[ 1020.585887][T12126] netdevsim netdevsim266 eni266np1: renamed from eth0
[ 1020.592379][T12130] netdevsim netdevsim528 eni528np1: renamed from eth1
[ 1022.357889][T12552] Could not find device with ifindex 2000 in netnsfd 11
[ 1022.358830][T12552] Could not find netns with fd: 2000
[ 1022.359566][T12552] Cannot link a netdevsim to itself
[ 1022.360349][T12552] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).