[  556.011499] br: port 1(veth1) entered blocking state
[  556.011555] br: port 1(veth1) entered disabled state
[  556.011600] veth1: entered allmulticast mode
[  556.011654] veth1: entered promiscuous mode
[  556.011721] br: port 1(veth1) entered blocking state
[  556.011761] br: port 1(veth1) entered forwarding state
[  556.015707] br: port 2(veth3) entered blocking state
[  556.015744] br: port 2(veth3) entered disabled state
[  556.015780] veth3: entered allmulticast mode
[  556.015836] veth3: entered promiscuous mode
[  556.015885] br: port 2(veth3) entered blocking state
[  556.015916] br: port 2(veth3) entered forwarding state
[  556.019702] br: port 3(veth4) entered blocking state
[  556.019739] br: port 3(veth4) entered disabled state
[  556.019773] veth4: entered allmulticast mode
[  556.019818] veth4: entered promiscuous mode
[  556.019871] br: port 3(veth4) entered blocking state
[  556.019906] br: port 3(veth4) entered forwarding state
[  656.720819] br: port 3(veth4) entered disabled state
[  656.720923] veth4: left allmulticast mode
[  656.720985] veth4: left promiscuous mode
[  656.721050] br: port 3(veth4) entered disabled state
[  656.724016] br: port 2(veth3) entered disabled state
[  656.724067] veth3: left allmulticast mode
[  656.724093] veth3: left promiscuous mode
[  656.724118] br: port 2(veth3) entered disabled state
[  656.727010] br: port 1(veth1) entered disabled state
[  656.727056] veth1: left allmulticast mode
[  656.727086] veth1: left promiscuous mode
[  656.727107] br: port 1(veth1) entered disabled state