[ 1562.039999][ T4821] br1: port 1(veth1) entered blocking state
[ 1562.040300][ T4821] br1: port 1(veth1) entered disabled state
[ 1562.040563][ T4821] veth1: entered allmulticast mode
[ 1562.042416][ T4821] veth1: entered promiscuous mode
[ 1562.193343][   T52] br1: port 1(veth1) entered blocking state
[ 1562.193855][   T52] br1: port 1(veth1) entered forwarding state
[ 1577.976280][ T4880] br1: port 1(veth1) entered disabled state
[ 1578.124352][ T4881] veth1: left allmulticast mode
[ 1578.124609][ T4881] veth1: left promiscuous mode
[ 1578.124946][ T4881] br1: port 1(veth1) entered disabled state