[ 1317.421889][T12057] netdevsim netdevsim584 eni584np1: renamed from eth1
[ 1317.431805][T12058] netdevsim netdevsim312 eni312np1: renamed from eth0
[ 1321.119764][T12050] Could not find device with ifindex 2000 in netnsfd 11
[ 1321.120601][T12050] Could not find netns with fd: 2000
[ 1321.121279][T12050] Cannot link a netdevsim to itself
[ 1321.122043][T12050] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).