[  680.262052] ip (14911) used greatest stack depth: 12072 bytes left
[  680.352660] br0: port 1(c1) entered blocking state
[  680.352760] br0: port 1(c1) entered disabled state
[  680.352839] c1: entered allmulticast mode
[  680.352919] c1: entered promiscuous mode
[  680.405170] br0: port 2(c2) entered blocking state
[  680.405236] br0: port 2(c2) entered disabled state
[  680.405297] c2: entered allmulticast mode
[  680.405365] c2: entered promiscuous mode
[  680.456747] br0: port 3(c3) entered blocking state
[  680.456850] br0: port 3(c3) entered disabled state
[  680.456917] c3: entered allmulticast mode
[  680.456992] c3: entered promiscuous mode
[  680.506380] br0: port 4(sender) entered blocking state
[  680.506448] br0: port 4(sender) entered disabled state
[  680.506505] sender: entered allmulticast mode
[  680.506591] sender: entered promiscuous mode
[  680.527203] br0: port 4(sender) entered blocking state
[  680.527291] br0: port 4(sender) entered forwarding state
[  680.527359] br0: port 3(c3) entered blocking state
[  680.527418] br0: port 3(c3) entered forwarding state
[  680.527472] br0: port 2(c2) entered blocking state
[  680.527527] br0: port 2(c2) entered forwarding state
[  680.527580] br0: port 1(c1) entered blocking state
[  680.527634] br0: port 1(c1) entered forwarding state
[  691.258363] br0: port 1(c1) entered disabled state
[  691.258687] c1 (unregistering): left allmulticast mode
[  691.258739] c1 (unregistering): left promiscuous mode
[  691.258801] br0: port 1(c1) entered disabled state
[  691.304317] br0: port 2(c2) entered disabled state
[  691.304893] c2 (unregistering): left allmulticast mode
[  691.304941] c2 (unregistering): left promiscuous mode
[  691.304981] br0: port 2(c2) entered disabled state
[  691.346330] br0: port 3(c3) entered disabled state
[  691.346590] c3 (unregistering): left allmulticast mode
[  691.346637] c3 (unregistering): left promiscuous mode
[  691.346676] br0: port 3(c3) entered disabled state
[  691.390320] br0: port 4(sender) entered disabled state
[  691.390607] sender (unregistering): left allmulticast mode
[  691.390676] sender (unregistering): left promiscuous mode
[  691.390712] br0: port 4(sender) entered disabled state