[  470.073451] ip (12175) used greatest stack depth: 12104 bytes left
[  470.103100] br0: port 1(c1) entered blocking state
[  470.103164] br0: port 1(c1) entered disabled state
[  470.103219] c1: entered allmulticast mode
[  470.103285] c1: entered promiscuous mode
[  470.156050] br0: port 2(c2) entered blocking state
[  470.156118] br0: port 2(c2) entered disabled state
[  470.156199] c2: entered allmulticast mode
[  470.156279] c2: entered promiscuous mode
[  470.208927] br0: port 3(c3) entered blocking state
[  470.208994] br0: port 3(c3) entered disabled state
[  470.209056] c3: entered allmulticast mode
[  470.209157] c3: entered promiscuous mode
[  470.262341] br0: port 4(sender) entered blocking state
[  470.262410] br0: port 4(sender) entered disabled state
[  470.262476] sender: entered allmulticast mode
[  470.262577] sender: entered promiscuous mode
[  470.284276] br0: port 4(sender) entered blocking state
[  470.284342] br0: port 4(sender) entered forwarding state
[  470.284396] br0: port 3(c3) entered blocking state
[  470.284443] br0: port 3(c3) entered forwarding state
[  470.284494] br0: port 2(c2) entered blocking state
[  470.284541] br0: port 2(c2) entered forwarding state
[  470.284591] br0: port 1(c1) entered blocking state
[  470.284637] br0: port 1(c1) entered forwarding state
[  480.995280] br0: port 1(c1) entered disabled state
[  480.995522] c1 (unregistering): left allmulticast mode
[  480.995577] c1 (unregistering): left promiscuous mode
[  480.995618] br0: port 1(c1) entered disabled state
[  481.037326] br0: port 2(c2) entered disabled state
[  481.037607] c2 (unregistering): left allmulticast mode
[  481.037656] c2 (unregistering): left promiscuous mode
[  481.037697] br0: port 2(c2) entered disabled state
[  481.068325] br0: port 3(c3) entered disabled state
[  481.068673] c3 (unregistering): left allmulticast mode
[  481.068767] c3 (unregistering): left promiscuous mode
[  481.068825] br0: port 3(c3) entered disabled state
[  481.111259] br0: port 4(sender) entered disabled state
[  481.111570] sender (unregistering): left allmulticast mode
[  481.111664] sender (unregistering): left promiscuous mode
[  481.111725] br0: port 4(sender) entered disabled state