Running .exe from a mounted drive

Nothing gets written on the log when trying to run the exe. This is the latest:

2020/04/21 13:54:36 DEBUG : /: Getattr: fh=0xFFFFFFFFFFFFFFFF
2020/04/21 13:54:36 DEBUG : /: >Getattr: errc=0
2020/04/21 13:54:36 DEBUG : /: Opendir:
2020/04/21 13:54:36 DEBUG : /: OpenFile: flags=O_RDONLY, perm=-rwxrwxrwx
2020/04/21 13:54:36 DEBUG : /: >OpenFile: fd=/ (r), err=
2020/04/21 13:54:36 DEBUG : /: >Opendir: errc=0, fh=0x6
2020/04/21 13:54:36 DEBUG : /: Releasedir: fh=0x6
2020/04/21 13:54:36 DEBUG : /: >Releasedir: errc=0