From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from picard.linux.it (picard.linux.it [213.254.12.146]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 956C8C5DF66 for ; Mon, 17 Aug 2026 15:41:40 +0000 (UTC) Received: from picard.linux.it (localhost [IPv6:::1]) by picard.linux.it (Postfix) with ESMTP id 09A353CB6FE for ; Mon, 17 Aug 2026 17:41:38 +0200 (CEST) Received: from in-6.smtp.seeweb.it (in-6.smtp.seeweb.it [217.194.8.6]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (secp384r1)) (No client certificate requested) by picard.linux.it (Postfix) with ESMTPS id 704613C0224 for ; Mon, 17 Aug 2026 17:41:23 +0200 (CEST) Received: from mail-pj2-x02.google.com (mail-pj2-x02.google.com [IPv6:2607:f8b0:4864:39::2]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by in-6.smtp.seeweb.it (Postfix) with ESMTPS id 890DF14004FD for ; Mon, 17 Aug 2026 17:41:22 +0200 (CEST) Received: by mail-pj2-x02.google.com with SMTP id d9443c01a7336-2cb3f5bb19aso17960415ad.1 for ; Mon, 17 Aug 2026 08:41:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1786981279; x=1787586079; darn=lists.linux.it; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:from:to:cc:subject:date:message-id:reply-to:content-type; bh=k6SelVxydms53X8rcTabvsrqM19DrFyar1Aqs0XMpS4=; b=A4oi9Z6+9iREsOtaviC3jfelTjfdSlfLQi4H35OVgWzbUEUCdCuBjDqgRKALgaiOKi 5B4Ib1OkRu/r+jdC488V/f3ZVYvhtACo4WQVXxj/AOxSV6WqlZKsK13x4I3Ddm1t4opL 7+Q/WMZZZyx4AS4fyZFYGfIJJZgpZHiV5EvGCsIUvaBGOVmTOmw3dXIz9kk2uvzn3JfF tjzhfadzYZY9koMvso4NUbSotwECN63JrYdJYGH+a/OgWBOFAeEu5/FD/+yNi5fncNql CQjY5EG5ACyxL6DWg3TYgSPc190AuvDyXdqCIO63vdMvWXSCbzR5+T378wNyVFLmlUmn I8TQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1786981279; x=1787586079; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to:content-type; bh=k6SelVxydms53X8rcTabvsrqM19DrFyar1Aqs0XMpS4=; b=M46YzXQ4q1THWBahJgmGAefEsZsR/3pT/H/ry6WrzLMD10PNdhNOCXpf4dwSpWykDK wCbVktDi6U/Sosd0HTSCmkcWAx0lrJzlZytN+V0E80RAXbNLTjbEtbZe5qVNSg9bLxdX OUYO1xIOYg4f66xl7WbkRPqOkCyDaWChS2bPknmuST74q48kBzPXlkxhAk3EeKALT4hp AftZf1MJTckAjoG+ahxq/8oR7ydLSbGMekf73HkCl9JG0WsxJmtFjAQOmf+NK49pexcl i0jKvtbDNwso5zcGxviTKCbAyhbKcWqfTKdjl/PQICAWEGoiTQaYfibMwHrFAu6S9wBF xe2w== X-Gm-Message-State: AOJu0Yzx7WeSOL7doIl/ZZ9vxUeOPV3sApBYh9h4wCIvz939XBl3qDi/ OGdXQZ0fqhsqDtYFDrYkvL6DwrgRq3wcXGkmiFmlZ8j1U/ejYu5kvc1yFoJ3InCowQ== X-Gm-Gg: AR+sD13btU3kU7laeKT8yLIoD3dUv1HdBJeHSI7x0cY9VimDuUELX5sATODWlFLUcnX 1vpkLyZDxJpxXP4UybtKXbq9j/SvpeSA+DHfmqaBL/8naBmdlK30NntL3Dd64OhAyApRsSJUQl7 V6V7wD0B8JexuhEoBZWzFMhJh0ZYasAB/+sewLKJqpikSzfPe+uvJxb8ixHYyESZaSqWRIk4ex+ 1rdSd3ouj2lSDg3PLRic2C3dmZkbkU+IyWotuz+G9OpfFSBAKE0lt8S3aDzHpcIW3h+qoADHIYO Mc8GyhxlJGrF9+eojJjWiXouPF9ZCu/DQVRP6ovnU8FeAOoai+rJ+bwgQ9JGJq5P8GbZgRrA/H6 thrkS0yyGqUaX4WF+PqJt/zfja/II4lZ73VGJxkWKuiiPqacXgk7/SiFLlx7uKCPZdpB3tzNgfD SQhGFf6jKiRHYcJxO7nyLke+sMoQklh1gNdlZVfm10FDxMeSZeJusDaqsUx2P3ksTXuPyG8yUHV 1EDy2S3JA== X-Received: by 2002:a17:902:da82:b0:2cc:777f:d67c with SMTP id d9443c01a7336-2d3b0d5ed01mr259684685ad.13.1786981278998; Mon, 17 Aug 2026 08:41:18 -0700 (PDT) Received: from localhost.localdomain ([211.196.223.197]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2d5c1e54330sm5340455ad.44.2026.08.17.08.41.17 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Aug 2026 08:41:18 -0700 (PDT) From: Jinseok Kim To: ltp@lists.linux.it Date: Tue, 18 Aug 2026 00:40:44 +0900 Message-ID: <20260817154048.3854-1-always.starving0@gmail.com> X-Mailer: git-send-email 2.43.0 MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 1.0.9 at in-6.smtp.seeweb.it X-Virus-Status: Clean Subject: [LTP] [PATCH v1 1/2] fsx-linux: Fix reference buffer corruption in op_map_read() X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" op_map_read() copied mmapped memory to file_buff before comparison, overwriting the reference data. Drop the invalid memcpy(). Signed-off-by: Jinseok Kim --- testcases/kernel/fs/fsx-linux/fsx-linux.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/testcases/kernel/fs/fsx-linux/fsx-linux.c b/testcases/kernel/fs/fsx-linux/fsx-linux.c index 2e0f17a5e..21390c58c 100644 --- a/testcases/kernel/fs/fsx-linux/fsx-linux.c +++ b/testcases/kernel/fs/fsx-linux/fsx-linux.c @@ -219,8 +219,6 @@ static int op_map_read(void) file_desc, (off_t)pos.offset); - memcpy(file_buff + pos.offset, addr, pos.size); - int ret = memory_compare( addr, file_buff + pos.offset, -- 2.43.0 -- Mailing list info: https://lists.linux.it/listinfo/ltp