[ 1215.651259][T11142] netdevsim netdevsim543 eni543np1: renamed from eth1
[ 1215.660301][T11143] netdevsim netdevsim314 eni314np1: renamed from eth0
[ 1218.956144][T11135] Could not find device with ifindex 2000 in netnsfd 11
[ 1218.956844][T11135] Could not find netns with fd: 2000
[ 1218.957373][T11135] Cannot link a netdevsim to itself
[ 1218.958090][T11135] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).