[ 1389.464486][T13151] netdevsim netdevsim741 eni741np1: renamed from eth1
[ 1389.551354][T13155] netdevsim netdevsim367 eni367np1: renamed from eth0
[ 1392.055388][T13142] Could not find device with ifindex 2000 in netnsfd 11
[ 1392.056941][T13142] Could not find netns with fd: 2000
[ 1392.057838][T13142] Cannot link a netdevsim to itself
[ 1392.059034][T13142] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).