[ 1218.802549][T11124] netdevsim netdevsim450 eni450np1: renamed from eth0
[ 1218.808847][T11122] netdevsim netdevsim716 eni716np1: renamed from eth1
[ 1222.077037][T11116] Could not find device with ifindex 2000 in netnsfd 11
[ 1222.077971][T11116] Could not find netns with fd: 2000
[ 1222.078926][T11116] Cannot link a netdevsim to itself
[ 1222.080018][T11116] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).