[ 1232.820438][T11130] netdevsim netdevsim457 eni457np1: renamed from eth0
[ 1232.835646][T11128] netdevsim netdevsim674 eni674np1: renamed from eth1
[ 1236.198440][T11122] Could not find device with ifindex 2000 in netnsfd 11
[ 1236.199240][T11122] Could not find netns with fd: 2000
[ 1236.199860][T11122] Cannot link a netdevsim to itself
[ 1236.200975][T11122] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).