From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mta1.migadu.com (out-160.mta1.migadu.com [95.215.58.160]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9D45A3DA5A3 for ; Tue, 25 Aug 2026 09:55:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.160 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787651713; cv=none; b=LXVPOEkWTG6iCWlkn//mkigX4t+24YOXeodbjjmFQC7aBHKSOIQb789y/K4ggUcE4wJjl076wYiXeXgVuJJl7uAWk3c1v+mMYCZwLegb6sIUT8NHIK0VqkeblfW4PWtE0vfylU8UkykRK6hByUZL4NwFiEeJ+Dk4pmlA6W9RLrY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787651713; c=relaxed/simple; bh=QgozdLzkQn2pf7kO2XhgBfgb8RUxd3/dV0lc3dEGAcU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=fzrXvqicBwkY9SbHGVysN+Ea08gEtu/Tlm6xOxAARSjcVycmKnxJsBUyJUl4WDlnyvmmHpHvwBz5wiuWibpGLbhRy5BECMAtv50IiceFKq2JaC95PCbXgiX6RgS45A45Wmka4XNnmvEtp1fTSmuHJfe8XZQC1kRIx+fDdxTsuxQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=IjUxvHFK; arc=none smtp.client-ip=95.215.58.160 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="IjUxvHFK" X-Envelope-To: linux-kernel@vger.kernel.org DKIM-Signature: a=rsa-sha256; bh=QgozdLzkQn2pf7kO2XhgBfgb8RUxd3/dV0lc3dEGAcU=; c=simple/simple; d=linux.dev; h=from:to:subject:date:message-id:mime-version:content-type; s=key1; t=1787651709; v=1; x=1788256509; b=IjUxvHFKqShmK9BymD9nc+yOENL3QbqmfimpPP9dsh3JLoFKEE+sLZ09CzlsI93LYf5ineem aUNZ17CfMbpnborjBebmWz0/rOHXubipIZ8xWflRh1lxeEUGyAkN/8ATDBWjQQxlkw2YplWbgaz icCn54az13XpA7b53/fjjykw= X-Envelope-To: linux-kernel@vger.kernel.org Received: from [10.54.25.56] (210.22.144.162) by smtp.migadu.com with ESMTPS id 239bdbcf18b51f74; Tue, 25 Aug 2026 09:55:08 +0000 X-Mizu-Trace-ID: 239bdbcf18b51f74 X-Migadu-Flow: FLOW_OUT Message-ID: <95517552-a0aa-430a-807c-be3299e33dcf@linux.dev> Date: Tue, 25 Aug 2026 17:55:04 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH bpf-next v6 0/4] bpf: arena: handle memory.max on fault-in with reclaim/OOM To: Khawar Ahemad , bpf@vger.kernel.org Cc: linux-kernel@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, eddyz87@gmail.com, jiayuan.chen@linux.dev, emil@etsalapatis.com References: <20260825094955.83240-1-ahemadkhawar123@gmail.com> From: Jiayuan Chen In-Reply-To: <20260825094955.83240-1-ahemadkhawar123@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 8/25/26 5:49 PM, Khawar Ahemad wrote: > This series fixes an issue where accessing a valid BPF arena page under > memory pressure (hitting a cgroup's memory.max limit) incorrectly results > in a SIGSEGV crash instead of invoking memory reclaim or the memcg OOM > killer. > > Problem: Hi Khawar, Just curious — is there a reason you're sending the same patchset multiple times? It will cause flooding on the list.