[ 1222.928451][T11141] netdevsim netdevsim281 eni281np1: renamed from eth0
[ 1222.938596][T11139] netdevsim netdevsim709 eni709np1: renamed from eth1
[ 1226.162173][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1226.163212][T11133] Could not find netns with fd: 2000
[ 1226.164076][T11133] Cannot link a netdevsim to itself
[ 1226.165175][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).