[ 1559.177432][ T8509] br1: port 1(veth1) entered blocking state
[ 1559.178662][ T8509] br1: port 1(veth1) entered disabled state
[ 1559.178976][ T8509] veth1: entered allmulticast mode
[ 1559.180940][ T8509] veth1: entered promiscuous mode
[ 1559.328267][ T4563] br1: port 1(veth1) entered blocking state
[ 1559.328529][ T4563] br1: port 1(veth1) entered forwarding state
[ 1574.877663][ T8568] br1: port 1(veth1) entered disabled state
[ 1575.025788][ T8569] veth1: left allmulticast mode
[ 1575.026063][ T8569] veth1: left promiscuous mode
[ 1575.026351][ T8569] br1: port 1(veth1) entered disabled state