[ 1264.614585][T13054] netdevsim netdevsim618 eni618np1: renamed from eth1
[ 1264.732312][T13056] netdevsim netdevsim400 eni400np1: renamed from eth0
[ 1267.443670][T13043] Could not find device with ifindex 2000 in netnsfd 11
[ 1267.445563][T13043] Could not find netns with fd: 2000
[ 1267.447385][T13043] Cannot link a netdevsim to itself
[ 1267.449328][T13043] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).