[ 1034.164008][T12587] netdevsim netdevsim555 eni555np1: renamed from eth1
[ 1034.259202][T12637] netdevsim netdevsim509 eni509np1: renamed from eth0
[ 1036.172190][T12632] Could not find device with ifindex 2000 in netnsfd 11
[ 1036.173179][T12632] Could not find netns with fd: 2000
[ 1036.173842][T12632] Cannot link a netdevsim to itself
[ 1036.174616][T12632] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).