[ 1028.189823][T12136] netdevsim netdevsim291 eni291np1: renamed from eth0
[ 1028.204420][T12076] netdevsim netdevsim648 eni648np1: renamed from eth1
[ 1029.879239][T12728] Could not find device with ifindex 2000 in netnsfd 11
[ 1029.880124][T12728] Could not find netns with fd: 2000
[ 1029.880760][T12728] Cannot link a netdevsim to itself
[ 1029.881523][T12728] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).