[  973.786031][T31997] br0: port 1(c1) entered blocking state
[  973.786251][T31997] br0: port 1(c1) entered disabled state
[  973.786447][T31997] c1: entered allmulticast mode
[  973.788117][T31997] c1: entered promiscuous mode
[  973.935276][T32002] br0: port 2(c2) entered blocking state
[  973.935444][T32002] br0: port 2(c2) entered disabled state
[  973.935592][T32002] c2: entered allmulticast mode
[  973.937001][T32002] c2: entered promiscuous mode
[  974.081679][T32007] br0: port 3(c3) entered blocking state
[  974.081870][T32007] br0: port 3(c3) entered disabled state
[  974.082024][T32007] c3: entered allmulticast mode
[  974.083455][T32007] c3: entered promiscuous mode
[  974.263552][T32012] br0: port 4(sender) entered blocking state
[  974.263785][T32012] br0: port 4(sender) entered disabled state
[  974.264317][T32012] sender: entered allmulticast mode
[  974.265780][T32012] sender: entered promiscuous mode
[  974.338809][T32014] br0: port 4(sender) entered blocking state
[  974.339048][T32014] br0: port 4(sender) entered forwarding state
[  974.339364][T32014] br0: port 3(c3) entered blocking state
[  974.339510][T32014] br0: port 3(c3) entered forwarding state
[  974.339803][T32014] br0: port 2(c2) entered blocking state
[  974.339954][T32014] br0: port 2(c2) entered forwarding state
[  974.340249][T32014] br0: port 1(c1) entered blocking state
[  974.340392][T32014] br0: port 1(c1) entered forwarding state
[  985.405011][   T70] br0: port 1(c1) entered disabled state
[  985.409747][   T70] c1 (unregistering): left allmulticast mode
[  985.410138][   T70] c1 (unregistering): left promiscuous mode
[  985.410428][   T70] br0: port 1(c1) entered disabled state
[  985.545345][   T70] br0: port 2(c2) entered disabled state
[  985.547746][   T70] c2 (unregistering): left allmulticast mode
[  985.548482][   T70] c2 (unregistering): left promiscuous mode
[  985.548650][   T70] br0: port 2(c2) entered disabled state
[  985.710562][   T70] br0: port 3(c3) entered disabled state
[  985.721080][   T70] c3 (unregistering): left allmulticast mode
[  985.721334][   T70] c3 (unregistering): left promiscuous mode
[  985.721503][   T70] br0: port 3(c3) entered disabled state
[  985.852598][   T70] br0: port 4(sender) entered disabled state
[  985.856383][   T70] sender (unregistering): left allmulticast mode
[  985.856570][   T70] sender (unregistering): left promiscuous mode
[  985.856739][   T70] br0: port 4(sender) entered disabled state