[ 1241.269864][T11137] netdevsim netdevsim549 eni549np1: renamed from eth1
[ 1241.300892][T11138] netdevsim netdevsim406 eni406np1: renamed from eth0
[ 1244.645610][T11130] Could not find device with ifindex 2000 in netnsfd 11
[ 1244.646339][T11130] Could not find netns with fd: 2000
[ 1244.646873][T11130] Cannot link a netdevsim to itself
[ 1244.647550][T11130] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).