[ 1009.010262][T12686] netdevsim netdevsim626 eni626np1: renamed from eth1
[ 1009.092927][T12735] netdevsim netdevsim331 eni331np1: renamed from eth0
[ 1010.933345][T12730] Could not find device with ifindex 2000 in netnsfd 11
[ 1010.934440][T12730] Could not find netns with fd: 2000
[ 1010.935259][T12730] Cannot link a netdevsim to itself
[ 1010.936241][T12730] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).