[ 1035.144848][T12755] netdevsim netdevsim645 eni645np1: renamed from eth1
[ 1035.271745][T12758] netdevsim netdevsim473 eni473np1: renamed from eth0
[ 1037.039675][T12750] Could not find device with ifindex 2000 in netnsfd 11
[ 1037.040661][T12750] Could not find netns with fd: 2000
[ 1037.041606][T12750] Cannot link a netdevsim to itself
[ 1037.042726][T12750] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).