[ 1254.790388][T13058] netdevsim netdevsim522 eni522np1: renamed from eth1
[ 1254.933381][T13060] netdevsim netdevsim372 eni372np1: renamed from eth0
[ 1257.575901][T13047] Could not find device with ifindex 2000 in netnsfd 11
[ 1257.576996][T13047] Could not find netns with fd: 2000
[ 1257.577844][T13047] Cannot link a netdevsim to itself
[ 1257.578908][T13047] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).