From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f42.google.com (mail-pj1-f42.google.com [209.85.216.42]) (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 BA75A4402 for ; Tue, 19 Dec 2023 02:42:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="JWzREJj1" Received: by mail-pj1-f42.google.com with SMTP id 98e67ed59e1d1-28b9460a9easo956384a91.3 for ; Mon, 18 Dec 2023 18:42:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1702953760; x=1703558560; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=DrNdaUd1I0ntnBi2B5c/DW3suLxtz21RcLr/EmZ7jXE=; b=JWzREJj1Miadp37Eba5cwrCZLY1jW4pXL9ofnfk4fXBFdkRxz86gtLFXKukX3XbALp QGDqumVC8vqgQXCyRBkdwEep/RZsHbQ5vyaqRxsRW9FOqAqZyx4NGeJbrXTYY4rCts3W jixcTgYe9022EsqddMk2IgCMLkK/ep6wulKhEqhuObpw7Lvl8xWs/KEgUhb9F/rx5egv BP0W1RC3X9wYJjtYfWVj2XJEgMJf3YLq+h/jZlO7jdUqOHi1kx+BbZF+4iNN5AIADRVo w9a2Y+EGkW3kxMNkS0h0wkil/nY31jfCZG8DR1r/NLsFqD4aykh1r4Kp3PIR52sRG6vi pOOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1702953760; x=1703558560; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=DrNdaUd1I0ntnBi2B5c/DW3suLxtz21RcLr/EmZ7jXE=; b=hIP4oo0N/G2SgL0lRkcyfQW8ppa6PqWSuI0ijr5CDvPhWrgNBUPF8dCzzImX1o3Pni qg1+VlUlhnYhWL4CHRQqDg+b2vSjdLeUlzBqLRRuUWWS6WO91fkByuyEPYPTOntzJXVm tZMPuijd04m7WMZfMox9JKZEXYAEb8DzdpvmbrDwbsWbpnruejbvfHw+6Vy3amNWCRk5 889Psb0IPz4CwycJxEZvzCkPCcg++tVT7fmoQrUIxn7QSi7uWlW09NQLlY1C1exqfxgt CM2jbo7fpMtyZH+zWIzu9/unokfPqSO4EHOD+T+wyHZnc+jZHHMQfxb4dmZcBLLDz6mg swuA== X-Gm-Message-State: AOJu0Yw8RocucEPhVQgkKo83Q77unrRcSXKd4uTgKgPJuQKMN0tF1cgi rgBk9SqQwQjkJErAqdfGw88= X-Google-Smtp-Source: AGHT+IEMr7SMf8dJkuy6k8qi1J/96oz87KZnHCi3MepwxjvtKXznLGUn6U8+nRNkKfrz5fYw7BLjjQ== X-Received: by 2002:a17:902:d548:b0:1d3:7d0b:a878 with SMTP id z8-20020a170902d54800b001d37d0ba878mr3984676plf.124.1702953759941; Mon, 18 Dec 2023 18:42:39 -0800 (PST) Received: from code.. ([144.202.108.46]) by smtp.gmail.com with ESMTPSA id h6-20020a170902f7c600b001d38cae83e9sm6468589plw.104.2023.12.18.18.42.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Dec 2023 18:42:39 -0800 (PST) From: Yuntao Wang To: fuqiang.wang@easystack.cn Cc: bhe@redhat.com, dyoung@redhat.com, kexec@lists.infradead.org, linux-kernel@vger.kernel.org, vgoyal@redhat.com Subject: Re: [PATCH] kexec: avoid out of bounds in crash_exclude_mem_range() Date: Tue, 19 Dec 2023 10:42:33 +0800 Message-ID: <20231219024234.34644-1-ytcoode@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <2fc2ad7d-13be-4a9a-b984-67b1bf04c56b@easystack.cn> References: <2fc2ad7d-13be-4a9a-b984-67b1bf04c56b@easystack.cn> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi fuqiang, Yesterday, I posted two patches that happen to address the bugs you an Baoquan are currently discussing here, I wasn't aware that you both were also working on fixing these issues. Baoquan suggested I talk to you about it. If you're interested, you can take a look at my patches and review them to see if there are any issues. If everything is fine, and if you're willing, you can also add a 'Reviewed-by' tag there. Sincerely, Yuntao