[ 1328.516090][T14361] netdevsim netdevsim564 eni564np1: renamed from eth1
[ 1328.579305][T14363] netdevsim netdevsim256 eni256np1: renamed from eth0
[ 1331.337977][T14351] Could not find device with ifindex 2000 in netnsfd 11
[ 1331.339522][T14351] Could not find netns with fd: 2000
[ 1331.340482][T14351] Cannot link a netdevsim to itself
[ 1331.341656][T14351] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).