[ 1029.743660][T12583] netdevsim netdevsim344 eni344np1: renamed from eth0
[ 1029.870598][T12581] netdevsim netdevsim648 eni648np1: renamed from eth1
[ 1031.722751][T12575] Could not find device with ifindex 2000 in netnsfd 11
[ 1031.723860][T12575] Could not find netns with fd: 2000
[ 1031.724540][T12575] Cannot link a netdevsim to itself
[ 1031.725731][T12575] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).