] c3 (unregistering): left promiscuous mode
[  508.976677] br0: port 3(c3) entered disabled state
[  509.012177] br0: port 4(sender) entered disabled state
[  509.012533] sender (unregistering): left allmulticast mode
[  509.012583] sender (unregistering): left promiscuous mode
[  509.012624] br0: port 4(sender) entered disabled state