[ 1230.021401][T12606] netdevsim netdevsim691 eni691np1: renamed from eth1
[ 1230.099329][T12608] netdevsim netdevsim346 eni346np1: renamed from eth0
[ 1232.621441][T12600] Could not find device with ifindex 2000 in netnsfd 11
[ 1232.622582][T12600] Could not find netns with fd: 2000
[ 1232.623419][T12600] Cannot link a netdevsim to itself
[ 1232.624527][T12600] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).