[  993.067978][  T520] br0: port 1(c1) entered blocking state
[  993.068158][  T520] br0: port 1(c1) entered disabled state
[  993.068309][  T520] c1: entered allmulticast mode
[  993.070009][  T520] c1: entered promiscuous mode
[  993.204784][  T525] br0: port 2(c2) entered blocking state
[  993.206345][  T525] br0: port 2(c2) entered disabled state
[  993.213068][  T525] c2: entered allmulticast mode
[  993.219956][  T525] c2: entered promiscuous mode
[  993.372319][  T530] br0: port 3(c3) entered blocking state
[  993.372476][  T530] br0: port 3(c3) entered disabled state
[  993.372624][  T530] c3: entered allmulticast mode
[  993.374086][  T530] c3: entered promiscuous mode
[  993.520938][  T535] br0: port 4(sender) entered blocking state
[  993.521172][  T535] br0: port 4(sender) entered disabled state
[  993.521406][  T535] sender: entered allmulticast mode
[  993.523631][  T535] sender: entered promiscuous mode
[  993.587675][  T537] br0: port 4(sender) entered blocking state
[  993.587871][  T537] br0: port 4(sender) entered forwarding state
[  993.588640][  T537] br0: port 3(c3) entered blocking state
[  993.588781][  T537] br0: port 3(c3) entered forwarding state
[  993.589071][  T537] br0: port 2(c2) entered blocking state
[  993.589215][  T537] br0: port 2(c2) entered forwarding state
[  993.589490][  T537] br0: port 1(c1) entered blocking state
[  993.589631][  T537] br0: port 1(c1) entered forwarding state
[ 1004.559843][   T72] br0: port 1(c1) entered disabled state
[ 1004.563622][   T72] c1 (unregistering): left allmulticast mode
[ 1004.563844][   T72] c1 (unregistering): left promiscuous mode
[ 1004.564198][   T72] br0: port 1(c1) entered disabled state
[ 1004.676324][   T72] br0: port 2(c2) entered disabled state
[ 1004.679331][   T72] c2 (unregistering): left allmulticast mode
[ 1004.679550][   T72] c2 (unregistering): left promiscuous mode
[ 1004.679761][   T72] br0: port 2(c2) entered disabled state
[ 1004.786236][   T72] br0: port 3(c3) entered disabled state
[ 1004.788831][   T72] c3 (unregistering): left allmulticast mode
[ 1004.789069][   T72] c3 (unregistering): left promiscuous mode
[ 1004.789281][   T72] br0: port 3(c3) entered disabled state
[ 1004.902935][   T72] br0: port 4(sender) entered disabled state
[ 1004.907006][   T72] sender (unregistering): left allmulticast mode
[ 1004.907194][   T72] sender (unregistering): left promiscuous mode
[ 1004.907361][   T72] br0: port 4(sender) entered disabled state