[ 1526.368327][ T8890] br1: port 1(veth1) entered blocking state
[ 1526.368580][ T8890] br1: port 1(veth1) entered disabled state
[ 1526.368855][ T8890] veth1: entered allmulticast mode
[ 1526.370757][ T8890] veth1: entered promiscuous mode
[ 1526.534424][    T7] br1: port 1(veth1) entered blocking state
[ 1526.534691][    T7] br1: port 1(veth1) entered forwarding state
[ 1546.640633][ T8965] br1: port 1(veth1) entered disabled state
[ 1546.786640][ T8967] veth1: left allmulticast mode
[ 1546.786878][ T8967] veth1: left promiscuous mode
[ 1546.787178][ T8967] br1: port 1(veth1) entered disabled state