[ 1233.842539][T11131] netdevsim netdevsim273 eni273np1: renamed from eth0
[ 1233.861592][T11130] netdevsim netdevsim542 eni542np1: renamed from eth1
[ 1237.220898][T11123] Could not find device with ifindex 2000 in netnsfd 11
[ 1237.221611][T11123] Could not find netns with fd: 2000
[ 1237.222338][T11123] Cannot link a netdevsim to itself
[ 1237.222988][T11123] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).