[ 1229.150445][T11144] netdevsim netdevsim342 eni342np1: renamed from eth0
[ 1229.259614][T11143] netdevsim netdevsim538 eni538np1: renamed from eth1
[ 1232.676830][T11136] Could not find device with ifindex 2000 in netnsfd 11
[ 1232.678001][T11136] Could not find netns with fd: 2000
[ 1232.679433][T11136] Cannot link a netdevsim to itself
[ 1232.680601][T11136] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).