[  874.131742][T32512] br0: port 1(c1) entered blocking state
[  874.131943][T32512] br0: port 1(c1) entered disabled state
[  874.132119][T32512] c1: entered allmulticast mode
[  874.133841][T32512] c1: entered promiscuous mode
[  874.290351][T32517] br0: port 2(c2) entered blocking state
[  874.290540][T32517] br0: port 2(c2) entered disabled state
[  874.290710][T32517] c2: entered allmulticast mode
[  874.293090][T32517] c2: entered promiscuous mode
[  874.450570][T32522] br0: port 3(c3) entered blocking state
[  874.450745][T32522] br0: port 3(c3) entered disabled state
[  874.450915][T32522] c3: entered allmulticast mode
[  874.452629][T32522] c3: entered promiscuous mode
[  874.588785][T32527] br0: port 4(sender) entered blocking state
[  874.588992][T32527] br0: port 4(sender) entered disabled state
[  874.589198][T32527] sender: entered allmulticast mode
[  874.591339][T32527] sender: entered promiscuous mode
[  874.638993][T32529] br0: port 4(sender) entered blocking state
[  874.639209][T32529] br0: port 4(sender) entered forwarding state
[  874.639559][T32529] br0: port 3(c3) entered blocking state
[  874.639709][T32529] br0: port 3(c3) entered forwarding state
[  874.640006][T32529] br0: port 2(c2) entered blocking state
[  874.640159][T32529] br0: port 2(c2) entered forwarding state
[  874.640466][T32529] br0: port 1(c1) entered blocking state
[  874.640616][T32529] br0: port 1(c1) entered forwarding state
[  885.627660][   T72] br0: port 1(c1) entered disabled state
[  885.631137][   T72] c1 (unregistering): left allmulticast mode
[  885.631344][   T72] c1 (unregistering): left promiscuous mode
[  885.631806][   T72] br0: port 1(c1) entered disabled state
[  885.744006][   T72] br0: port 2(c2) entered disabled state
[  885.756209][   T72] c2 (unregistering): left allmulticast mode
[  885.756423][   T72] c2 (unregistering): left promiscuous mode
[  885.756604][   T72] br0: port 2(c2) entered disabled state
[  885.862365][   T72] br0: port 3(c3) entered disabled state
[  885.866050][   T72] c3 (unregistering): left allmulticast mode
[  885.866258][   T72] c3 (unregistering): left promiscuous mode
[  885.866457][   T72] br0: port 3(c3) entered disabled state
[  885.978595][   T72] br0: port 4(sender) entered disabled state
[  885.981276][   T72] sender (unregistering): left allmulticast mode
[  885.982624][   T72] sender (unregistering): left promiscuous mode
[  885.982804][   T72] br0: port 4(sender) entered disabled state