[  981.245451][T31620] br0: port 1(c1) entered blocking state
[  981.245646][T31620] br0: port 1(c1) entered disabled state
[  981.245827][T31620] c1: entered allmulticast mode
[  981.248116][T31620] c1: entered promiscuous mode
[  981.403580][T31625] br0: port 2(c2) entered blocking state
[  981.403781][T31625] br0: port 2(c2) entered disabled state
[  981.403967][T31625] c2: entered allmulticast mode
[  981.405495][T31625] c2: entered promiscuous mode
[  981.557434][T31630] br0: port 3(c3) entered blocking state
[  981.557626][T31630] br0: port 3(c3) entered disabled state
[  981.557978][T31630] c3: entered allmulticast mode
[  981.559507][T31630] c3: entered promiscuous mode
[  981.695953][T31635] br0: port 4(sender) entered blocking state
[  981.696169][T31635] br0: port 4(sender) entered disabled state
[  981.696363][T31635] sender: entered allmulticast mode
[  981.697866][T31635] sender: entered promiscuous mode
[  981.749934][T31637] br0: port 4(sender) entered blocking state
[  981.750165][T31637] br0: port 4(sender) entered forwarding state
[  981.750510][T31637] br0: port 3(c3) entered blocking state
[  981.750661][T31637] br0: port 3(c3) entered forwarding state
[  981.750980][T31637] br0: port 2(c2) entered blocking state
[  981.751131][T31637] br0: port 2(c2) entered forwarding state
[  981.751425][T31637] br0: port 1(c1) entered blocking state
[  981.751577][T31637] br0: port 1(c1) entered forwarding state
[  992.885112][   T12] br0: port 1(c1) entered disabled state
[  992.897503][   T12] c1 (unregistering): left allmulticast mode
[  992.897736][   T12] c1 (unregistering): left promiscuous mode
[  992.897999][   T12] br0: port 1(c1) entered disabled state
[  993.073450][   T12] br0: port 2(c2) entered disabled state
[  993.089629][   T12] c2 (unregistering): left allmulticast mode
[  993.089842][   T12] c2 (unregistering): left promiscuous mode
[  993.090029][   T12] br0: port 2(c2) entered disabled state
[  993.232673][   T12] br0: port 3(c3) entered disabled state
[  993.247571][   T12] c3 (unregistering): left allmulticast mode
[  993.247814][   T12] c3 (unregistering): left promiscuous mode
[  993.248012][   T12] br0: port 3(c3) entered disabled state
[  993.417871][   T12] br0: port 4(sender) entered disabled state
[  993.430004][   T12] sender (unregistering): left allmulticast mode
[  993.430218][   T12] sender (unregistering): left promiscuous mode
[  993.430408][   T12] br0: port 4(sender) entered disabled state