[  764.845853][T14569] netdevsim netdevsim432 eni432np1: renamed from eth0
[  764.856523][T14571] netdevsim netdevsim694 eni694np1: renamed from eth1
[  765.445422][T14557] Could not find device with ifindex 2000 in netnsfd 11
[  765.446353][T14557] Could not find netns with fd: 2000
[  765.446811][T14557] Cannot link a netdevsim to itself
[  765.447311][T14557] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).