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Thu, 28 Nov 2024 05:18:02 -0800 (PST) Date: Thu, 28 Nov 2024 05:18:02 -0800 In-Reply-To: <57f0859b-4c30-4c72-9796-e8e6f836e509@redhat.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67486d8a.050a0220.253251.0085.GAE@google.com> Subject: Re: [syzbot] [mm?] kernel BUG in const_folio_flags (2) From: syzbot To: akpm@linux-foundation.org, david@redhat.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: CB72510001B X-Stat-Signature: 5mxzaegno54x7djozmp8jabs5873uhf7 X-HE-Tag: 1732799869-170565 X-HE-Meta: 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 ZQsqe1wM 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 JfU5PFGT 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 has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+9f9a7f73fb079b2387a6@syzkaller.appspotmail.com Tested-by: syzbot+9f9a7f73fb079b2387a6@syzkaller.appspotmail.com Tested on: commit: fc0a5b9f mm/filemap: don't call folio_test_locked() wi.. git tree: https://github.com/davidhildenbrand/linux.git filemap_test_locked console output: https://syzkaller.appspot.com/x/log.txt?x=132f200f980000 kernel config: https://syzkaller.appspot.com/x/.config?x=e3a5fdacfe3dee51 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 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.