Hello My haswell machine won't boot with 4.9-rc1, apparently due to missing symbols in the modules. Possibly being related to ftrace being on?
It booted just fine with linus-git from 13 October so this is a recent break. Just wanted to see if this was a known issue before I try to bisect things. [ 4.448405] thermal: no symbol version for __fentry__ [ 4.453999] thermal: Unknown symbol __fentry__ (err -22) [ 4.454065] usb_common: no symbol version for __fentry__ [ 4.454068] usb_common: Unknown symbol __fentry__ (err -22) [ 4.499172] pps_core: no symbol version for _copy_from_user [ 4.505262] pps_core: Unknown symbol _copy_from_user (err -22) [ 4.505293] usb_common: no symbol version for __fentry__ [ 4.505297] usb_common: Unknown symbol __fentry__ (err -22) ...

