[ 1218.630177][T11138] netdevsim netdevsim746 eni746np1: renamed from eth1
[ 1218.736354][T11139] netdevsim netdevsim379 eni379np1: renamed from eth0
[ 1221.939222][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1221.939967][T11131] Could not find netns with fd: 2000
[ 1221.940535][T11131] Cannot link a netdevsim to itself
[ 1221.941176][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).