[  830.647810][ T8751] br1: port 1(veth1) entered blocking state
[  830.648071][ T8751] br1: port 1(veth1) entered disabled state
[  830.648311][ T8751] veth1: entered allmulticast mode
[  830.650064][ T8751] veth1: entered promiscuous mode
[  830.672670][   T37] br1: port 1(veth1) entered blocking state
[  830.672912][   T37] br1: port 1(veth1) entered forwarding state
[  842.060640][ T8850] br1: port 1(veth1) entered disabled state
[  842.082845][ T8851] veth1: left allmulticast mode
[  842.083033][ T8851] veth1: left promiscuous mode
[  842.083300][ T8851] br1: port 1(veth1) entered disabled state