[ 1246.323965][T11152] netdevsim netdevsim737 eni737np1: renamed from eth1
[ 1246.352583][T11153] netdevsim netdevsim325 eni325np1: renamed from eth0
[ 1249.693934][T11145] Could not find device with ifindex 2000 in netnsfd 11
[ 1249.694923][T11145] Could not find netns with fd: 2000
[ 1249.695824][T11145] Cannot link a netdevsim to itself
[ 1249.696907][T11145] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).