[ 1029.596656][T12577] netdevsim netdevsim745 eni745np1: renamed from eth1
[ 1029.725334][T12578] netdevsim netdevsim439 eni439np1: renamed from eth0
[ 1031.715044][T12570] Could not find device with ifindex 2000 in netnsfd 11
[ 1031.716009][T12570] Could not find netns with fd: 2000
[ 1031.716727][T12570] Cannot link a netdevsim to itself
[ 1031.717523][T12570] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).