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From: Muchun Song In-Reply-To: <20260713085520.2953121-1-guopeng.zhang@linux.dev> Date: Mon, 13 Jul 2026 20:30:31 +0800 Cc: Andrew Morton , Roman Gushchin , Shakeel Butt , Stanislav Fort , Johannes Weiner , Michal Hocko , cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, stable@vger.kernel.org, Guopeng Zhang Content-Transfer-Encoding: quoted-printable Message-Id: <523274F8-9DE3-406A-80BF-00AF0610D033@linux.dev> References: <20260713085520.2953121-1-guopeng.zhang@linux.dev> To: Guopeng Zhang X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 2B5FBC000F X-Stat-Signature: kn9odywnbrokizfotnw7am1cg3a5kxnt X-Rspam-User: X-HE-Tag: 1783945870-151263 X-HE-Meta: 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 XRNvs8TH 07ldT14YO6j27I5+urqwnljcgTlwbMDrdbMdPq+jf3RxI41vuJRFTqGR/snieXX3IyrjOh8YIbM4Dp8B/paF9lsAcIYphJP9Ij44TCbKyjdZ2vyrWiu7GLvlJ00BNCN9dZzzToi5wij3XpaBikEL36VS3HLFdkVde4ieBaQuhijLhFwIGESocwvx0F7djjTJbhHFX2y1PRHQKYB7OW/JsQvXk42ifi8Sz9ef9OCGLtkiFAV70TK0Wm6Z7aD0txQbaXnuuZ7vu7Ei+LPk= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: > On Jul 13, 2026, at 16:55, Guopeng Zhang = wrote: >=20 > From: Guopeng Zhang >=20 > Commit 72797d218b43 ("mm/memcg: v1: account event registrations and = drop > world-writable cgroup.event_control") accounted cgroup v1 event > registration allocations with GFP_KERNEL_ACCOUNT, but missed struct > vmpressure_event. >=20 > Use GFP_KERNEL_ACCOUNT for this allocation as well. >=20 > Fixes: 72797d218b43 ("mm/memcg: v1: account event registrations and = drop world-writable cgroup.event_control") > Signed-off-by: Guopeng Zhang Reviewed-by: Muchun Song