[  939.705355][T31556] br0: port 1(c1) entered blocking state
[  939.705560][T31556] br0: port 1(c1) entered disabled state
[  939.705740][T31556] c1: entered allmulticast mode
[  939.707280][T31556] c1: entered promiscuous mode
[  939.861543][T31561] br0: port 2(c2) entered blocking state
[  939.861742][T31561] br0: port 2(c2) entered disabled state
[  939.861911][T31561] c2: entered allmulticast mode
[  939.863437][T31561] c2: entered promiscuous mode
[  940.046095][T31566] br0: port 3(c3) entered blocking state
[  940.046322][T31566] br0: port 3(c3) entered disabled state
[  940.046543][T31566] c3: entered allmulticast mode
[  940.048132][T31566] c3: entered promiscuous mode
[  940.216621][T31571] br0: port 4(sender) entered blocking state
[  940.216886][T31571] br0: port 4(sender) entered disabled state
[  940.217609][T31571] sender: entered allmulticast mode
[  940.219207][T31571] sender: entered promiscuous mode
[  940.287609][T31573] br0: port 4(sender) entered blocking state
[  940.287870][T31573] br0: port 4(sender) entered forwarding state
[  940.288296][T31573] br0: port 3(c3) entered blocking state
[  940.288496][T31573] br0: port 3(c3) entered forwarding state
[  940.288857][T31573] br0: port 2(c2) entered blocking state
[  940.289066][T31573] br0: port 2(c2) entered forwarding state
[  940.289441][T31573] br0: port 1(c1) entered blocking state
[  940.289644][T31573] br0: port 1(c1) entered forwarding state
[  951.369580][   T71] br0: port 1(c1) entered disabled state
[  951.373198][   T71] c1 (unregistering): left allmulticast mode
[  951.373410][   T71] c1 (unregistering): left promiscuous mode
[  951.373591][   T71] br0: port 1(c1) entered disabled state
[  951.518312][   T71] br0: port 2(c2) entered disabled state
[  951.523440][   T71] c2 (unregistering): left allmulticast mode
[  951.524258][   T71] c2 (unregistering): left promiscuous mode
[  951.524611][   T71] br0: port 2(c2) entered disabled state
[  951.638159][   T71] br0: port 3(c3) entered disabled state
[  951.640490][   T71] c3 (unregistering): left allmulticast mode
[  951.640732][   T71] c3 (unregistering): left promiscuous mode
[  951.640961][   T71] br0: port 3(c3) entered disabled state
[  951.761244][   T71] br0: port 4(sender) entered disabled state
[  951.763732][   T71] sender (unregistering): left allmulticast mode
[  951.763933][   T71] sender (unregistering): left promiscuous mode
[  951.764126][   T71] br0: port 4(sender) entered disabled state