[ 1049.440525][T12586] netdevsim netdevsim371 eni371np1: renamed from eth0
[ 1049.445772][T12585] netdevsim netdevsim577 eni577np1: renamed from eth1
[ 1051.522068][T12578] Could not find device with ifindex 2000 in netnsfd 11
[ 1051.523121][T12578] Could not find netns with fd: 2000
[ 1051.523849][T12578] Cannot link a netdevsim to itself
[ 1051.525079][T12578] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).