[ 1222.458878][T11129] netdevsim netdevsim528 eni528np1: renamed from eth1
[ 1222.490734][T11131] netdevsim netdevsim373 eni373np1: renamed from eth0
[ 1225.880631][T11123] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.881478][T11123] Could not find netns with fd: 2000
[ 1225.882172][T11123] Cannot link a netdevsim to itself
[ 1225.883002][T11123] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).