[ 1237.308551][T11140] netdevsim netdevsim691 eni691np1: renamed from eth1
[ 1237.326184][T11141] netdevsim netdevsim374 eni374np1: renamed from eth0
[ 1240.581561][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1240.582621][T11133] Could not find netns with fd: 2000
[ 1240.584135][T11133] Cannot link a netdevsim to itself
[ 1240.585315][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).