ovl_verify_origin 762 fs/overlayfs/export.c err = ovl_verify_origin(index, origin.dentry, false); ovl_verify_origin 939 fs/overlayfs/namei.c err = ovl_verify_origin(upperdentry, this, false); ovl_verify_origin 1210 fs/overlayfs/super.c err = ovl_verify_origin(upperpath->dentry, oe->lowerstack[0].dentry,