[ 1032.637801][T12679] netdevsim netdevsim485 eni485np1: renamed from eth0
[ 1032.787201][T12729] netdevsim netdevsim600 eni600np1: renamed from eth1
[ 1034.815641][T12724] Could not find device with ifindex 2000 in netnsfd 11
[ 1034.816903][T12724] Could not find netns with fd: 2000
[ 1034.817703][T12724] Cannot link a netdevsim to itself
[ 1034.818594][T12724] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).