[  912.654255][T32557] br0: port 1(c1) entered blocking state
[  912.654464][T32557] br0: port 1(c1) entered disabled state
[  912.654619][T32557] c1: entered allmulticast mode
[  912.656041][T32557] c1: entered promiscuous mode
[  912.804710][T32562] br0: port 2(c2) entered blocking state
[  912.804859][T32562] br0: port 2(c2) entered disabled state
[  912.804998][T32562] c2: entered allmulticast mode
[  912.806398][T32562] c2: entered promiscuous mode
[  912.957355][T32567] br0: port 3(c3) entered blocking state
[  912.957502][T32567] br0: port 3(c3) entered disabled state
[  912.957637][T32567] c3: entered allmulticast mode
[  912.959010][T32567] c3: entered promiscuous mode
[  913.098319][T32572] br0: port 4(sender) entered blocking state
[  913.098493][T32572] br0: port 4(sender) entered disabled state
[  913.098652][T32572] sender: entered allmulticast mode
[  913.100030][T32572] sender: entered promiscuous mode
[  913.148044][T32574] br0: port 4(sender) entered blocking state
[  913.148267][T32574] br0: port 4(sender) entered forwarding state
[  913.148578][T32574] br0: port 3(c3) entered blocking state
[  913.148717][T32574] br0: port 3(c3) entered forwarding state
[  913.148995][T32574] br0: port 2(c2) entered blocking state
[  913.149151][T32574] br0: port 2(c2) entered forwarding state
[  913.149472][T32574] br0: port 1(c1) entered blocking state
[  913.149612][T32574] br0: port 1(c1) entered forwarding state
[  924.107051][   T12] br0: port 1(c1) entered disabled state
[  924.110605][   T12] c1 (unregistering): left allmulticast mode
[  924.110815][   T12] c1 (unregistering): left promiscuous mode
[  924.111010][   T12] br0: port 1(c1) entered disabled state
[  924.218262][   T12] br0: port 2(c2) entered disabled state
[  924.227973][   T12] c2 (unregistering): left allmulticast mode
[  924.228783][   T12] c2 (unregistering): left promiscuous mode
[  924.228939][   T12] br0: port 2(c2) entered disabled state
[  924.322881][   T12] br0: port 3(c3) entered disabled state
[  924.326871][   T12] c3 (unregistering): left allmulticast mode
[  924.327066][   T12] c3 (unregistering): left promiscuous mode
[  924.327213][   T12] br0: port 3(c3) entered disabled state
[  924.451036][   T12] br0: port 4(sender) entered disabled state
[  924.453487][   T12] sender (unregistering): left allmulticast mode
[  924.453954][   T12] sender (unregistering): left promiscuous mode
[  924.454118][   T12] br0: port 4(sender) entered disabled state