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Sun, 24 Nov 2024 23:18:02 -0800 (PST) Date: Sun, 24 Nov 2024 23:18:02 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <674424aa.050a0220.1cc393.006a.GAE@google.com> Subject: Re: [syzbot] [mm?] kernel BUG in const_folio_flags (2) From: syzbot To: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, surajsonawane0215@gmail.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 2B83014000D X-Stat-Signature: 6i4icu8kb339dddgy96n3ku7f3uygu1w X-Rspam-User: X-HE-Tag: 1732519081-578778 X-HE-Meta: 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 ZXLXytY8 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, syzbot tried to test the proposed patch but the build/boot failed: ./include/linux/page-flags.h:309:25: error: implicit declaration of function 'folio_nr_pages'; did you mean 'folio_page'? [-Werror=implicit-function-declaration] ./include/linux/mm.h:2056:20: error: conflicting types for 'folio_nr_pages'; have 'long int(const struct folio *)' Tested on: commit: 9f16d5e6 Merge tag 'for-linus' of git://git.kernel.org.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=c4515f1b6a4e50b7 dashboard link: https://syzkaller.appspot.com/bug?extid=9f9a7f73fb079b2387a6 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=1718a5c0580000