[ 1236.421735][T11137] netdevsim netdevsim524 eni524np1: renamed from eth1
[ 1236.521537][T11139] netdevsim netdevsim281 eni281np1: renamed from eth0
[ 1239.931781][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1239.932586][T11131] Could not find netns with fd: 2000
[ 1239.933238][T11131] Cannot link a netdevsim to itself
[ 1239.933942][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).