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 73364C4332F for ; Sun, 12 Nov 2023 05:16:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229995AbjKLFQS (ORCPT ); Sun, 12 Nov 2023 00:16:18 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60918 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229548AbjKLFQP (ORCPT ); Sun, 12 Nov 2023 00:16:15 -0500 Received: from mail-pl1-f199.google.com (mail-pl1-f199.google.com [209.85.214.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 945FD30C5 for ; Sat, 11 Nov 2023 21:16:12 -0800 (PST) Received: by mail-pl1-f199.google.com with SMTP id d9443c01a7336-1cc2786a8ebso40379675ad.0 for ; Sat, 11 Nov 2023 21:16:12 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699766172; x=1700370972; 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=kTPsyMvNtksR7PlV+DcWBhy/e3E2ORzQOQ0CIR35fhU=; b=aUTyvkcHS4Uxo1IyBzd7sOPy0YJX8ZQqBm0wSkvFRG7A54pgRO2peoOf8ht6SyIlir SZqR7nmbXNBBZBAYQIBZlMG3YSxpKlNYTy8mZuVRwn2iQdyFJ259tRDUB4EesAIQh+YL xG4C5tZOaQ5feuSTrNO7VB2Fgz+2BYH0uVsZlcYSHCJd4h5k8PwX1DbIhtnSEtrhoOKy 02SHDF2H21hCS+TSaECRRBZc73VW/e1puIx63CVWwyMOnIeCImz3ScWOGPcyyhh1Qowo c9jtU5CD5KcDKJgAzvHBxMtzqJFaq7sEE3fDgmGdaxE1MgkfiRTq8l9Qv7EUk2exikrA Puuw== X-Gm-Message-State: AOJu0Yx6rXHQxcr3sSXfmuDezjo8THVaKrOx6Reby2mp8kaQlwRAsBdq ihS6z1aFzO/W07NZXzQ8/J3nPQL/EYAd/qoT6yasKwIFzI6V7I4= X-Google-Smtp-Source: AGHT+IFMiTNAf17Pa4tFynwIqLUuwcQSfFhALSuuh5nCrhWU4lMyKhnAGUSIw0cBsvMt2/tVKb8nHSiOUnevgVLPGVDrxzHsVWSK MIME-Version: 1.0 X-Received: by 2002:a17:902:ef81:b0:1ce:1829:2df8 with SMTP id iz1-20020a170902ef8100b001ce18292df8mr661038plb.12.1699766172211; Sat, 11 Nov 2023 21:16:12 -0800 (PST) Date: Sat, 11 Nov 2023 21:16:12 -0800 In-Reply-To: <0000000000003c31650609ecd824@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000e560eb0609eda6e5@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: + ctr->nr = nr; ovl_reset_lowerdirs(ctx); out_err: