[ 1167.138388][T12608] netdevsim netdevsim494 eni494np1: renamed from eth0
[ 1167.277163][T12607] netdevsim netdevsim749 eni749np1: renamed from eth1
[ 1169.892390][T12601] Could not find device with ifindex 2000 in netnsfd 11
[ 1169.893549][T12601] Could not find netns with fd: 2000
[ 1169.894533][T12601] Cannot link a netdevsim to itself
[ 1169.895626][T12601] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).