[ 1017.904824][T12137] netdevsim netdevsim591 eni591np1: renamed from eth1
[ 1018.021208][T12078] netdevsim netdevsim375 eni375np1: renamed from eth0
[ 1019.815694][T12561] Could not find device with ifindex 2000 in netnsfd 11
[ 1019.816671][T12561] Could not find netns with fd: 2000
[ 1019.817335][T12561] Cannot link a netdevsim to itself
[ 1019.818107][T12561] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).