[ 1235.054615][T12679] netdevsim netdevsim756 eni756np1: renamed from eth1
[ 1235.060625][T12683] netdevsim netdevsim330 eni330np1: renamed from eth0
[ 1237.721434][T12671] Could not find device with ifindex 2000 in netnsfd 11
[ 1237.723249][T12671] Could not find netns with fd: 2000
[ 1237.725296][T12671] Cannot link a netdevsim to itself
[ 1237.727244][T12671] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).