[ 1213.146634][T12779] netdevsim netdevsim697 eni697np1: renamed from eth1
[ 1213.262030][T12781] netdevsim netdevsim377 eni377np1: renamed from eth0
[ 1215.778116][T12773] Could not find device with ifindex 2000 in netnsfd 11
[ 1215.779234][T12773] Could not find netns with fd: 2000
[ 1215.780080][T12773] Cannot link a netdevsim to itself
[ 1215.781157][T12773] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).