[ 1192.014010][T12767] netdevsim netdevsim712 eni712np1: renamed from eth1
[ 1192.111085][T12769] netdevsim netdevsim338 eni338np1: renamed from eth0
[ 1194.518365][T12762] Could not find device with ifindex 2000 in netnsfd 11
[ 1194.520186][T12762] Could not find netns with fd: 2000
[ 1194.521683][T12762] Cannot link a netdevsim to itself
[ 1194.523431][T12762] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).