[ 1332.900159][T12184] netdevsim netdevsim480 eni480np1: renamed from eth0
[ 1332.927984][T12185] netdevsim netdevsim699 eni699np1: renamed from eth1
[ 1336.676505][T12176] Could not find device with ifindex 2000 in netnsfd 11
[ 1336.677226][T12176] Could not find netns with fd: 2000
[ 1336.677845][T12176] Cannot link a netdevsim to itself
[ 1336.678612][T12176] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).