[ 1301.840886][T12849] netdevsim netdevsim744 eni744np1: renamed from eth1
[ 1301.874888][T12848] netdevsim netdevsim479 eni479np1: renamed from eth0
[ 1304.570315][T12835] Could not find device with ifindex 2000 in netnsfd 11
[ 1304.572694][T12835] Could not find netns with fd: 2000
[ 1304.573809][T12835] Cannot link a netdevsim to itself
[ 1304.575300][T12835] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).