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 875B3C433F5 for ; Sun, 17 Apr 2022 13:37:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234183AbiDQNjs (ORCPT ); Sun, 17 Apr 2022 09:39:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38260 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233723AbiDQNjr (ORCPT ); Sun, 17 Apr 2022 09:39:47 -0400 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 76EBE26F8 for ; Sun, 17 Apr 2022 06:37:11 -0700 (PDT) Received: by mail-il1-f197.google.com with SMTP id i14-20020a056e020ece00b002ca198245e6so6579501ilk.4 for ; Sun, 17 Apr 2022 06:37:11 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=wA0FmzGAcRTrX+FnNeAVQOC1kod7R+OPRg+GRTVqKh8=; b=yKiSETRYVkwFdsVU9ncAdu9dcXg3ZQp16N4CmlsxSGWlihGlmvWpotlcntbe0f/9s2 OeKjQXAi/W/J1znHR9wBGEDciwXhlRWW0o3ajNK2hiA539fj93FCTc+TG63stqyuONzk 2eGuF9wVfc38KKsZqYc60i1BoV2jHsYE0r8cdfXG/uARRO37h3QhiSfFXKOCWHdjk/ie fceYyBIjU+825f9Kpf7IMER+fq5k7bbxiC1C4ZgNXK2r6MMugy+cO+kj5Mak+oKVl/Kw JB/WZkqgJri8TYPjOAvXHqfssR2LCQRPQeJgthqxyc4w+RBQdLW7BzwiaFx/bM2PXkfN ebig== X-Gm-Message-State: AOAM530bJ+e5ibKStxyDcxecA1NHSZ0z0sILqIUT4x5PcGJ9p/9imwJs ehjgHJMbqb7MwQQ73P8q/iQEN9CrxLMEOJucnV+GlIB9Z3fb X-Google-Smtp-Source: ABdhPJzu8m14N1MFCoEmHDFz6ieSul9y+/6ERhmpPdxdOihDx3wppwzmzdQYIcOP91/UdZmPr8NDfGWK1J1CtfWUls48flDEJ4tM MIME-Version: 1.0 X-Received: by 2002:a05:6e02:214b:b0:2cc:1c95:8198 with SMTP id d11-20020a056e02214b00b002cc1c958198mr1316033ilv.231.1650202630786; Sun, 17 Apr 2022 06:37:10 -0700 (PDT) Date: Sun, 17 Apr 2022 06:37:10 -0700 In-Reply-To: <6ab618f8-f88b-0771-a739-04cd9cdc1a3c@kernel.dk> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000009d92dd05dcd9bd1c@google.com> Subject: Re: [syzbot] memory leak in iovec_from_user From: syzbot To: asml.silence@gmail.com, axboe@kernel.dk, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+96b43810dfe9c3bb95ed@syzkaller.appspotmail.com Tested on: commit: c0713540 io_uring: fix leaks on IOPOLL and CQE_SKIP git tree: git://git.kernel.dk/linux-block io_uring-5.18 kernel config: https://syzkaller.appspot.com/x/.config?x=b8f1a3425e05af27 dashboard link: https://syzkaller.appspot.com/bug?extid=96b43810dfe9c3bb95ed compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.