[ 2536.161506][T19130] br0: port 1(c1) entered blocking state
[ 2536.161861][T19130] br0: port 1(c1) entered disabled state
[ 2536.162103][T19130] c1: entered allmulticast mode
[ 2536.163974][T19130] c1: entered promiscuous mode
[ 2537.068449][T19135] br0: port 2(c2) entered blocking state
[ 2537.068737][T19135] br0: port 2(c2) entered disabled state
[ 2537.068988][T19135] c2: entered allmulticast mode
[ 2537.070899][T19135] c2: entered promiscuous mode
[ 2537.980314][T19140] br0: port 3(c3) entered blocking state
[ 2537.980609][T19140] br0: port 3(c3) entered disabled state
[ 2537.980865][T19140] c3: entered allmulticast mode
[ 2537.982766][T19140] c3: entered promiscuous mode
[ 2538.895706][T19145] br0: port 4(sender) entered blocking state
[ 2538.896039][T19145] br0: port 4(sender) entered disabled state
[ 2538.896345][T19145] sender: entered allmulticast mode
[ 2538.898242][T19145] sender: entered promiscuous mode
[ 2539.256369][T19147] br0: port 4(sender) entered blocking state
[ 2539.256736][T19147] br0: port 4(sender) entered forwarding state
[ 2539.257682][T19147] br0: port 3(c3) entered blocking state
[ 2539.257885][T19147] br0: port 3(c3) entered forwarding state
[ 2539.258287][T19147] br0: port 2(c2) entered blocking state
[ 2539.258490][T19147] br0: port 2(c2) entered forwarding state
[ 2539.258930][T19147] br0: port 1(c1) entered blocking state
[ 2539.259143][T19147] br0: port 1(c1) entered forwarding state
[ 2552.357305][   T76] br0: port 1(c1) entered disabled state
[ 2552.521179][   T76] c1 (unregistering): left allmulticast mode
[ 2552.521425][   T76] c1 (unregistering): left promiscuous mode
[ 2552.521683][   T76] br0: port 1(c1) entered disabled state
[ 2553.085226][   T76] br0: port 2(c2) entered disabled state
[ 2553.179172][   T76] c2 (unregistering): left allmulticast mode
[ 2553.179459][   T76] c2 (unregistering): left promiscuous mode
[ 2553.179713][   T76] br0: port 2(c2) entered disabled state
[ 2553.823857][   T76] br0: port 3(c3) entered disabled state
[ 2553.976170][   T76] c3 (unregistering): left allmulticast mode
[ 2553.976450][   T76] c3 (unregistering): left promiscuous mode
[ 2553.976692][   T76] br0: port 3(c3) entered disabled state
[ 2554.541107][   T76] br0: port 4(sender) entered disabled state
[ 2554.629668][   T76] sender (unregistering): left allmulticast mode
[ 2554.629927][   T76] sender (unregistering): left promiscuous mode
[ 2554.630144][   T76] br0: port 4(sender) entered disabled state