[ 1800.948730][ T9297] br1: port 1(veth1) entered blocking state
[ 1800.948976][ T9297] br1: port 1(veth1) entered disabled state
[ 1800.949227][ T9297] veth1: entered allmulticast mode
[ 1800.951209][ T9297] veth1: entered promiscuous mode
[ 1801.135243][ T4972] br1: port 1(veth1) entered blocking state
[ 1801.135503][ T4972] br1: port 1(veth1) entered forwarding state
[ 1822.819301][ T9436] br1: port 1(veth1) entered disabled state
[ 1822.969512][ T9437] veth1: left allmulticast mode
[ 1822.969740][ T9437] veth1: left promiscuous mode
[ 1822.970051][ T9437] br1: port 1(veth1) entered disabled state