[  827.580324][T14775] netdevsim netdevsim446 eni446np1: renamed from eth0
[  827.593679][T14777] netdevsim netdevsim648 eni648np1: renamed from eth1
[  828.253575][T14763] Could not find device with ifindex 2000 in netnsfd 11
[  828.254383][T14763] Could not find netns with fd: 2000
[  828.254771][T14763] Cannot link a netdevsim to itself
[  828.255267][T14763] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).