[ 1022.718887][T12134] netdevsim netdevsim752 eni752np1: renamed from eth1
[ 1022.825396][T12137] netdevsim netdevsim457 eni457np1: renamed from eth0
[ 1024.697177][T12559] Could not find device with ifindex 2000 in netnsfd 11
[ 1024.698767][T12559] Could not find netns with fd: 2000
[ 1024.699995][T12559] Cannot link a netdevsim to itself
[ 1024.701335][T12559] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).