[ 1191.461965][T12777] netdevsim netdevsim727 eni727np1: renamed from eth1
[ 1191.585498][T12778] netdevsim netdevsim276 eni276np1: renamed from eth0
[ 1194.212042][T12770] Could not find device with ifindex 2000 in netnsfd 11
[ 1194.213843][T12770] Could not find netns with fd: 2000
[ 1194.215200][T12770] Cannot link a netdevsim to itself
[ 1194.217025][T12770] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).