[ 1244.296866][T12783] netdevsim netdevsim297 eni297np1: renamed from eth0
[ 1244.428163][T12781] netdevsim netdevsim676 eni676np1: renamed from eth1
[ 1247.064686][T12775] Could not find device with ifindex 2000 in netnsfd 11
[ 1247.065848][T12775] Could not find netns with fd: 2000
[ 1247.066768][T12775] Cannot link a netdevsim to itself
[ 1247.067894][T12775] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).