[ 2931.882871][T28975] br0: port 1(c1) entered blocking state
[ 2931.883286][T28975] br0: port 1(c1) entered disabled state
[ 2931.884118][T28975] c1: entered allmulticast mode
[ 2931.887488][T28975] c1: entered promiscuous mode
[ 2932.522848][T28980] br0: port 2(c2) entered blocking state
[ 2932.523185][T28980] br0: port 2(c2) entered disabled state
[ 2932.523549][T28980] c2: entered allmulticast mode
[ 2932.527452][T28980] c2: entered promiscuous mode
[ 2933.185221][T28985] br0: port 3(c3) entered blocking state
[ 2933.185618][T28985] br0: port 3(c3) entered disabled state
[ 2933.185985][T28985] c3: entered allmulticast mode
[ 2933.189925][T28985] c3: entered promiscuous mode
[ 2933.852171][T28990] br0: port 4(sender) entered blocking state
[ 2933.853002][T28990] br0: port 4(sender) entered disabled state
[ 2933.853434][T28990] sender: entered allmulticast mode
[ 2933.856775][T28990] sender: entered promiscuous mode
[ 2934.111290][T28992] br0: port 4(sender) entered blocking state
[ 2934.111820][T28992] br0: port 4(sender) entered forwarding state
[ 2934.112611][T28992] br0: port 3(c3) entered blocking state
[ 2934.112981][T28992] br0: port 3(c3) entered forwarding state
[ 2934.113691][T28992] br0: port 2(c2) entered blocking state
[ 2934.114064][T28992] br0: port 2(c2) entered forwarding state
[ 2934.114790][T28992] br0: port 1(c1) entered blocking state
[ 2934.115163][T28992] br0: port 1(c1) entered forwarding state
[ 2946.532107][   T12] br0: port 1(c1) entered disabled state
[ 2946.555312][   T12] c1 (unregistering): left allmulticast mode
[ 2946.555729][   T12] c1 (unregistering): left promiscuous mode
[ 2946.556227][   T12] br0: port 1(c1) entered disabled state
[ 2947.052570][   T12] br0: port 2(c2) entered disabled state
[ 2947.075153][   T12] c2 (unregistering): left allmulticast mode
[ 2947.077137][   T12] c2 (unregistering): left promiscuous mode
[ 2947.077558][   T12] br0: port 2(c2) entered disabled state
[ 2947.599110][   T12] br0: port 3(c3) entered disabled state
[ 2947.630360][   T12] c3 (unregistering): left allmulticast mode
[ 2947.632926][   T12] c3 (unregistering): left promiscuous mode
[ 2947.633325][   T12] br0: port 3(c3) entered disabled state
[ 2948.108461][   T12] br0: port 4(sender) entered disabled state
[ 2948.129636][   T12] sender (unregistering): left allmulticast mode
[ 2948.130084][   T12] sender (unregistering): left promiscuous mode
[ 2948.130495][   T12] br0: port 4(sender) entered disabled state