[ 1195.616698][T12782] netdevsim netdevsim456 eni456np1: renamed from eth0
[ 1195.725351][T12780] netdevsim netdevsim738 eni738np1: renamed from eth1
[ 1198.304265][T12774] Could not find device with ifindex 2000 in netnsfd 11
[ 1198.305517][T12774] Could not find netns with fd: 2000
[ 1198.312421][T12774] Cannot link a netdevsim to itself
[ 1198.322603][T12774] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).