[ 1249.790829][T12610] netdevsim netdevsim725 eni725np1: renamed from eth1
[ 1249.918552][T12611] netdevsim netdevsim271 eni271np1: renamed from eth0
[ 1252.638641][T12599] Could not find device with ifindex 2000 in netnsfd 11
[ 1252.639804][T12599] Could not find netns with fd: 2000
[ 1252.640729][T12599] Cannot link a netdevsim to itself
[ 1252.642081][T12599] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).