[  752.224115] br0: port 1(c1) entered blocking state
[  752.224179] br0: port 1(c1) entered disabled state
[  752.224241] c1: entered allmulticast mode
[  752.224328] c1: entered promiscuous mode
[  752.272246] br0: port 2(c2) entered blocking state
[  752.272303] br0: port 2(c2) entered disabled state
[  752.272373] c2: entered allmulticast mode
[  752.272447] c2: entered promiscuous mode
[  752.317705] br0: port 3(c3) entered blocking state
[  752.317764] br0: port 3(c3) entered disabled state
[  752.317834] c3: entered allmulticast mode
[  752.317921] c3: entered promiscuous mode
[  752.367204] br0: port 4(sender) entered blocking state
[  752.367260] br0: port 4(sender) entered disabled state
[  752.367321] sender: entered allmulticast mode
[  752.367420] sender: entered promiscuous mode
[  752.386529] br0: port 4(sender) entered blocking state
[  752.386603] br0: port 4(sender) entered forwarding state
[  752.386674] br0: port 3(c3) entered blocking state
[  752.386732] br0: port 3(c3) entered forwarding state
[  752.386795] br0: port 2(c2) entered blocking state
[  752.386852] br0: port 2(c2) entered forwarding state
[  752.386928] br0: port 1(c1) entered blocking state
[  752.386990] br0: port 1(c1) entered forwarding state
[  763.084813] br0: port 1(c1) entered disabled state
[  763.085103] c1 (unregistering): left allmulticast mode
[  763.085147] c1 (unregistering): left promiscuous mode
[  763.085186] br0: port 1(c1) entered disabled state
[  763.119684] br0: port 2(c2) entered disabled state
[  763.119928] c2 (unregistering): left allmulticast mode
[  763.119979] c2 (unregistering): left promiscuous mode
[  763.120017] br0: port 2(c2) entered disabled state
[  763.156702] br0: port 3(c3) entered disabled state
[  763.156943] c3 (unregistering): left allmulticast mode
[  763.156999] c3 (unregistering): left promiscuous mode
[  763.157035] br0: port 3(c3) entered disabled state
[  763.193716] br0: port 4(sender) entered disabled state
[  763.193941] sender (unregistering): left allmulticast mode
[  763.193986] sender (unregistering): left promiscuous mode
[  763.194028] br0: port 4(sender) entered disabled state