[  927.303169][T30981] br0: port 1(c1) entered blocking state
[  927.303347][T30981] br0: port 1(c1) entered disabled state
[  927.303501][T30981] c1: entered allmulticast mode
[  927.304967][T30981] c1: entered promiscuous mode
[  927.447338][T30986] br0: port 2(c2) entered blocking state
[  927.447545][T30986] br0: port 2(c2) entered disabled state
[  927.447757][T30986] c2: entered allmulticast mode
[  927.449233][T30986] c2: entered promiscuous mode
[  927.585788][T30991] br0: port 3(c3) entered blocking state
[  927.585969][T30991] br0: port 3(c3) entered disabled state
[  927.586131][T30991] c3: entered allmulticast mode
[  927.587541][T30991] c3: entered promiscuous mode
[  927.722007][T30996] br0: port 4(sender) entered blocking state
[  927.723017][T30996] br0: port 4(sender) entered disabled state
[  927.729378][T30996] sender: entered allmulticast mode
[  927.730829][T30996] sender: entered promiscuous mode
[  927.776848][T30998] br0: port 4(sender) entered blocking state
[  927.777133][T30998] br0: port 4(sender) entered forwarding state
[  927.777508][T30998] br0: port 3(c3) entered blocking state
[  927.777732][T30998] br0: port 3(c3) entered forwarding state
[  927.778086][T30998] br0: port 2(c2) entered blocking state
[  927.778275][T30998] br0: port 2(c2) entered forwarding state
[  927.778610][T30998] br0: port 1(c1) entered blocking state
[  927.778801][T30998] br0: port 1(c1) entered forwarding state
[  938.799625][   T12] br0: port 1(c1) entered disabled state
[  938.802205][   T12] c1 (unregistering): left allmulticast mode
[  938.802402][   T12] c1 (unregistering): left promiscuous mode
[  938.802577][   T12] br0: port 1(c1) entered disabled state
[  938.923905][   T12] br0: port 2(c2) entered disabled state
[  938.927169][   T12] c2 (unregistering): left allmulticast mode
[  938.927366][   T12] c2 (unregistering): left promiscuous mode
[  938.927542][   T12] br0: port 2(c2) entered disabled state
[  939.058689][   T12] br0: port 3(c3) entered disabled state
[  939.062425][   T12] c3 (unregistering): left allmulticast mode
[  939.062660][   T12] c3 (unregistering): left promiscuous mode
[  939.062897][   T12] br0: port 3(c3) entered disabled state
[  939.189675][   T12] br0: port 4(sender) entered disabled state
[  939.200502][   T12] sender (unregistering): left allmulticast mode
[  939.200695][   T12] sender (unregistering): left promiscuous mode
[  939.200871][   T12] br0: port 4(sender) entered disabled state