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 0C6ABEB64DC for ; Mon, 17 Jul 2023 13:30:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230320AbjGQNak (ORCPT ); Mon, 17 Jul 2023 09:30:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36634 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229967AbjGQNaZ (ORCPT ); Mon, 17 Jul 2023 09:30:25 -0400 Received: from mail-oa1-x31.google.com (mail-oa1-x31.google.com [IPv6:2001:4860:4864:20::31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 025F310EB for ; Mon, 17 Jul 2023 06:29:29 -0700 (PDT) Received: by mail-oa1-x31.google.com with SMTP id 586e51a60fabf-1b0249f1322so3367596fac.3 for ; Mon, 17 Jul 2023 06:29:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1689600567; x=1692192567; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=BlOZsND84SciXvANY0CY+bWfRMfFwSqDhQDkgMJyHW4=; b=su28WUHted4y2Oj1pXVgib331DwEKro8z6itNDd1Gm7nZ7vM4mFGUgtCZ6hjaFA1r/ rPdTUuAEI+TjHhMPJKU1aBdFopNIKdPu6iynDtH/E5kYJQ+MSHq4qafbcAKzHVreO/wW Bh+yaNL9wGR+5ps8uqFyk9qfcKSDCclbqZyILiq04EvOqQcOmNZKV+9SOSmXXIf5GVYe ETLudOUUrfVDc2rnQZO0nxKOlKo8sC1b36Q/AVOuJ+ti4WRM1xpkrB7Z5L/N9tassJB8 uHlOfUWNJI5TLHM3m3orCV59FMoxoYLwuaTZinupE+IufuDDWA9q6GS/WjmC/pil9MvC vOgg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1689600567; x=1692192567; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=BlOZsND84SciXvANY0CY+bWfRMfFwSqDhQDkgMJyHW4=; b=Ve/PQ9wwmD1Iv0Bo4tnOrVdtG5PYGfQZCD2/W1l0I2uu+DF11GZzbmUDTWizPJrzGB SicLUr1KQRlDT80m/EadTZRIVDU8ozWAV6hG6ymEbaWYxnXBfMvmryyUWEaaGog/aovp Yk0JHB1K3AAnH0h2yE3y0X/d9zC2oZKbR3FOmNtGJns3X3aAuqGVYBSXhotsksQr0lI2 lTEbLjQzSfnmNlfRlegYGboKJInzkqVDs7axzIEY1d3R85kz5skjlztu8Sooz6/yC8Wi 1ETv7TOvCTWO/YCj7UJHyKBaqCtowLUQk69SS2z0QAospRWPUPdQgoeQBgRroSgUHMEi wXhg== X-Gm-Message-State: ABy/qLbftuRWutVko1AoozwyKdp05QH03heQhd1QaByEhPxarTfpOXHu LL0QmdD+MnMzF8q1HrCylDnGc5tuMmU= X-Google-Smtp-Source: APBJJlHa1ZtqPyW2vqUQ0hrrWHDJPQkicBRVi7Xdr6CGCwyTOreQeweeePubn5yzkH8ZlyomftM08w== X-Received: by 2002:a05:6870:1494:b0:1b0:3b98:50e4 with SMTP id k20-20020a056870149400b001b03b9850e4mr13065013oab.58.1689600566997; Mon, 17 Jul 2023 06:29:26 -0700 (PDT) Received: from geday ([2804:7f2:8006:9379:516e:42c5:d582:55d9]) by smtp.gmail.com with ESMTPSA id g8-20020a9d6488000000b006b9cb784553sm2127424otl.36.2023.07.17.06.29.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Jul 2023 06:29:26 -0700 (PDT) Date: Mon, 17 Jul 2023 10:29:22 -0300 From: Geraldo Nascimento To: Takashi Iwai Cc: syzbot , alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, perex@perex.cz, syzkaller-bugs@googlegroups.com, tiwai@suse.com Subject: Re: [syzbot] [alsa?] memory leak in snd_seq_create_port Message-ID: References: <00000000000098ed3a0600965f89@google.com> <87v8ekattg.wl-tiwai@suse.de> <87y1jfjbmj.wl-tiwai@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <87y1jfjbmj.wl-tiwai@suse.de> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jul 17, 2023 at 08:27:48AM +0200, Takashi Iwai wrote: > > It's a bug that happened only on 6.5-rc1, so no need to bother too > much with security issue fiasco for distros. Thanks Takashi. I tried to create a DoS to exhaust all memory through this bug but ran on other unrelated issues with 6.5-rc1. Glad syzbot caught this. Thanks! Geraldo Nascimento > > > Takashi