[ 2872.000574][T28756] br0: port 1(c1) entered blocking state
[ 2872.000909][T28756] br0: port 1(c1) entered disabled state
[ 2872.001256][T28756] c1: entered allmulticast mode
[ 2872.004650][T28756] c1: entered promiscuous mode
[ 2872.670806][T28761] br0: port 2(c2) entered blocking state
[ 2872.671246][T28761] br0: port 2(c2) entered disabled state
[ 2872.671584][T28761] c2: entered allmulticast mode
[ 2872.674886][T28761] c2: entered promiscuous mode
[ 2873.330168][T28766] br0: port 3(c3) entered blocking state
[ 2873.330544][T28766] br0: port 3(c3) entered disabled state
[ 2873.330913][T28766] c3: entered allmulticast mode
[ 2873.334610][T28766] c3: entered promiscuous mode
[ 2874.006526][T28771] br0: port 4(sender) entered blocking state
[ 2874.006935][T28771] br0: port 4(sender) entered disabled state
[ 2874.007365][T28771] sender: entered allmulticast mode
[ 2874.010729][T28771] sender: entered promiscuous mode
[ 2874.264824][T28773] br0: port 4(sender) entered blocking state
[ 2874.265350][T28773] br0: port 4(sender) entered forwarding state
[ 2874.266439][T28773] br0: port 3(c3) entered blocking state
[ 2874.266775][T28773] br0: port 3(c3) entered forwarding state
[ 2874.267450][T28773] br0: port 2(c2) entered blocking state
[ 2874.267772][T28773] br0: port 2(c2) entered forwarding state
[ 2874.268433][T28773] br0: port 1(c1) entered blocking state
[ 2874.268868][T28773] br0: port 1(c1) entered forwarding state
[ 2886.752179][   T12] br0: port 1(c1) entered disabled state
[ 2886.772272][   T12] c1 (unregistering): left allmulticast mode
[ 2886.772842][   T12] c1 (unregistering): left promiscuous mode
[ 2886.775021][   T12] br0: port 1(c1) entered disabled state
[ 2887.292578][   T12] br0: port 2(c2) entered disabled state
[ 2887.311113][   T12] c2 (unregistering): left allmulticast mode
[ 2887.311525][   T12] c2 (unregistering): left promiscuous mode
[ 2887.311915][   T12] br0: port 2(c2) entered disabled state
[ 2887.829221][   T12] br0: port 3(c3) entered disabled state
[ 2887.850449][   T12] c3 (unregistering): left allmulticast mode
[ 2887.850883][   T12] c3 (unregistering): left promiscuous mode
[ 2887.853276][   T12] br0: port 3(c3) entered disabled state
[ 2888.362302][   T12] br0: port 4(sender) entered disabled state
[ 2888.385770][   T12] sender (unregistering): left allmulticast mode
[ 2888.386222][   T12] sender (unregistering): left promiscuous mode
[ 2888.386605][   T12] br0: port 4(sender) entered disabled state