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[130.117.225.111]) by mx.google.com with ESMTPS id ffacd0b85a97d-48feef29386si11299652f8f.297.2026.11.05.10.10.38 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Nov 2026 10:10:38 -0800 (PST) Received-SPF: pass (google.com: domain of khorenko@virtuozzo.com designates 130.117.225.111 as permitted sender) client-ip=130.117.225.111; Authentication-Results: mx.google.com; dkim=pass header.i=@virtuozzo.com header.s=relay header.b=VS2jjjMo; spf=pass (google.com: domain of khorenko@virtuozzo.com designates 130.117.225.111 as permitted sender) smtp.mailfrom=khorenko@virtuozzo.com; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=virtuozzo.com DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=virtuozzo.com; s=relay; h=Content-Type:MIME-Version:Date:Message-Id:Subject :From; bh=cnRaKrp0T6J7si/pkXLFEaCcQcrZbKEP8iZ75cwF9dk=; b=VS2jjjMo5zkqBtScqSA Fa6oadsERD23H9q42o7WjlPSiY2s83vG3OHAWvYbqe3L4Of/uiA6vDI7c1zYEsxgPWL296la40O1E EoiLlOjTAknp2UkPuel+7sbqSzmBorOpNtGRZKIeYq/xp8V5jlFJIDTIn8zZ4cyX8LaP8qMMGW4Ut TWq6rvUCy4nQif8jS3eVBLRsv1FdiVlUE+Tux9Zl9+j82Z0ywNnABlXNTZnqOZ+tJD144JZwzITDl A/GFYZe6GCgHsUb8tpfZsFxXma+om5mq4bWz+e7l/pj/RSZPMa5XPzUEHx1AdCF2XJGEN6rzOtbrc m7Bw5PCEetzL97w==; Received: from ch-demo-asa.virtuozzo.com ([130.117.225.8] helo=f0.sw.ru) by relay.virtuozzo.com with esmtp (Exim 4.96) (envelope-from ) id 1xP1r6-006XRO-00; Thu, 05 Nov 2026 19:10:36 +0100 From: Konstantin Khorenko To: ptikhomirov@virtuozzo.com, Mirian Shilakadze In-Reply-To: <20261101235155.124059-1-mirian.shilakadze@virtuozzo.com> References: <20261101235155.124059-1-mirian.shilakadze@virtuozzo.com> Message-Id: <179390223534.2940962.4203647602891220323.b4-ty@b4> Date: Thu, 05 Nov 2026 19:10:35 +0100 MIME-Version: 1.0 X-Mailer: b4 0.16.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=1628; i=khorenko@virtuozzo.com; h=from:subject:message-id; bh=osmToVH0io1/JgYumHPOvi6j6214+7/CMVEoqRrcdQE=; b=owEBbQKS/ZANAwAKAVGWCkf5YVwqAcsmYgBq7MaejZugyrlodGx4E6QYapD9+XAuhTOJp6c3V LihaLlDx2mJAjMEAAEKAB0WIQRWD23IPcXT0GO9CCxRlgpH+WFcKgUCauzGngAKCRBRlgpH+WFc KuqXD/4gVRloy7bAhz2B5+7EO+Ku3Z6i1C8NZQ3cW6wG3KOeoW0d5yJ0UUGgdHj6mOWrkTbF3xx JVKkoANordAYQinjlFpR98iQrNgJvHAqLO+3gLZY6YTC8UyH7K/6K6Z7p7TfGSNRatQkA/t4Pg2 zYrturHWAm7bvsuOczgrmLYt6OMYNwWeG5d35W2SXwi6LPY55+ZhyEKJV2qSF7U5vUGRzutqBq6 GyIVE0rYnmf5+7R9MuHj+QfhakYMG8phLOiisCdNH0pin43mAvXOvhNQwUSFAcmfWVjZHwaiX3B 7fFU5hqaxha5wKe+Jzel0LqMTO9xolHllcMMz44jxmTa/YYFlCsB02+Z/detmf/xpG6Shox4edy ZfpznKTdssxCN4RzXzWYGAD7Ikc08AsbCOipBmBVjYqCf1NJivEVCKhYRx6QkqLLDX+X6QADoTq nkofo6PscADdFhh/TAe3q0HJHgq1Ahdh8adgLJo4edQTP6uwugTO7rmtco3MaIASbUScPpsmnxx 9u2TLpQAhe0DhnVSCYMIwfdNP5UcHWTOEnXJ5dFk+6tYAgATM6xrdrLpnl33vvVNUiHRQkAHfwA u0NuNjPqK/AQWWFRnWX64D73+VLVlo/0Z4t5NxhpTjHh3iRtIunCMCRwgGjLv3U74wMSVvOyz3d NlKzuqsA7HOgpyw== X-Developer-Key: i=khorenko@virtuozzo.com; a=openpgp; fpr=560F6DC83DC5D3D063BD082C51960A47F9615C2A X-OZ-Fwd: true Cc: devel@openvz.org Subject: Re: [Devel] [PATCH hci-8.1 0/6] cgroup/dmem: backport fixes and apply a lower dmem.max at once X-BeenThere: devel@openvz.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: OpenVZ development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: devel-bounces@openvz.org Errors-To: devel-bounces@openvz.org On Mon, 02 Nov 2026 03:51:42 +0400, Mirian Shilakadze wrote: > cgroup/dmem: backport fixes and apply a lower dmem.max at once > > Per-container GPU memory limits (VSTOR-135023) enable the dmem cgroup > controller for Containers. Our dmem.c is upstream as of 8821f36333e2 > (6.14) and lacks four upstream fixes tagged for stable. The first one > matters most: with dmem enabled for Containers, root in a Container can > write a region name without a value to dmem.max of its own child > cgroup, which dereferences NULL and, with CONFIG_PANIC_ON_OOPS=y, > panics the node. > > [...] Applied to branch-rh10-6.12.0-211.52.1.22.x.vz10-ovz, will be released in rh10-6.12.0-211.52.1.22.19.vz10, thanks! [1/6] ms/cgroup/dmem: fix NULL pointer dereference when setting max https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/0200fe88bdaf [2/6] ms/cgroup/dmem: avoid rcu warning when unregister region https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/9b121ec55c44 [3/6] ms/cgroup/dmem: avoid pool UAF https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/ee01dba6198e [4/6] ms/cgroup/dmem: Return -ENOMEM on failed pool preallocation https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/667e36696982 [5/6] ms/drm/ttm: Convert -EAGAIN from dmem_cgroup_try_charge to -ENOSPC https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/d332229c6025 [6/6] ms/cgroup/dmem: Add reclaim callback for lowering max below current usage https://bitbucket.org/virtuozzocore/vzkernel.vzs/commits/b0077f5fcb71 -- Konstantin Khorenko, Virtuozzo Linux Kernel Team _______________________________________________ Devel mailing list Devel@openvz.org https://lists.openvz.org/mailman/listinfo/devel