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 X-Spam-Level: X-Spam-Status: No, score=-9.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 038F2C07E95 for ; Fri, 16 Jul 2021 11:22:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D0628613F2 for ; Fri, 16 Jul 2021 11:22:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231937AbhGPLYW (ORCPT ); Fri, 16 Jul 2021 07:24:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56582 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231386AbhGPLYI (ORCPT ); Fri, 16 Jul 2021 07:24:08 -0400 Received: from mail-ej1-x62e.google.com (mail-ej1-x62e.google.com [IPv6:2a00:1450:4864:20::62e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 047F6C06175F; Fri, 16 Jul 2021 04:21:09 -0700 (PDT) Received: by mail-ej1-x62e.google.com with SMTP id go30so14597749ejc.8; Fri, 16 Jul 2021 04:21:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=wnHGNPq7bMhUlKL335UJdlgKd8zJCtv0oGlTguK7nSw=; b=cA+tbdv6F7XpqDl72o2wewPUN2YiMDzKu256U/duWC4wjwBxlh2yOtznprANBHl1QS uKEzgaXyEQmOPmx3KgxfFf+QYrHNHuxLSJf2fYm8kePBRLC6YpDHVeWZ6RNOJW58EBZL eIotZLxZq6Z+KvVsqtMv24HIxV+SQ5tVXdBTpLX74mwmWQ/gEdK+ub6z8+e8T5DJ5kx8 S5Xqe9bT0cizXx4IaC/S1f4cfRFGlAHyQbXb+UbY11v1Ofs9Y36VENXxYr6HJwoduf7B pGi3uwnFvUIphlwprsoDEmaPltdv9VrCfSJWM9H6E3UqAQA7a3WAYmw0s99gnL0qAaEE b1KA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=wnHGNPq7bMhUlKL335UJdlgKd8zJCtv0oGlTguK7nSw=; b=DCchwOV0jcnFuzSZqXfMhyu3DJszSU4Q6a/gLLwTghh0/Vs4VHtXPyQnFPxaapJr91 Xczyf02uLILsp1EEU09rKhZmN9+tRhlyaZkxX2OePnuuakNHqedg1qEO7tQokNIE2Tgn A+f6q+6Mp+6mN2jYI1KV1IUG4944POMXiTFcT/imWCMwfN4e6l5ncGIxwJNiU/hOXIsF qmmwkHVNv8Qa//uF3PHb8nPK80Ixk0/iQ0zDgMzzr6SBVW1IPC2Fr+rBlUHOO6y7REwv oCAW9/9m6rgsj97EjWsDlHcf9e50r2isLA8iuNyuYW3dSTkg/08IAFpuu1R4KNerjB2Q /1YA== X-Gm-Message-State: AOAM530xcLbntF82RrPywsc8/h7GumbRG5jXS5Pw8FeG+Iu9YazR2TUE B+S6EtdA/bdEJl93xh5GwlI= X-Google-Smtp-Source: ABdhPJxm01I0Bga4NzRXxvT8TcIGohd/Bb35pB7mXtQapA7n39qnFvgbiVz27xTomBMRUPYTDyrL0A== X-Received: by 2002:a17:906:af0e:: with SMTP id lx14mr11377132ejb.54.1626434467052; Fri, 16 Jul 2021 04:21:07 -0700 (PDT) Received: from localhost.localdomain ([5.176.51.215]) by smtp.gmail.com with ESMTPSA id a25sm3590064edr.21.2021.07.16.04.21.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Jul 2021 04:21:06 -0700 (PDT) Date: Fri, 16 Jul 2021 14:20:57 +0300 From: Pavel Skripkin To: syzbot Cc: adilger.kernel@dilger.ca, clang-built-linux@googlegroups.com, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, nathan@kernel.org, ndesaulniers@google.com, syzkaller-bugs@googlegroups.com, tytso@mit.edu Subject: Re: [syzbot] INFO: task hung in ext4_put_super Message-ID: <20210716142057.0f1f6045@gmail.com> In-Reply-To: <000000000000f36f9505c73ae373@google.com> References: <0000000000006f809f05c284e0f1@google.com> <000000000000f36f9505c73ae373@google.com> X-Mailer: Claws Mail 3.17.8git77 (GTK+ 2.24.33; x86_64-suse-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org On Fri, 16 Jul 2021 03:17:09 -0700 syzbot wrote: > syzbot suspects this issue was fixed by commit: > > commit 618f003199c6188e01472b03cdbba227f1dc5f24 > Author: Pavel Skripkin > Date: Fri Apr 30 18:50:46 2021 +0000 > > ext4: fix memory leak in ext4_fill_super > > bisection log: > https://syzkaller.appspot.com/x/bisect.txt?x=17ebaa22300000 start > commit: 2f7b98d1e55c Merge tag 'drm-fixes-2021-04-16' of > git://ano.. git tree: upstream kernel config: > https://syzkaller.appspot.com/x/.config?x=398c4d0fe6f66e68 dashboard > link: https://syzkaller.appspot.com/bug?extid=deb25600c2fd79ffd367 > syz repro: > https://syzkaller.appspot.com/x/repro.syz?x=170d645ad00000 C > reproducer: https://syzkaller.appspot.com/x/repro.c?x=16a03a2ed00000 > > If the result looks correct, please mark the issue as fixed by > replying with: > > #syz fix: ext4: fix memory leak in ext4_fill_super > > For information about bisection process see: > https://goo.gl/tpsmEJ#bisection This looks correct. I've tested this patch a long time ago, but forgot to mark it as fixed. #syz fix: ext4: fix memory leak in ext4_fill_super With regards, Pavel Skripkin