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 473ECCCA473 for ; Wed, 1 Jun 2022 15:35:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355584AbiFAPfR (ORCPT ); Wed, 1 Jun 2022 11:35:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58188 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1355709AbiFAPfK (ORCPT ); Wed, 1 Jun 2022 11:35:10 -0400 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3856BA3085 for ; Wed, 1 Jun 2022 08:35:09 -0700 (PDT) Received: by mail-io1-f72.google.com with SMTP id x13-20020a0566022c4d00b0065491fa5614so1072610iov.9 for ; Wed, 01 Jun 2022 08:35:09 -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=9C0QKRdIGPxqD8mQkX79ef3/DgDP49Pnes0coHe5ULQ=; b=nRIys3gqVC6eGSc+KiDKcYzcv0IpEtYRP40Nor30IhIfH0L99Pv5iqoofmJmEG20v5 Zh75p0kp0Mqs4gwYpRz6FBiek4jMUMlYqbgDwNY7/NaNFu2Q5mCLMQ6/OyB0wTWNL5hk 8Slr86s1Nmrb+gk1sC4ZrOngrxJMKPUqm/bqqRarG6JLguYuz+j0gmwno2xPANZANnkW oDXGj7NctK6UlHnwz6oIfWQjdabLzR84NaRGxqpYpq/BO+31+9dmi8q5fegyXOl/XCbo Zl+cHUVmlkf2qOJjuD+NOKEm6cbVwA6t9pMNYTvZOrZepf+yhTW6q7PmIRjFHusREW84 4j2Q== X-Gm-Message-State: AOAM530hrnyZh3Imhk9XdaHn9YHbKTpQuvPPEmXY0t8Da0YNqV6tz5VH uForhCKfyufqdeHWOqeRovM3bajzRZbsuMnHt1q6/fRGmC6F X-Google-Smtp-Source: ABdhPJydphbmRxiHh6D6NWeiIDvir3a/DSN7vD5vVzYJCqeN6VMWeE+V2eQdNwlR3fM5UvfRemMkbxoJrDxwzUY0B6olKGfuCsX5 MIME-Version: 1.0 X-Received: by 2002:a05:6638:2388:b0:330:135c:5568 with SMTP id q8-20020a056638238800b00330135c5568mr242450jat.126.1654097708550; Wed, 01 Jun 2022 08:35:08 -0700 (PDT) Date: Wed, 01 Jun 2022 08:35:08 -0700 In-Reply-To: <000000000000915bd505ddaff576@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000578e0105e064a230@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in snd_rawmidi_transmit From: syzbot To: alsa-devel-owner@alsa-project.org, alsa-devel@alsa-project.org, anthony.l.nguyen@intel.com, coding@diwic.se, colin.king@intel.com, hdanton@sina.com, linux-kernel@vger.kernel.org, naamax.meir@linux.intel.com, perex@perex.cz, sasha.neftin@intel.com, syzkaller-bugs@googlegroups.com, tiwai@suse.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this issue to: commit d098538ed4e8a6c09f86cf243f406c1451066040 Author: Sasha Neftin Date: Mon Mar 21 06:05:10 2022 +0000 igc: Remove igc_set_spd_dplx method bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16458313f00000 start commit: 2a5699b0de4e Merge tag 'leds-5.19-rc1' of git://git.kernel.. git tree: upstream final oops: https://syzkaller.appspot.com/x/report.txt?x=15458313f00000 console output: https://syzkaller.appspot.com/x/log.txt?x=11458313f00000 kernel config: https://syzkaller.appspot.com/x/.config?x=f915857c44e13980 dashboard link: https://syzkaller.appspot.com/bug?extid=39e3268af9968f153591 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=119d1fcbf00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17716bedf00000 Reported-by: syzbot+39e3268af9968f153591@syzkaller.appspotmail.com Fixes: d098538ed4e8 ("igc: Remove igc_set_spd_dplx method") For information about bisection process see: https://goo.gl/tpsmEJ#bisection