[  473.339725] netdevsim netdevsim293 eni293np1: renamed from eth0
[  473.340300] netdevsim netdevsim698 eni698np1: renamed from eth1
[  473.411996] Could not find device with ifindex 2000 in netnsfd 11
[  473.412077] Could not find netns with fd: 2000
[  473.412121] Cannot link a netdevsim to itself
[  473.412180] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).