[    9.627334] br0: port 1(c1) entered blocking state
[    9.627370] br0: port 1(c1) entered disabled state
[    9.627392] c1: entered allmulticast mode
[    9.627429] c1: entered promiscuous mode
[    9.640881] br0: port 2(c2) entered blocking state
[    9.640941] br0: port 2(c2) entered disabled state
[    9.640997] c2: entered allmulticast mode
[    9.641066] c2: entered promiscuous mode
[    9.654367] br0: port 3(c3) entered blocking state
[    9.654420] br0: port 3(c3) entered disabled state
[    9.654484] c3: entered allmulticast mode
[    9.654551] c3: entered promiscuous mode
[    9.667714] br0: port 4(sender) entered blocking state
[    9.667765] br0: port 4(sender) entered disabled state
[    9.667821] sender: entered allmulticast mode
[    9.667891] sender: entered promiscuous mode
[    9.673004] br0: port 4(sender) entered blocking state
[    9.673026] br0: port 4(sender) entered forwarding state
[    9.673045] br0: port 3(c3) entered blocking state
[    9.673059] br0: port 3(c3) entered forwarding state
[    9.673082] br0: port 2(c2) entered blocking state
[    9.673099] br0: port 2(c2) entered forwarding state
[    9.673117] br0: port 1(c1) entered blocking state
[    9.673131] br0: port 1(c1) entered forwarding state
[   20.376557] br0: port 1(c1) entered disabled state
[   20.376773] c1 (unregistering): left allmulticast mode
[   20.376828] c1 (unregistering): left promiscuous mode
[   20.376880] br0: port 1(c1) entered disabled state
[   20.397569] br0: port 2(c2) entered disabled state
[   20.397757] c2 (unregistering): left allmulticast mode
[   20.397808] c2 (unregistering): left promiscuous mode
[   20.397860] br0: port 2(c2) entered disabled state
[   20.422521] sender: left allmulticast mode
[   20.422550] sender: left promiscuous mode
[   20.422601] br0: port 4(sender) entered disabled state
[   20.422748] c3: left allmulticast mode
[   20.422823] c3: left promiscuous mode
[   20.422875] br0: port 3(c3) entered disabled state