[ 1016.318674][T12636] netdevsim netdevsim342 eni342np1: renamed from eth0
[ 1016.424474][T12587] netdevsim netdevsim645 eni645np1: renamed from eth1
[ 1018.233885][T12631] Could not find device with ifindex 2000 in netnsfd 11
[ 1018.235019][T12631] Could not find netns with fd: 2000
[ 1018.235705][T12631] Cannot link a netdevsim to itself
[ 1018.236540][T12631] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).