[ 1029.666095][T12073] netdevsim netdevsim438 eni438np1: renamed from eth0
[ 1029.772965][T12134] netdevsim netdevsim644 eni644np1: renamed from eth1
[ 1031.736170][T12560] Could not find device with ifindex 2000 in netnsfd 11
[ 1031.737268][T12560] Could not find netns with fd: 2000
[ 1031.737968][T12560] Cannot link a netdevsim to itself
[ 1031.738785][T12560] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).