[  739.953469] br0: port 1(c1) entered blocking state
[  739.953584] br0: port 1(c1) entered disabled state
[  739.953673] c1: entered allmulticast mode
[  739.953790] c1: entered promiscuous mode
[  740.011426] br0: port 2(c2) entered blocking state
[  740.011512] br0: port 2(c2) entered disabled state
[  740.011588] c2: entered allmulticast mode
[  740.011658] c2: entered promiscuous mode
[  740.070312] br0: port 3(c3) entered blocking state
[  740.070428] br0: port 3(c3) entered disabled state
[  740.070512] c3: entered allmulticast mode
[  740.070621] c3: entered promiscuous mode
[  740.131874] br0: port 4(sender) entered blocking state
[  740.131973] br0: port 4(sender) entered disabled state
[  740.132051] sender: entered allmulticast mode
[  740.132169] sender: entered promiscuous mode
[  740.158141] br0: port 4(sender) entered blocking state
[  740.158223] br0: port 4(sender) entered forwarding state
[  740.158302] br0: port 3(c3) entered blocking state
[  740.158349] br0: port 3(c3) entered forwarding state
[  740.158425] br0: port 2(c2) entered blocking state
[  740.158474] br0: port 2(c2) entered forwarding state
[  740.158560] br0: port 1(c1) entered blocking state
[  740.158617] br0: port 1(c1) entered forwarding state
[  750.916882] br0: port 1(c1) entered disabled state
[  750.917173] c1 (unregistering): left allmulticast mode
[  750.917232] c1 (unregistering): left promiscuous mode
[  750.917283] br0: port 1(c1) entered disabled state
[  750.969861] br0: port 2(c2) entered disabled state
[  750.970167] c2 (unregistering): left allmulticast mode
[  750.970218] c2 (unregistering): left promiscuous mode
[  750.970261] br0: port 2(c2) entered disabled state
[  751.013859] br0: port 3(c3) entered disabled state
[  751.014107] c3 (unregistering): left allmulticast mode
[  751.014153] c3 (unregistering): left promiscuous mode
[  751.014193] br0: port 3(c3) entered disabled state
[  751.055921] br0: port 4(sender) entered disabled state
[  751.056299] sender (unregistering): left allmulticast mode
[  751.056375] sender (unregistering): left promiscuous mode
[  751.056425] br0: port 4(sender) entered disabled state