[ 1198.342922][T12913] netdevsim netdevsim619 eni619np1: renamed from eth1
[ 1198.351717][T12912] netdevsim netdevsim327 eni327np1: renamed from eth0
[ 1200.895974][T12904] Could not find device with ifindex 2000 in netnsfd 11
[ 1200.897173][T12904] Could not find netns with fd: 2000
[ 1200.898399][T12904] Cannot link a netdevsim to itself
[ 1200.899941][T12904] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).