[ 1033.814550][T12652] netdevsim netdevsim334 eni334np1: renamed from eth0
[ 1033.926039][T12649] netdevsim netdevsim542 eni542np1: renamed from eth1
[ 1035.770777][T12644] Could not find device with ifindex 2000 in netnsfd 11
[ 1035.772551][T12644] Could not find netns with fd: 2000
[ 1035.773580][T12644] Cannot link a netdevsim to itself
[ 1035.774828][T12644] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).