[ 3015.385325][T28743] br0: port 1(c1) entered blocking state
[ 3015.385668][T28743] br0: port 1(c1) entered disabled state
[ 3015.386013][T28743] c1: entered allmulticast mode
[ 3015.389875][T28743] c1: entered promiscuous mode
[ 3016.069905][T28748] br0: port 2(c2) entered blocking state
[ 3016.070307][T28748] br0: port 2(c2) entered disabled state
[ 3016.070709][T28748] c2: entered allmulticast mode
[ 3016.074500][T28748] c2: entered promiscuous mode
[ 3016.758518][T28753] br0: port 3(c3) entered blocking state
[ 3016.758950][T28753] br0: port 3(c3) entered disabled state
[ 3016.759619][T28753] c3: entered allmulticast mode
[ 3016.763068][T28753] c3: entered promiscuous mode
[ 3017.455110][T28758] br0: port 4(sender) entered blocking state
[ 3017.455517][T28758] br0: port 4(sender) entered disabled state
[ 3017.455931][T28758] sender: entered allmulticast mode
[ 3017.459320][T28758] sender: entered promiscuous mode
[ 3017.702066][T28760] br0: port 4(sender) entered blocking state
[ 3017.702509][T28760] br0: port 4(sender) entered forwarding state
[ 3017.703245][T28760] br0: port 3(c3) entered blocking state
[ 3017.703560][T28760] br0: port 3(c3) entered forwarding state
[ 3017.704236][T28760] br0: port 2(c2) entered blocking state
[ 3017.704554][T28760] br0: port 2(c2) entered forwarding state
[ 3017.705215][T28760] br0: port 1(c1) entered blocking state
[ 3017.705535][T28760] br0: port 1(c1) entered forwarding state
[ 3030.219431][   T12] br0: port 1(c1) entered disabled state
[ 3030.250635][   T12] c1 (unregistering): left allmulticast mode
[ 3030.251062][   T12] c1 (unregistering): left promiscuous mode
[ 3030.251505][   T12] br0: port 1(c1) entered disabled state
[ 3030.759443][   T12] br0: port 2(c2) entered disabled state
[ 3030.796005][   T12] c2 (unregistering): left allmulticast mode
[ 3030.796500][   T12] c2 (unregistering): left promiscuous mode
[ 3030.796960][   T12] br0: port 2(c2) entered disabled state
[ 3031.268326][   T12] br0: port 3(c3) entered disabled state
[ 3031.295178][   T12] c3 (unregistering): left allmulticast mode
[ 3031.295666][   T12] c3 (unregistering): left promiscuous mode
[ 3031.296156][   T12] br0: port 3(c3) entered disabled state
[ 3031.858460][   T12] br0: port 4(sender) entered disabled state
[ 3031.880274][   T12] sender (unregistering): left allmulticast mode
[ 3031.880820][   T12] sender (unregistering): left promiscuous mode
[ 3031.881227][   T12] br0: port 4(sender) entered disabled state