[  776.937175][T14594] netdevsim netdevsim353 eni353np1: renamed from eth0
[  776.955093][T14597] netdevsim netdevsim554 eni554np1: renamed from eth1
[  777.536686][T14582] Could not find device with ifindex 2000 in netnsfd 11
[  777.537263][T14582] Could not find netns with fd: 2000
[  777.537753][T14582] Cannot link a netdevsim to itself
[  777.538269][T14582] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).