[ 2874.678955][T28955] br0: port 1(c1) entered blocking state
[ 2874.679301][T28955] br0: port 1(c1) entered disabled state
[ 2874.679637][T28955] c1: entered allmulticast mode
[ 2874.683053][T28955] c1: entered promiscuous mode
[ 2875.355814][T28960] br0: port 2(c2) entered blocking state
[ 2875.356192][T28960] br0: port 2(c2) entered disabled state
[ 2875.356544][T28960] c2: entered allmulticast mode
[ 2875.360497][T28960] c2: entered promiscuous mode
[ 2876.021786][T28965] br0: port 3(c3) entered blocking state
[ 2876.022125][T28965] br0: port 3(c3) entered disabled state
[ 2876.022452][T28965] c3: entered allmulticast mode
[ 2876.026360][T28965] c3: entered promiscuous mode
[ 2876.693459][T28970] br0: port 4(sender) entered blocking state
[ 2876.693900][T28970] br0: port 4(sender) entered disabled state
[ 2876.694310][T28970] sender: entered allmulticast mode
[ 2876.697767][T28970] sender: entered promiscuous mode
[ 2876.937450][T28972] br0: port 4(sender) entered blocking state
[ 2876.937888][T28972] br0: port 4(sender) entered forwarding state
[ 2876.938601][T28972] br0: port 3(c3) entered blocking state
[ 2876.938925][T28972] br0: port 3(c3) entered forwarding state
[ 2876.939567][T28972] br0: port 2(c2) entered blocking state
[ 2876.939890][T28972] br0: port 2(c2) entered forwarding state
[ 2876.940527][T28972] br0: port 1(c1) entered blocking state
[ 2876.940857][T28972] br0: port 1(c1) entered forwarding state
[ 2889.368574][   T12] br0: port 1(c1) entered disabled state
[ 2889.392746][   T12] c1 (unregistering): left allmulticast mode
[ 2889.393153][   T12] c1 (unregistering): left promiscuous mode
[ 2889.393522][   T12] br0: port 1(c1) entered disabled state
[ 2889.937927][   T12] br0: port 2(c2) entered disabled state
[ 2889.961551][   T12] c2 (unregistering): left allmulticast mode
[ 2889.962145][   T12] c2 (unregistering): left promiscuous mode
[ 2889.962620][   T12] br0: port 2(c2) entered disabled state
[ 2890.477602][   T12] br0: port 3(c3) entered disabled state
[ 2890.500885][   T12] c3 (unregistering): left allmulticast mode
[ 2890.501308][   T12] c3 (unregistering): left promiscuous mode
[ 2890.501693][   T12] br0: port 3(c3) entered disabled state
[ 2890.981875][   T12] br0: port 4(sender) entered disabled state
[ 2891.005956][   T12] sender (unregistering): left allmulticast mode
[ 2891.006376][   T12] sender (unregistering): left promiscuous mode
[ 2891.006764][   T12] br0: port 4(sender) entered disabled state