[  486.315338][ T7501] br1: port 1(veth1) entered blocking state
[  486.315560][ T7501] br1: port 1(veth1) entered disabled state
[  486.315747][ T7501] veth1: entered allmulticast mode
[  486.317439][ T7501] veth1: entered promiscuous mode
[  486.357251][  T438] br1: port 1(veth1) entered blocking state
[  486.357441][  T438] br1: port 1(veth1) entered forwarding state
[  513.120347][ T7684] br1: port 1(veth1) entered disabled state
[  513.142810][ T7685] veth1: left allmulticast mode
[  513.143009][ T7685] veth1: left promiscuous mode
[  513.143291][ T7685] br1: port 1(veth1) entered disabled state