[ 2974.255007][T27969] br0: port 1(c1) entered blocking state
[ 2974.255432][T27969] br0: port 1(c1) entered disabled state
[ 2974.255880][T27969] c1: entered allmulticast mode
[ 2974.259289][T27969] c1: entered promiscuous mode
[ 2974.935734][T27974] br0: port 2(c2) entered blocking state
[ 2974.936134][T27974] br0: port 2(c2) entered disabled state
[ 2974.936517][T27974] c2: entered allmulticast mode
[ 2974.940318][T27974] c2: entered promiscuous mode
[ 2975.601504][T27979] br0: port 3(c3) entered blocking state
[ 2975.601880][T27979] br0: port 3(c3) entered disabled state
[ 2975.602238][T27979] c3: entered allmulticast mode
[ 2975.605596][T27979] c3: entered promiscuous mode
[ 2976.250937][T27984] br0: port 4(sender) entered blocking state
[ 2976.251367][T27984] br0: port 4(sender) entered disabled state
[ 2976.260810][T27984] sender: entered allmulticast mode
[ 2976.264201][T27984] sender: entered promiscuous mode
[ 2976.515222][T27986] br0: port 4(sender) entered blocking state
[ 2976.515725][T27986] br0: port 4(sender) entered forwarding state
[ 2976.516443][T27986] br0: port 3(c3) entered blocking state
[ 2976.516775][T27986] br0: port 3(c3) entered forwarding state
[ 2976.517886][T27986] br0: port 2(c2) entered blocking state
[ 2976.518229][T27986] br0: port 2(c2) entered forwarding state
[ 2976.518895][T27986] br0: port 1(c1) entered blocking state
[ 2976.519225][T27986] br0: port 1(c1) entered forwarding state
[ 2988.993591][   T70] br0: port 1(c1) entered disabled state
[ 2989.017866][   T70] c1 (unregistering): left allmulticast mode
[ 2989.018313][   T70] c1 (unregistering): left promiscuous mode
[ 2989.019419][   T70] br0: port 1(c1) entered disabled state
[ 2989.506361][   T70] br0: port 2(c2) entered disabled state
[ 2989.530434][   T70] c2 (unregistering): left allmulticast mode
[ 2989.531070][   T70] c2 (unregistering): left promiscuous mode
[ 2989.531451][   T70] br0: port 2(c2) entered disabled state
[ 2990.046196][   T70] br0: port 3(c3) entered disabled state
[ 2990.066688][   T70] c3 (unregistering): left allmulticast mode
[ 2990.067100][   T70] c3 (unregistering): left promiscuous mode
[ 2990.067492][   T70] br0: port 3(c3) entered disabled state
[ 2990.592247][   T70] br0: port 4(sender) entered disabled state
[ 2990.614075][   T70] sender (unregistering): left allmulticast mode
[ 2990.614490][   T70] sender (unregistering): left promiscuous mode
[ 2990.616391][   T70] br0: port 4(sender) entered disabled state