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 2D970C5479D for ; Mon, 9 Jan 2023 19:33:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237443AbjAITdv (ORCPT ); Mon, 9 Jan 2023 14:33:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37712 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237644AbjAITdP (ORCPT ); Mon, 9 Jan 2023 14:33:15 -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 A1DFA76216 for ; Mon, 9 Jan 2023 11:33:14 -0800 (PST) Received: by mail-il1-f197.google.com with SMTP id c11-20020a056e020bcb00b0030be9d07d63so6752122ilu.0 for ; Mon, 09 Jan 2023 11:33:14 -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=0v6Ib6qJOu7AodKwwz5adRPHTGtZvi3fgFZeXU6Mq1g=; b=MYrcA3etkqILAba3YbUj2bnfJdITu9qw8yYD/u4GBYzWYblEYJyyCTdO6pL9EbpDhd ctLTtpSj76kyiqQHuouWc2gSBMAQ1zoJ02xEfjLUJpgtnzyDpvVfzHbXOIxYbZZkfeJM 54EoOKDzMy1eAHC4cxJGPXouT4SGpNqqbEVLn5qPWXs/okc8QwWR4nEEToR4tOuIEila GIKF61SDCmfrzGfQy3aO21vNb+vg7pmdDrBGgperuY9vQW9IgZbIB+74xhGOEgrQ7wWW pgr+3dkOtfSqtxlvlah4Wb6rg4wKZoarctiza4pyiSDEqZFPYZ4cOdWTwiECvmHNnn1x bDNw== X-Gm-Message-State: AFqh2kqHd8EbNUTZbuOc2FV8Gqh/sPJSarWiyy87cbY4g7UEr4iRppfk dIIGJGGXvYDHVKfOmNmkNWH34W+pP01hvy+mczAakyZaiAsl X-Google-Smtp-Source: AMrXdXtWJTRBaXGAnyKbIcz7teP4r7Sn72lncO01Q19pK+qT/LSLqQvkiINwi0k31DS4R+s92+efZyGCP8DBYmanMxijU1szTtfC MIME-Version: 1.0 X-Received: by 2002:a05:6e02:13ed:b0:30d:ad92:f236 with SMTP id w13-20020a056e0213ed00b0030dad92f236mr446484ilj.174.1673292794024; Mon, 09 Jan 2023 11:33:14 -0800 (PST) Date: Mon, 09 Jan 2023 11:33:14 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000097da7005f1d9d61f@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in io_wq_worker_wake 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: 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+b3ba2408ce0c74bb9230@syzkaller.appspotmail.com Tested on: commit: a4b98579 Merge branch 'io_uring-6.2' into syztest git tree: git://git.kernel.dk/linux.git syztest console output: https://syzkaller.appspot.com/x/log.txt?x=1774afd6480000 kernel config: https://syzkaller.appspot.com/x/.config?x=8b79b14037065d92 dashboard link: https://syzkaller.appspot.com/bug?extid=b3ba2408ce0c74bb9230 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.