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AJvYcCVI6k6C/O1OA8J+2jtH8loAcwy/IikhEJ7aGCLG0h4n4ePSpjzUAsJnLx7NjOo6KJM6xjMxjmXfNQ==@kvack.org X-Gm-Message-State: AOJu0Yx0OK10WU+JvZnD8DsWxaZDNj98T+1UtmrPlI6dXzr5JF4wP11e hWqps6zMSmCosSZj5cr/n/NSG/sro8Wq/p0ddb8/5iWIinwiHUtgJgeLxtF4NuJQ53PBnmVNqky levDE5b5PO+YqYKom+STdqF1/oDl39/szoBHASppL X-Gm-Gg: AZuq6aIlkZbRjOOyiraO6zc0BzZnn5Ge3fE08mljYB0V/9RBwywT15YDBgqcQKiIoK7 yHkmZAv/JVcWLSCDd8jyYAn/WRWfMyA6jYZn3QKPGXxnGfuaYpCgXOrsbBd3sBcckasf96b6o3O SS1N+87QpNQn3UhHFM5jku3DNk8A97AHjW9E5PhtA3C+etftHwzDcwGAUJ0I0Kyjr+715jaQ2b8 K3jX/3duwe2B6DpnElenctKoABLH2Yx35AVKuxo8v+R3z/BXuleJjuteK1f6Mqvbztuxr4= X-Received: by 2002:a17:90b:4d09:b0:353:e91:9b38 with SMTP id 98e67ed59e1d1-3543b3bac1fmr11445640a91.34.1770049189348; Mon, 02 Feb 2026 08:19:49 -0800 (PST) MIME-Version: 1.0 References: <20260129225132.420484-2-paul@paul-moore.com> <38c9c9bf-3912-4e16-b15e-60890390e8dc@lucifer.local> In-Reply-To: <38c9c9bf-3912-4e16-b15e-60890390e8dc@lucifer.local> From: Paul Moore Date: Mon, 2 Feb 2026 11:19:36 -0500 X-Gm-Features: AZwV_QhMxqLc50o5N0wo_jmaZh5-65SXwNGUuFUe1GvxMvLW0htJwjrZAphLdnQ Message-ID: Subject: Re: [PATCH] lsm: preserve /proc/sys/vm/mmap_min_addr when !CONFIG_SECURITY To: Lorenzo Stoakes Cc: linux-security-module@vger.kernel.org, linux-mm@kvack.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 8F226140006 X-Stat-Signature: 159hw5rcdohyq13ujdofzfrk59uz1oaa X-HE-Tag: 1770049190-371025 X-HE-Meta: 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 Fy1NVRWK 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000023, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Feb 2, 2026 at 5:53=E2=80=AFAM Lorenzo Stoakes wrote: > On Thu, Jan 29, 2026 at 05:51:33PM -0500, Paul Moore wrote: > > While reworking the LSM initialization code the > > /proc/sys/vm/mmap_min_addr handler was inadvertently caught up in the > > change and the procfs entry wasn't setup when CONFIG_SECURITY was not > > selected at kernel build time. This patch restores the previous behavi= or > > and ensures that the procfs entry is setup regardless of the > > CONFIG_SECURITY state. > > > > Future work will improve upon this, likely by moving the procfs handler > > into the mm subsystem, but this patch should resolve the immediate > > regression. > > > > Fixes: 4ab5efcc2829 ("lsm: consolidate all of the LSM framework initcal= ls") > > Reported-by: Lorenzo Stoakes > > Signed-off-by: Paul Moore > > (Sorry was at fosdem from fri) > > LGTM and tested locally confirming it works, thanks so much for the quick > turnaround! Feel free to add: > > Reviewed-by: Lorenzo Stoakes > Tested-by: Lorenzo Stoakes > > Cheers, Lorenzo Thanks, for the original report, testing, and extra set of eyes! added and updated lsm/stable-6.19, I'll be sending this to Linus shortly. --=20 paul-moore.com