[  736.949585] br0: port 1(c1) entered blocking state
[  736.949656] br0: port 1(c1) entered disabled state
[  736.949711] c1: entered allmulticast mode
[  736.949803] c1: entered promiscuous mode
[  737.006426] br0: port 2(c2) entered blocking state
[  737.006494] br0: port 2(c2) entered disabled state
[  737.006560] c2: entered allmulticast mode
[  737.006642] c2: entered promiscuous mode
[  737.065856] br0: port 3(c3) entered blocking state
[  737.065936] br0: port 3(c3) entered disabled state
[  737.066011] c3: entered allmulticast mode
[  737.066101] c3: entered promiscuous mode
[  737.128240] br0: port 4(sender) entered blocking state
[  737.128315] br0: port 4(sender) entered disabled state
[  737.128378] sender: entered allmulticast mode
[  737.128487] sender: entered promiscuous mode
[  737.152223] br0: port 4(sender) entered blocking state
[  737.152297] br0: port 4(sender) entered forwarding state
[  737.152359] br0: port 3(c3) entered blocking state
[  737.152406] br0: port 3(c3) entered forwarding state
[  737.152450] br0: port 2(c2) entered blocking state
[  737.152500] br0: port 2(c2) entered forwarding state
[  737.152550] br0: port 1(c1) entered blocking state
[  737.152590] br0: port 1(c1) entered forwarding state
[  747.907740] br0: port 1(c1) entered disabled state
[  747.908197] c1 (unregistering): left allmulticast mode
[  747.908268] c1 (unregistering): left promiscuous mode
[  747.908330] br0: port 1(c1) entered disabled state
[  747.949709] br0: port 2(c2) entered disabled state
[  747.950219] c2 (unregistering): left allmulticast mode
[  747.950321] c2 (unregistering): left promiscuous mode
[  747.950374] br0: port 2(c2) entered disabled state
[  748.002691] br0: port 3(c3) entered disabled state
[  748.003026] c3 (unregistering): left allmulticast mode
[  748.003075] c3 (unregistering): left promiscuous mode
[  748.003120] br0: port 3(c3) entered disabled state
[  748.050711] br0: port 4(sender) entered disabled state
[  748.051042] sender (unregistering): left allmulticast mode
[  748.051155] sender (unregistering): left promiscuous mode
[  748.051219] br0: port 4(sender) entered disabled state