[ 1237.451917][T11146] netdevsim netdevsim381 eni381np1: renamed from eth0
[ 1237.555783][T11143] netdevsim netdevsim730 eni730np1: renamed from eth1
[ 1240.898147][T11138] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.898847][T11138] Could not find netns with fd: 2000
[ 1240.899408][T11138] Cannot link a netdevsim to itself
[ 1240.900050][T11138] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).