Bump, I also have it since ~4.9 in fedora 25.
~ dmesg | grep -i 'lookup'
[ 0.016446] ACPI Error: [\_SB_.PCI0.XHC_.RHUB.HS11] Namespace lookup failure, AE_NOT_FOUND (20160831/dswload-210) [ 0.016451] ACPI Exception: AE_NOT_FOUND, During name lookup/catalog (20160831/psobject-227)
~ uname -a Linux 4.9.10-200.fc25.x86_64 #1 SMP Wed Feb 15 23:28:59 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Bump, I also have it since ~4.9 in fedora 25.
~ dmesg | grep -i 'lookup'
[ 0.016446] ACPI Error: [\_SB_. PCI0.XHC_ .RHUB.HS11] Namespace lookup failure, AE_NOT_FOUND (20160831/ dswload- 210) psobject- 227)
[ 0.016451] ACPI Exception: AE_NOT_FOUND, During name lookup/catalog (20160831/
~ uname -a 200.fc25. x86_64 #1 SMP Wed Feb 15 23:28:59 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux
Linux 4.9.10-