[  601.951544] br0: port 1(c1) entered blocking state
[  601.951602] br0: port 1(c1) entered disabled state
[  601.951659] c1: entered allmulticast mode
[  601.951728] c1: entered promiscuous mode
[  602.037973] br0: port 2(c2) entered blocking state
[  602.038047] br0: port 2(c2) entered disabled state
[  602.038110] c2: entered allmulticast mode
[  602.038186] c2: entered promiscuous mode
[  602.123253] br0: port 3(c3) entered blocking state
[  602.123310] br0: port 3(c3) entered disabled state
[  602.123364] c3: entered allmulticast mode
[  602.123445] c3: entered promiscuous mode
[  602.203316] br0: port 4(sender) entered blocking state
[  602.203376] br0: port 4(sender) entered disabled state
[  602.203430] sender: entered allmulticast mode
[  602.203511] sender: entered promiscuous mode
[  602.236278] br0: port 4(sender) entered blocking state
[  602.236336] br0: port 4(sender) entered forwarding state
[  602.236388] br0: port 3(c3) entered blocking state
[  602.236429] br0: port 3(c3) entered forwarding state
[  602.236470] br0: port 2(c2) entered blocking state
[  602.236510] br0: port 2(c2) entered forwarding state
[  602.236553] br0: port 1(c1) entered blocking state
[  602.236606] br0: port 1(c1) entered forwarding state
[  613.008114] br0: port 1(c1) entered disabled state
[  613.008453] c1 (unregistering): left allmulticast mode
[  613.008500] c1 (unregistering): left promiscuous mode
[  613.008561] br0: port 1(c1) entered disabled state
[  613.070167] br0: port 2(c2) entered disabled state
[  613.070480] c2 (unregistering): left allmulticast mode
[  613.070548] c2 (unregistering): left promiscuous mode
[  613.070627] br0: port 2(c2) entered disabled state
[  613.125178] br0: port 3(c3) entered disabled state
[  613.125490] c3 (unregistering): left allmulticast mode
[  613.125536] c3 (unregistering): left promiscuous mode
[  613.125582] br0: port 3(c3) entered disabled state
[  613.180199] br0: port 4(sender) entered disabled state
[  613.180522] sender (unregistering): left allmulticast mode
[  613.180568] sender (unregistering): left promiscuous mode
[  613.180621] br0: port 4(sender) entered disabled state