diff --git a/lib/buildid.c b/lib/buildid.c index aaf61dfc0919..7131594cb071 100644 --- a/lib/buildid.c +++ b/lib/buildid.c @@ -280,7 +280,10 @@ static int __build_id_parse(struct vm_area_struct *vma, unsigned char *build_id, int ret; /* only works for page backed storage */ - if (!vma->vm_file) + if (!vma->vm_file || + !S_ISREG(file_inode(vma->vm_file)->i_mode) || + !vma->vm_file->f_mapping->a_ops || + !vma->vm_file->f_mapping->a_ops->read_folio) return -EINVAL; freader_init_from_file(&r, buf, sizeof(buf), vma->vm_file, may_fault);