If ordering Brooks pcbs is expensive, you could padhack one of the Hori Fighting Commanders for PS4, preferrably the newer HFC with the PC mode for X-input since you glplay on PC gives you option to play using D/X-input with the flick/slide of a switch. Insructions within the padhack thread in this forum.
It might be that a button was broken or stuck and being held down. In SFV, some things don’t work, especially in the menus, when a button is held down.