[  957.486245][T31173] br0: port 1(c1) entered blocking state
[  957.486474][T31173] br0: port 1(c1) entered disabled state
[  957.486694][T31173] c1: entered allmulticast mode
[  957.488899][T31173] c1: entered promiscuous mode
[  957.630364][T31178] br0: port 2(c2) entered blocking state
[  957.631063][T31178] br0: port 2(c2) entered disabled state
[  957.631275][T31178] c2: entered allmulticast mode
[  957.632829][T31178] c2: entered promiscuous mode
[  957.760770][T31183] br0: port 3(c3) entered blocking state
[  957.760978][T31183] br0: port 3(c3) entered disabled state
[  957.761140][T31183] c3: entered allmulticast mode
[  957.762614][T31183] c3: entered promiscuous mode
[  957.895743][T31188] br0: port 4(sender) entered blocking state
[  957.895968][T31188] br0: port 4(sender) entered disabled state
[  957.896159][T31188] sender: entered allmulticast mode
[  957.897617][T31188] sender: entered promiscuous mode
[  957.941318][T31190] br0: port 4(sender) entered blocking state
[  957.941524][T31190] br0: port 4(sender) entered forwarding state
[  957.941857][T31190] br0: port 3(c3) entered blocking state
[  957.942010][T31190] br0: port 3(c3) entered forwarding state
[  957.942299][T31190] br0: port 2(c2) entered blocking state
[  957.942446][T31190] br0: port 2(c2) entered forwarding state
[  957.942750][T31190] br0: port 1(c1) entered blocking state
[  957.942905][T31190] br0: port 1(c1) entered forwarding state
[  968.921658][   T12] br0: port 1(c1) entered disabled state
[  968.925292][   T12] c1 (unregistering): left allmulticast mode
[  968.925502][   T12] c1 (unregistering): left promiscuous mode
[  968.925685][   T12] br0: port 1(c1) entered disabled state
[  969.027088][   T12] br0: port 2(c2) entered disabled state
[  969.031088][   T12] c2 (unregistering): left allmulticast mode
[  969.031304][   T12] c2 (unregistering): left promiscuous mode
[  969.031480][   T12] br0: port 2(c2) entered disabled state
[  969.137873][   T12] br0: port 3(c3) entered disabled state
[  969.140770][   T12] c3 (unregistering): left allmulticast mode
[  969.140975][   T12] c3 (unregistering): left promiscuous mode
[  969.141159][   T12] br0: port 3(c3) entered disabled state
[  969.259828][   T12] br0: port 4(sender) entered disabled state
[  969.262283][   T12] sender (unregistering): left allmulticast mode
[  969.262479][   T12] sender (unregistering): left promiscuous mode
[  969.262663][   T12] br0: port 4(sender) entered disabled state