[ 1026.770123][T12080] netdevsim netdevsim426 eni426np1: renamed from eth0
[ 1026.866204][T12079] netdevsim netdevsim606 eni606np1: renamed from eth1
[ 1028.793807][T12563] Could not find device with ifindex 2000 in netnsfd 11
[ 1028.795220][T12563] Could not find netns with fd: 2000
[ 1028.796489][T12563] Cannot link a netdevsim to itself
[ 1028.797767][T12563] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).