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Thu, 23 Oct 2025 05:44:16 -0700 (PDT) Date: Thu, 23 Oct 2025 05:44:16 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68fa2320.050a0220.346f24.007b.GAE@google.com> Subject: [moderation/CI] Re: mm: hugetlb: allocate frozen gigantic folio From: syzbot ci To: syzkaller-upstream-moderation@googlegroups.com Cc: syzbot@lists.linux.dev Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable syzbot ci has tested the following series [v4] mm: hugetlb: allocate frozen gigantic folio https://lore.kernel.org/all/20251023115940.3573158-1-wangkefeng.wang@huawei= .com * [PATCH v4 1/6] mm: debug_vm_pgtable: add debug_vm_pgtable_free_huge_page(= ) * [PATCH v4 2/6] mm: page_alloc: add __split_page() * [PATCH v4 3/6] mm: cma: add __cma_release() * [PATCH v4 4/6] mm: page_alloc: add alloc_contig_frozen_{range,pages}() * [PATCH v4 5/6] mm: cma: add cma_alloc_frozen{_compound}() * [PATCH v4 6/6] mm: hugetlb: allocate frozen pages in alloc_gigantic_folio= () and found the following issue: kernel build error Full report is available here: https://ci.syzbot.org/series/d017473a-4638-4309-a2d3-1e4132e2337a *** kernel build error tree: linux-next URL: https://kernel.googlesource.com/pub/scm/linux/kernel/git/next/li= nux-next base: aaa9c3550b60d6259d6ea8b1175ade8d1242444e arch: amd64 compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp= 1~20250708183702.136), Debian LLD 20.1.8 config: https://ci.syzbot.org/builds/3ee1dee8-f51e-496f-b7d2-8bf3eb865fe= e/config mm/internal.h:518:21: error: use of undeclared identifier 'pfn' mm/internal.h:519:35: error: use of undeclared identifier 'pfn' mm/damon/../internal.h:518:21: error: use of undeclared identifier 'pfn' mm/damon/../internal.h:519:35: error: use of undeclared identifier 'pfn' kernel/../mm/internal.h:518:21: error: use of undeclared identifier 'pfn' kernel/../mm/internal.h:519:35: error: use of undeclared identifier 'pfn' lib/../mm/internal.h:518:21: error: use of undeclared identifier 'pfn' lib/../mm/internal.h:519:35: error: use of undeclared identifier 'pfn' fs/../mm/internal.h:518:21: error: use of undeclared identifier 'pfn' fs/../mm/internal.h:519:35: error: use of undeclared identifier 'pfn' *** If these findings have caused you to resend the series or submit a separate fix, please add the following tag to your commit message: Tested-by: syzbot@syzkaller.appspotmail.com --- This report is generated by a bot. It may contain errors. syzbot ci engineers can be reached at syzkaller@googlegroups.com. The email will later be sent to: [akpm@linux-foundation.org david@redhat.com hannes@cmpxchg.org jackmanb@goo= gle.com jane.chu@oracle.com linux-mm@kvack.org muchun.song@linux.dev osalva= dor@suse.de sidhartha.kumar@oracle.com vbabka@suse.cz wangkefeng.wang@huawe= i.com willy@infradead.org ziy@nvidia.com] If the report looks fine to you, reply with: #syz upstream