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[2620:137:e000::1:20]) by mx.google.com with ESMTP id gs6-20020a1709072d0600b0078223ff2756si19893678ejc.244.2023.01.12.18.35.09; Thu, 12 Jan 2023 18:35:28 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=appspotmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240163AbjAMCE2 (ORCPT + 50 others); Thu, 12 Jan 2023 21:04:28 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46288 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231372AbjAMCEZ (ORCPT ); Thu, 12 Jan 2023 21:04:25 -0500 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 181A9621B0 for ; Thu, 12 Jan 2023 18:04:24 -0800 (PST) Received: by mail-il1-f197.google.com with SMTP id h24-20020a056e021d9800b0030be8a5dd68so14874762ila.13 for ; Thu, 12 Jan 2023 18:04:24 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=ayK0uCBsQox46J2IE0pM400tXWnCHlDcWCx3CfqtMg4=; b=DwldKgGhhQMljrR0HCmlZvLImfUKSNaf9R8Jk0+tkknVEzq67kRoss5qwSb1pfYZiP /f84YkM22kGhfbro9nhesHUEm7c8nCIU0wqIoiVlqvQgH4eZ9h8EOSwwoqhsoqyHPkTQ 3QVxIH7qFeFj9BD9XpmRtRTfFypjiLbmZfuiI0R4lJlnOY99LYE/+p0cDedkmjRf/VnI Uh8ld0R5UIsfxZV9xIdoypEnKn95Uzhaa5e8VSmstKGEvIoGlTrGpXZ/fKFm9RafI5IX hzWhx4Q3v/v9lqz3orQl81MFYkdpdzh3H/d544xeBd+VSn1tDS+1Mlp+m6HErufjhgQ5 6mNQ== X-Gm-Message-State: AFqh2kooIdTwN57uidOkseG7OnCEYfdXtdMs1WpWM/yVl7KImvy2xZ3a sqt6MViok9H8gA3b/2oV/lWeOu2vXz4qxp2ul4RGtPsC37Jb MIME-Version: 1.0 X-Received: by 2002:a05:6e02:f53:b0:30c:2d97:1a9b with SMTP id y19-20020a056e020f5300b0030c2d971a9bmr5456205ilj.143.1673575463465; Thu, 12 Jan 2023 18:04:23 -0800 (PST) Date: Thu, 12 Jan 2023 18:04:23 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000013c3e05f21ba793@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in io_fallback_tw 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" X-Spam-Status: No, score=-1.6 required=5.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+ebcc33c1e81093c9224f@syzkaller.appspotmail.com Tested on: commit: 73f41663 Merge branch 'for-6.3/iter-ubuf' into for-next git tree: git://git.kernel.dk/linux.git for-next console output: https://syzkaller.appspot.com/x/log.txt?x=16cc1236480000 kernel config: https://syzkaller.appspot.com/x/.config?x=2b6ecad960fc703e dashboard link: https://syzkaller.appspot.com/bug?extid=ebcc33c1e81093c9224f 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.