[ 1248.940801][T12796] netdevsim netdevsim389 eni389np1: renamed from eth0
[ 1248.966257][T12797] netdevsim netdevsim736 eni736np1: renamed from eth1
[ 1251.578078][T12784] Could not find device with ifindex 2000 in netnsfd 11
[ 1251.579316][T12784] Could not find netns with fd: 2000
[ 1251.580267][T12784] Cannot link a netdevsim to itself
[ 1251.581402][T12784] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).