[ 1036.633911][T12643] netdevsim netdevsim398 eni398np1: renamed from eth0
[ 1036.638622][T12577] netdevsim netdevsim766 eni766np1: renamed from eth1
[ 1038.392016][T12722] Could not find device with ifindex 2000 in netnsfd 11
[ 1038.393003][T12722] Could not find netns with fd: 2000
[ 1038.393734][T12722] Cannot link a netdevsim to itself
[ 1038.394572][T12722] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).