[ 1265.992804][T12891] netdevsim netdevsim675 eni675np1: renamed from eth1
[ 1266.076131][T12893] netdevsim netdevsim469 eni469np1: renamed from eth0
[ 1268.817424][T12880] Could not find device with ifindex 2000 in netnsfd 11
[ 1268.818652][T12880] Could not find netns with fd: 2000
[ 1268.819560][T12880] Cannot link a netdevsim to itself
[ 1268.821170][T12880] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).