[ 1248.516889][T13066] netdevsim netdevsim434 eni434np1: renamed from eth0
[ 1248.520680][T13068] netdevsim netdevsim606 eni606np1: renamed from eth1
[ 1251.255672][T13054] Could not find device with ifindex 2000 in netnsfd 11
[ 1251.256786][T13054] Could not find netns with fd: 2000
[ 1251.265731][T13054] Cannot link a netdevsim to itself
[ 1251.266840][T13054] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).