[  600.809844] br0: port 1(c1) entered blocking state
[  600.809907] br0: port 1(c1) entered disabled state
[  600.809970] c1: entered allmulticast mode
[  600.810041] c1: entered promiscuous mode
[  600.896884] br0: port 2(c2) entered blocking state
[  600.896954] br0: port 2(c2) entered disabled state
[  600.897021] c2: entered allmulticast mode
[  600.897090] c2: entered promiscuous mode
[  600.989030] br0: port 3(c3) entered blocking state
[  600.989100] br0: port 3(c3) entered disabled state
[  600.989165] c3: entered allmulticast mode
[  600.989249] c3: entered promiscuous mode
[  601.079830] br0: port 4(sender) entered blocking state
[  601.079890] br0: port 4(sender) entered disabled state
[  601.079944] sender: entered allmulticast mode
[  601.080020] sender: entered promiscuous mode
[  601.109475] br0: port 4(sender) entered blocking state
[  601.109527] br0: port 4(sender) entered forwarding state
[  601.109563] br0: port 3(c3) entered blocking state
[  601.109596] br0: port 3(c3) entered forwarding state
[  601.109635] br0: port 2(c2) entered blocking state
[  601.109666] br0: port 2(c2) entered forwarding state
[  601.109700] br0: port 1(c1) entered blocking state
[  601.109740] br0: port 1(c1) entered forwarding state
[  611.896850] br0: port 1(c1) entered disabled state
[  611.897163] c1 (unregistering): left allmulticast mode
[  611.897223] c1 (unregistering): left promiscuous mode
[  611.897269] br0: port 1(c1) entered disabled state
[  611.956879] br0: port 2(c2) entered disabled state
[  611.957230] c2 (unregistering): left allmulticast mode
[  611.957289] c2 (unregistering): left promiscuous mode
[  611.957356] br0: port 2(c2) entered disabled state
[  612.025906] br0: port 3(c3) entered disabled state
[  612.026265] c3 (unregistering): left allmulticast mode
[  612.026307] c3 (unregistering): left promiscuous mode
[  612.026345] br0: port 3(c3) entered disabled state
[  612.081862] br0: port 4(sender) entered disabled state
[  612.082182] sender (unregistering): left allmulticast mode
[  612.082238] sender (unregistering): left promiscuous mode
[  612.082287] br0: port 4(sender) entered disabled state