[  927.698082][T31552] br0: port 1(c1) entered blocking state
[  927.698268][T31552] br0: port 1(c1) entered disabled state
[  927.698435][T31552] c1: entered allmulticast mode
[  927.699873][T31552] c1: entered promiscuous mode
[  927.838797][T31557] br0: port 2(c2) entered blocking state
[  927.839006][T31557] br0: port 2(c2) entered disabled state
[  927.839219][T31557] c2: entered allmulticast mode
[  927.841392][T31557] c2: entered promiscuous mode
[  927.972029][T31562] br0: port 3(c3) entered blocking state
[  927.972226][T31562] br0: port 3(c3) entered disabled state
[  927.972459][T31562] c3: entered allmulticast mode
[  927.973967][T31562] c3: entered promiscuous mode
[  928.120580][T31567] br0: port 4(sender) entered blocking state
[  928.120815][T31567] br0: port 4(sender) entered disabled state
[  928.121059][T31567] sender: entered allmulticast mode
[  928.122860][T31567] sender: entered promiscuous mode
[  928.172049][T31569] br0: port 4(sender) entered blocking state
[  928.172287][T31569] br0: port 4(sender) entered forwarding state
[  928.172690][T31569] br0: port 3(c3) entered blocking state
[  928.172877][T31569] br0: port 3(c3) entered forwarding state
[  928.173221][T31569] br0: port 2(c2) entered blocking state
[  928.173426][T31569] br0: port 2(c2) entered forwarding state
[  928.173773][T31569] br0: port 1(c1) entered blocking state
[  928.173962][T31569] br0: port 1(c1) entered forwarding state
[  939.217796][   T12] br0: port 1(c1) entered disabled state
[  939.228280][   T12] c1 (unregistering): left allmulticast mode
[  939.229432][   T12] c1 (unregistering): left promiscuous mode
[  939.229625][   T12] br0: port 1(c1) entered disabled state
[  939.350491][   T12] br0: port 2(c2) entered disabled state
[  939.364133][   T12] c2 (unregistering): left allmulticast mode
[  939.364337][   T12] c2 (unregistering): left promiscuous mode
[  939.364596][   T12] br0: port 2(c2) entered disabled state
[  939.481566][   T12] br0: port 3(c3) entered disabled state
[  939.498631][   T12] c3 (unregistering): left allmulticast mode
[  939.498883][   T12] c3 (unregistering): left promiscuous mode
[  939.499116][   T12] br0: port 3(c3) entered disabled state
[  939.624312][   T12] br0: port 4(sender) entered disabled state
[  939.634939][   T12] sender (unregistering): left allmulticast mode
[  939.635168][   T12] sender (unregistering): left promiscuous mode
[  939.635423][   T12] br0: port 4(sender) entered disabled state