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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 64F79C4332F for ; Sun, 12 Nov 2023 09:25:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230318AbjKLJZa (ORCPT ); Sun, 12 Nov 2023 04:25:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48650 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229441AbjKLJZ3 (ORCPT ); Sun, 12 Nov 2023 04:25:29 -0500 Received: from mail-pf1-f198.google.com (mail-pf1-f198.google.com [209.85.210.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8E64D30C2 for ; Sun, 12 Nov 2023 01:25:26 -0800 (PST) Received: by mail-pf1-f198.google.com with SMTP id d2e1a72fcca58-692c0c3bcc5so3045540b3a.3 for ; Sun, 12 Nov 2023 01:25:26 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699781126; x=1700385926; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=1CKo1lrAJSdSuKR8nMx16Hwevq5zOIJ4nqiKTioKzZg=; b=xIubslE67+CU3OIOVdJ/UtUec7k4R/+MHphM1jGIjb5XwPmqSzodJUxW2KrwuBdwNk TWEdT3TzWiEJytpjFi/I8y9x1CECEfrfrTIPUrC3v+t4Z1UPUF1R5I86/+6OtIGt0oW1 0TmlIFTf2mvqghvNotFvY975bjjkugNvR45hu/jTk+RQHqDj/U2NAjbyZ2e4MEij1QjZ MzfHRTkdI/ume2p9Tym49M4CDW3niNvVDGvugW3t8t66IiY0ArG0xYfTFzYnKb6kq+Sn p+ZrY171zdxm+vvn9Ssu/NtpnWO+GaU3jMztpHWhIeyS5XFhGt9RXa8GjD244OE9TZNl pOVw== X-Gm-Message-State: AOJu0YzgmOIdjk6eJ8j5lJE2hrDQoRepWTixNnXE3Jgq8Gh19ZgNOw3S Mo3zZ4GIFNJqrO8lbNdjfHbY0V2hihJLfY0I7ehboKq6j5wvv2c= X-Google-Smtp-Source: AGHT+IH6Mb18TQG3Cz+02PpDCqdoC1y0wAUNIIGVZfpyQk429dJpiBmEBJHpMesHZb/F6oPVE8Yc5ktBJSZYPS7hEjqWqRYjJ6BB MIME-Version: 1.0 X-Received: by 2002:a05:6a00:8509:b0:690:d251:28b9 with SMTP id ha9-20020a056a00850900b00690d25128b9mr995909pfb.4.1699781126207; Sun, 12 Nov 2023 01:25:26 -0800 (PST) Date: Sun, 12 Nov 2023 01:25:26 -0800 In-Reply-To: <0000000000003c31650609ecd824@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000393ea70609f122d7@google.com> Subject: Re: [syzbot] [PATCH] Test memory leak in ovl_parse_param From: syzbot To: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org For archival purposes, forwarding an incoming command email to linux-kernel@vger.kernel.org. *** Subject: [PATCH] Test memory leak in ovl_parse_param Author: eadavis@qq.com please test memory leak in ovl_parse_param #syz test https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 13d88ac54ddd diff --git a/fs/overlayfs/params.c b/fs/overlayfs/params.c index ddab9ea267d1..735ae0db404a 100644 --- a/fs/overlayfs/params.c +++ b/fs/overlayfs/params.c @@ -530,6 +530,7 @@ static int ovl_parse_param_lowerdir(const char *name, struct fs_context *fc) return 0; out_put: + ctx->nr = nr; ovl_reset_lowerdirs(ctx); out_err: