[ 1194.064423][T12777] netdevsim netdevsim712 eni712np1: renamed from eth1
[ 1194.192798][T12778] netdevsim netdevsim425 eni425np1: renamed from eth0
[ 1196.722959][T12770] Could not find device with ifindex 2000 in netnsfd 11
[ 1196.724094][T12770] Could not find netns with fd: 2000
[ 1196.724967][T12770] Cannot link a netdevsim to itself
[ 1196.726027][T12770] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).