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(i222-151-22-8.s42.a014.ap.plala.or.jp. [222.151.22.8]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-73048bf1375sm1587200b3a.119.2025.02.06.10.16.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Feb 2025 10:16:04 -0800 (PST) From: Ryusuke Konishi To: stable@vger.kernel.org, Greg Kroah-Hartman Cc: Andrew Morton Subject: [PATCH 6.1 0/3] nilfs2: protect busy buffer heads from being force-cleared Date: Fri, 7 Feb 2025 03:14:29 +0900 Message-ID: <20250206181559.7166-1-konishi.ryusuke@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Please apply this series to the 6.1-stable tree. This series makes it possible to backport the latter two patches (fixing some syzbot issues and a use-after-free issue) that could not be backported to 6.1.y. To achieve this, one dependent patch (patch 1/3) is included, and each patch is tailored to avoid extensive page/folio conversion. Both adjustments are specific to nilfs2 and do not include tree-wide changes. It has also been tested against the latest 6.1.y. Thanks, Ryusuke Konishi Ryusuke Konishi (3): nilfs2: do not output warnings when clearing dirty buffers nilfs2: do not force clear folio if buffer is referenced nilfs2: protect access to buffers with no active references fs/nilfs2/inode.c | 4 ++-- fs/nilfs2/mdt.c | 6 ++--- fs/nilfs2/page.c | 55 ++++++++++++++++++++++++++------------------- fs/nilfs2/page.h | 4 ++-- fs/nilfs2/segment.c | 4 +++- 5 files changed, 42 insertions(+), 31 deletions(-) -- 2.43.5