[ 1040.410333][T12757] netdevsim netdevsim665 eni665np1: renamed from eth1
[ 1040.522678][T12758] netdevsim netdevsim278 eni278np1: renamed from eth0
[ 1042.424120][T12750] Could not find device with ifindex 2000 in netnsfd 11
[ 1042.425389][T12750] Could not find netns with fd: 2000
[ 1042.426588][T12750] Cannot link a netdevsim to itself
[ 1042.427460][T12750] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).