[ 1043.546142][T12761] netdevsim netdevsim393 eni393np1: renamed from eth0
[ 1043.662958][T12760] netdevsim netdevsim705 eni705np1: renamed from eth1
[ 1045.546310][T12753] Could not find device with ifindex 2000 in netnsfd 11
[ 1045.547359][T12753] Could not find netns with fd: 2000
[ 1045.548127][T12753] Cannot link a netdevsim to itself
[ 1045.548874][T12753] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).