mm/hugetlb: initialize gigantic bootmem hugepage struct pages earlier

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "include/linux/hugetlb.h",
                        "mm/hugetlb.c",
                        "mm/mm_init.c",
                        "mm/sparse-vmemmap.c"
                    ],
                    "versions": [
                        {
                            "version": "fde1c4ecf91640e5a95ec36b71ec2e8ec379ce40",
                            "lessThan": "326de479ab5942fb4a4aa4f20c716045434fcd6b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fde1c4ecf91640e5a95ec36b71ec2e8ec379ce40",
                            "lessThan": "09505232eced5f1c42902d8f28740f070c3fc6dc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fde1c4ecf91640e5a95ec36b71ec2e8ec379ce40",
                            "lessThan": "29968bc7aefb3cf1e72aa7c5f52697a6b0527094",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fde1c4ecf91640e5a95ec36b71ec2e8ec379ce40",
                            "lessThan": "b1b7c045e808c761b1cc8c19b3040fadedda3fef",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "include/linux/hugetlb.h",
                        "mm/hugetlb.c",
                        "mm/mm_init.c",
                        "mm/sparse-vmemmap.c"
                    ],
                    "versions": [
                        {
                            "version": "6.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.114",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.51",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.4",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }