[  473.953595] br0: port 1(c1) entered blocking state
[  473.953698] br0: port 1(c1) entered disabled state
[  473.953769] c1: entered allmulticast mode
[  473.953867] c1: entered promiscuous mode
[  474.013927] br0: port 2(c2) entered blocking state
[  474.014005] br0: port 2(c2) entered disabled state
[  474.014079] c2: entered allmulticast mode
[  474.014166] c2: entered promiscuous mode
[  474.071716] br0: port 3(c3) entered blocking state
[  474.071808] br0: port 3(c3) entered disabled state
[  474.071868] c3: entered allmulticast mode
[  474.071942] c3: entered promiscuous mode
[  474.128688] br0: port 4(sender) entered blocking state
[  474.128776] br0: port 4(sender) entered disabled state
[  474.128849] sender: entered allmulticast mode
[  474.128955] sender: entered promiscuous mode
[  474.151516] br0: port 4(sender) entered blocking state
[  474.151597] br0: port 4(sender) entered forwarding state
[  474.151665] br0: port 3(c3) entered blocking state
[  474.151719] br0: port 3(c3) entered forwarding state
[  474.151775] br0: port 2(c2) entered blocking state
[  474.151834] br0: port 2(c2) entered forwarding state
[  474.151878] br0: port 1(c1) entered blocking state
[  474.151936] br0: port 1(c1) entered forwarding state
[  484.885331] br0: port 1(c1) entered disabled state
[  484.885644] c1 (unregistering): left allmulticast mode
[  484.885694] c1 (unregistering): left promiscuous mode
[  484.885736] br0: port 1(c1) entered disabled state
[  484.933281] br0: port 2(c2) entered disabled state
[  484.933573] c2 (unregistering): left allmulticast mode
[  484.933640] c2 (unregistering): left promiscuous mode
[  484.933702] br0: port 2(c2) entered disabled state
[  484.978298] br0: port 3(c3) entered disabled state
[  484.978581] c3 (unregistering): left allmulticast mode
[  484.978637] c3 (unregistering): left promiscuous mode
[  484.978686] br0: port 3(c3) entered disabled state
[  485.015254] br0: port 4(sender) entered disabled state
[  485.015566] sender (unregistering): left allmulticast mode
[  485.015627] sender (unregistering): left promiscuous mode
[  485.015685] br0: port 4(sender) entered disabled state