[ 1317.384060][T12058] netdevsim netdevsim619 eni619np1: renamed from eth1
[ 1317.488588][T12059] netdevsim netdevsim464 eni464np1: renamed from eth0
[ 1321.070375][T12051] Could not find device with ifindex 2000 in netnsfd 11
[ 1321.071167][T12051] Could not find netns with fd: 2000
[ 1321.071805][T12051] Cannot link a netdevsim to itself
[ 1321.072857][T12051] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).