[  572.937497] br0: port 1(c1) entered blocking state
[  572.937561] br0: port 1(c1) entered disabled state
[  572.937617] c1: entered allmulticast mode
[  572.937722] c1: entered promiscuous mode
[  573.015082] br0: port 2(c2) entered blocking state
[  573.015141] br0: port 2(c2) entered disabled state
[  573.015192] c2: entered allmulticast mode
[  573.015256] c2: entered promiscuous mode
[  573.090083] br0: port 3(c3) entered blocking state
[  573.090133] br0: port 3(c3) entered disabled state
[  573.090180] c3: entered allmulticast mode
[  573.090237] c3: entered promiscuous mode
[  573.172932] br0: port 4(sender) entered blocking state
[  573.172983] br0: port 4(sender) entered disabled state
[  573.173033] sender: entered allmulticast mode
[  573.173111] sender: entered promiscuous mode
[  573.205540] br0: port 4(sender) entered blocking state
[  573.205597] br0: port 4(sender) entered forwarding state
[  573.205642] br0: port 3(c3) entered blocking state
[  573.205677] br0: port 3(c3) entered forwarding state
[  573.205717] br0: port 2(c2) entered blocking state
[  573.205756] br0: port 2(c2) entered forwarding state
[  573.205796] br0: port 1(c1) entered blocking state
[  573.205829] br0: port 1(c1) entered forwarding state
[  583.999930] br0: port 1(c1) entered disabled state
[  584.000199] c1 (unregistering): left allmulticast mode
[  584.000248] c1 (unregistering): left promiscuous mode
[  584.000291] br0: port 1(c1) entered disabled state
[  584.051940] br0: port 2(c2) entered disabled state
[  584.052179] c2 (unregistering): left allmulticast mode
[  584.052234] c2 (unregistering): left promiscuous mode
[  584.052278] br0: port 2(c2) entered disabled state
[  584.099002] br0: port 3(c3) entered disabled state
[  584.099290] c3 (unregistering): left allmulticast mode
[  584.099335] c3 (unregistering): left promiscuous mode
[  584.099383] br0: port 3(c3) entered disabled state
[  584.151908] br0: port 4(sender) entered disabled state
[  584.152219] sender (unregistering): left allmulticast mode
[  584.152265] sender (unregistering): left promiscuous mode
[  584.152320] br0: port 4(sender) entered disabled state