[  900.775904][T32536] br0: port 1(c1) entered blocking state
[  900.776142][T32536] br0: port 1(c1) entered disabled state
[  900.776359][T32536] c1: entered allmulticast mode
[  900.777946][T32536] c1: entered promiscuous mode
[  900.919074][T32541] br0: port 2(c2) entered blocking state
[  900.919287][T32541] br0: port 2(c2) entered disabled state
[  900.919501][T32541] c2: entered allmulticast mode
[  900.921492][T32541] c2: entered promiscuous mode
[  901.065747][T32546] br0: port 3(c3) entered blocking state
[  901.065960][T32546] br0: port 3(c3) entered disabled state
[  901.066561][T32546] c3: entered allmulticast mode
[  901.068135][T32546] c3: entered promiscuous mode
[  901.208588][T32551] br0: port 4(sender) entered blocking state
[  901.208810][T32551] br0: port 4(sender) entered disabled state
[  901.209012][T32551] sender: entered allmulticast mode
[  901.210541][T32551] sender: entered promiscuous mode
[  901.256423][T32553] br0: port 4(sender) entered blocking state
[  901.256647][T32553] br0: port 4(sender) entered forwarding state
[  901.256974][T32553] br0: port 3(c3) entered blocking state
[  901.257130][T32553] br0: port 3(c3) entered forwarding state
[  901.257425][T32553] br0: port 2(c2) entered blocking state
[  901.257579][T32553] br0: port 2(c2) entered forwarding state
[  901.257872][T32553] br0: port 1(c1) entered blocking state
[  901.258026][T32553] br0: port 1(c1) entered forwarding state
[  912.246409][   T72] br0: port 1(c1) entered disabled state
[  912.249796][   T72] c1 (unregistering): left allmulticast mode
[  912.250000][   T72] c1 (unregistering): left promiscuous mode
[  912.250187][   T72] br0: port 1(c1) entered disabled state
[  912.364078][   T72] br0: port 2(c2) entered disabled state
[  912.367394][   T72] c2 (unregistering): left allmulticast mode
[  912.367602][   T72] c2 (unregistering): left promiscuous mode
[  912.367789][   T72] br0: port 2(c2) entered disabled state
[  912.469060][   T72] br0: port 3(c3) entered disabled state
[  912.474653][   T72] c3 (unregistering): left allmulticast mode
[  912.474856][   T72] c3 (unregistering): left promiscuous mode
[  912.475051][   T72] br0: port 3(c3) entered disabled state
[  912.586521][   T72] br0: port 4(sender) entered disabled state
[  912.588754][   T72] sender (unregistering): left allmulticast mode
[  912.588961][   T72] sender (unregistering): left promiscuous mode
[  912.589153][   T72] br0: port 4(sender) entered disabled state