[  656.653027] br0: port 1(c1) entered blocking state
[  656.653100] br0: port 1(c1) entered disabled state
[  656.653186] c1: entered allmulticast mode
[  656.653274] c1: entered promiscuous mode
[  656.713017] br0: port 2(c2) entered blocking state
[  656.713144] br0: port 2(c2) entered disabled state
[  656.713238] c2: entered allmulticast mode
[  656.713336] c2: entered promiscuous mode
[  656.770213] br0: port 3(c3) entered blocking state
[  656.770280] br0: port 3(c3) entered disabled state
[  656.770339] c3: entered allmulticast mode
[  656.770409] c3: entered promiscuous mode
[  656.822517] br0: port 4(sender) entered blocking state
[  656.822630] br0: port 4(sender) entered disabled state
[  656.822728] sender: entered allmulticast mode
[  656.822842] sender: entered promiscuous mode
[  656.842692] br0: port 4(sender) entered blocking state
[  656.842796] br0: port 4(sender) entered forwarding state
[  656.842862] br0: port 3(c3) entered blocking state
[  656.842917] br0: port 3(c3) entered forwarding state
[  656.842974] br0: port 2(c2) entered blocking state
[  656.843026] br0: port 2(c2) entered forwarding state
[  656.843083] br0: port 1(c1) entered blocking state
[  656.843136] br0: port 1(c1) entered forwarding state
[  667.541843] br0: port 1(c1) entered disabled state
[  667.542126] c1 (unregistering): left allmulticast mode
[  667.542176] c1 (unregistering): left promiscuous mode
[  667.542226] br0: port 1(c1) entered disabled state
[  667.586801] br0: port 2(c2) entered disabled state
[  667.587085] c2 (unregistering): left allmulticast mode
[  667.587140] c2 (unregistering): left promiscuous mode
[  667.587186] br0: port 2(c2) entered disabled state
[  667.629796] br0: port 3(c3) entered disabled state
[  667.630061] c3 (unregistering): left allmulticast mode
[  667.630110] c3 (unregistering): left promiscuous mode
[  667.630157] br0: port 3(c3) entered disabled state
[  667.667852] br0: port 4(sender) entered disabled state
[  667.668136] sender (unregistering): left allmulticast mode
[  667.668199] sender (unregistering): left promiscuous mode
[  667.668252] br0: port 4(sender) entered disabled state