[ 1286.620962][T12848] netdevsim netdevsim355 eni355np1: renamed from eth0
[ 1286.681386][T12844] netdevsim netdevsim667 eni667np1: renamed from eth1
[ 1289.578873][T12835] Could not find device with ifindex 2000 in netnsfd 11
[ 1289.581525][T12835] Could not find netns with fd: 2000
[ 1289.583009][T12835] Cannot link a netdevsim to itself
[ 1289.584892][T12835] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).