[  871.450577][T32027] br0: port 1(c1) entered blocking state
[  871.450763][T32027] br0: port 1(c1) entered disabled state
[  871.451637][T32027] c1: entered allmulticast mode
[  871.453125][T32027] c1: entered promiscuous mode
[  871.590962][T32032] br0: port 2(c2) entered blocking state
[  871.591161][T32032] br0: port 2(c2) entered disabled state
[  871.591325][T32032] c2: entered allmulticast mode
[  871.592833][T32032] c2: entered promiscuous mode
[  871.742118][T32037] br0: port 3(c3) entered blocking state
[  871.742313][T32037] br0: port 3(c3) entered disabled state
[  871.742478][T32037] c3: entered allmulticast mode
[  871.744016][T32037] c3: entered promiscuous mode
[  871.871546][T32042] br0: port 4(sender) entered blocking state
[  871.871763][T32042] br0: port 4(sender) entered disabled state
[  871.871964][T32042] sender: entered allmulticast mode
[  871.873408][T32042] sender: entered promiscuous mode
[  871.917285][T32044] br0: port 4(sender) entered blocking state
[  871.917493][T32044] br0: port 4(sender) entered forwarding state
[  871.917819][T32044] br0: port 3(c3) entered blocking state
[  871.917974][T32044] br0: port 3(c3) entered forwarding state
[  871.918258][T32044] br0: port 2(c2) entered blocking state
[  871.918406][T32044] br0: port 2(c2) entered forwarding state
[  871.918683][T32044] br0: port 1(c1) entered blocking state
[  871.918831][T32044] br0: port 1(c1) entered forwarding state
[  882.875236][   T12] br0: port 1(c1) entered disabled state
[  882.878597][   T12] c1 (unregistering): left allmulticast mode
[  882.878802][   T12] c1 (unregistering): left promiscuous mode
[  882.878997][   T12] br0: port 1(c1) entered disabled state
[  882.984928][   T12] br0: port 2(c2) entered disabled state
[  882.989055][   T12] c2 (unregistering): left allmulticast mode
[  882.989273][   T12] c2 (unregistering): left promiscuous mode
[  882.989452][   T12] br0: port 2(c2) entered disabled state
[  883.099938][   T12] br0: port 3(c3) entered disabled state
[  883.102252][   T12] c3 (unregistering): left allmulticast mode
[  883.102465][   T12] c3 (unregistering): left promiscuous mode
[  883.102642][   T12] br0: port 3(c3) entered disabled state
[  883.221260][   T12] br0: port 4(sender) entered disabled state
[  883.224854][   T12] sender (unregistering): left allmulticast mode
[  883.225075][   T12] sender (unregistering): left promiscuous mode
[  883.225254][   T12] br0: port 4(sender) entered disabled state