[  455.266322] ip (12283) used greatest stack depth: 12216 bytes left
[  455.381947] br0: port 1(c1) entered blocking state
[  455.382007] br0: port 1(c1) entered disabled state
[  455.382055] c1: entered allmulticast mode
[  455.382122] c1: entered promiscuous mode
[  455.434351] br0: port 2(c2) entered blocking state
[  455.434419] br0: port 2(c2) entered disabled state
[  455.434478] c2: entered allmulticast mode
[  455.434556] c2: entered promiscuous mode
[  455.490995] br0: port 3(c3) entered blocking state
[  455.491077] br0: port 3(c3) entered disabled state
[  455.491133] c3: entered allmulticast mode
[  455.491197] c3: entered promiscuous mode
[  455.542115] br0: port 4(sender) entered blocking state
[  455.542180] br0: port 4(sender) entered disabled state
[  455.542234] sender: entered allmulticast mode
[  455.542312] sender: entered promiscuous mode
[  455.562971] br0: port 4(sender) entered blocking state
[  455.563038] br0: port 4(sender) entered forwarding state
[  455.563084] br0: port 3(c3) entered blocking state
[  455.563126] br0: port 3(c3) entered forwarding state
[  455.563171] br0: port 2(c2) entered blocking state
[  455.563213] br0: port 2(c2) entered forwarding state
[  455.563255] br0: port 1(c1) entered blocking state
[  455.563296] br0: port 1(c1) entered forwarding state
[  466.278039] br0: port 1(c1) entered disabled state
[  466.278314] c1 (unregistering): left allmulticast mode
[  466.278396] c1 (unregistering): left promiscuous mode
[  466.278444] br0: port 1(c1) entered disabled state
[  466.324124] br0: port 2(c2) entered disabled state
[  466.324542] c2 (unregistering): left allmulticast mode
[  466.324624] c2 (unregistering): left promiscuous mode
[  466.324713] br0: port 2(c2) entered disabled state
[  466.354054] br0: port 3(c3) entered disabled state
[  466.354352] c3 (unregistering): left allmulticast mode
[  466.354421] c3 (unregistering): left promiscuous mode
[  466.354485] br0: port 3(c3) entered disabled state
[  466.385088] br0: port 4(sender) entered disabled state
[  466.385387] sender (unregistering): left allmulticast mode
[  466.385446] sender (unregistering): left promiscuous mode
[  466.385540] br0: port 4(sender) entered disabled state