[ 1379.019088][T13047] netdevsim netdevsim557 eni557np1: renamed from eth1
[ 1379.079624][T13048] netdevsim netdevsim478 eni478np1: renamed from eth0
[ 1382.053476][T13038] Could not find device with ifindex 2000 in netnsfd 11
[ 1382.056775][T13038] Could not find netns with fd: 2000
[ 1382.058250][T13038] Cannot link a netdevsim to itself
[ 1382.059769][T13038] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).