[  749.439521][ T7749] br1: port 1(veth1) entered blocking state
[  749.439861][ T7749] br1: port 1(veth1) entered disabled state
[  749.440570][ T7749] veth1: entered allmulticast mode
[  749.442221][ T7749] veth1: entered promiscuous mode
[  749.482592][   T37] br1: port 1(veth1) entered blocking state
[  749.482929][   T37] br1: port 1(veth1) entered forwarding state
[  776.651646][ T7932] br1: port 1(veth1) entered disabled state
[  776.685921][ T7934] veth1: left allmulticast mode
[  776.686209][ T7934] veth1: left promiscuous mode
[  776.686526][ T7934] br1: port 1(veth1) entered disabled state