Can a State's collateral review procedures deny a person from having an invalid sentence vacated, without violating the right to petition

question presented is: I. . Can a State's collateral review procedures deny a person from having an invalid sentence vacated, without violating the right to petition. During Petitioner Greer's state post conviction proceedings he motioned to supplement his pleadings, to expand the record and for additional documentation to support his constitutional claims. The Michigan courts ali:refused to acknowledge said request and deprived him of due processiand qual protection of the law. The question presented is: Ul. Whether Petitioner was deprived of his state created liberty interest which resulted in a violation of the Fourteenth Amendment to the United States Constitution.