[ 1274.679719][T13028] netdevsim netdevsim638 eni638np1: renamed from eth1
[ 1274.757684][T13026] netdevsim netdevsim416 eni416np1: renamed from eth0
[ 1277.414498][T13015] Could not find device with ifindex 2000 in netnsfd 11
[ 1277.416215][T13015] Could not find netns with fd: 2000
[ 1277.417112][T13015] Cannot link a netdevsim to itself
[ 1277.418233][T13015] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).