[   11.384069] br0: port 1(c1) entered blocking state
[   11.384155] br0: port 1(c1) entered disabled state
[   11.384221] c1: entered allmulticast mode
[   11.384308] c1: entered promiscuous mode
[   11.397800] br0: port 2(c2) entered blocking state
[   11.397839] br0: port 2(c2) entered disabled state
[   11.397870] c2: entered allmulticast mode
[   11.397913] c2: entered promiscuous mode
[   11.411153] br0: port 3(c3) entered blocking state
[   11.411201] br0: port 3(c3) entered disabled state
[   11.411232] c3: entered allmulticast mode
[   11.411279] c3: entered promiscuous mode
[   11.424628] br0: port 4(sender) entered blocking state
[   11.424667] br0: port 4(sender) entered disabled state
[   11.424705] sender: entered allmulticast mode
[   11.424757] sender: entered promiscuous mode
[   11.429936] br0: port 4(sender) entered blocking state
[   11.429973] br0: port 4(sender) entered forwarding state
[   11.430010] br0: port 3(c3) entered blocking state
[   11.430042] br0: port 3(c3) entered forwarding state
[   11.430068] br0: port 2(c2) entered blocking state
[   11.430098] br0: port 2(c2) entered forwarding state
[   11.430123] br0: port 1(c1) entered blocking state
[   11.430152] br0: port 1(c1) entered forwarding state
[   22.138573] br0: port 1(c1) entered disabled state
[   22.138735] c1 (unregistering): left allmulticast mode
[   22.138766] c1 (unregistering): left promiscuous mode
[   22.138803] br0: port 1(c1) entered disabled state
[   22.165568] br0: port 2(c2) entered disabled state
[   22.165724] c2 (unregistering): left allmulticast mode
[   22.165754] c2 (unregistering): left promiscuous mode
[   22.165783] br0: port 2(c2) entered disabled state
[   22.181553] sender: left allmulticast mode
[   22.181583] sender: left promiscuous mode
[   22.181615] br0: port 4(sender) entered disabled state
[   22.181774] c3: left allmulticast mode
[   22.181810] c3: left promiscuous mode
[   22.181832] br0: port 3(c3) entered disabled state