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 744D2C433FE for ; Fri, 26 Nov 2021 16:49:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234764AbhKZQw1 (ORCPT ); Fri, 26 Nov 2021 11:52:27 -0500 Received: from mail-io1-f71.google.com ([209.85.166.71]:56223 "EHLO mail-io1-f71.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232820AbhKZQuW (ORCPT ); Fri, 26 Nov 2021 11:50:22 -0500 Received: by mail-io1-f71.google.com with SMTP id y74-20020a6bc84d000000b005e700290338so12154430iof.22 for ; Fri, 26 Nov 2021 08:47:09 -0800 (PST) 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=E3SZU77OvG0V43pQYfeC1jMV8oQXDfgfTFhN98Th00Y=; b=WDPAFPjOW0s9Rq1nxx32ulge4jOxjxUrapJDozuOut7yJfgAijaV237gBihaGsBLKH i4otHf2s5jcJZjIuJxiTtwrqsLhOCIQIKCoDEf9acJFGzosM2yrmgCaDS93miy0cRGZM F+HzK0ku5fttooz4G2/NkoCJR/TDbuSX3dChUWopCBcwfuy5UCoVrcdz+gSbgaCBLKSZ qbwqiVnGmHgpsJ2J9XTv7qpd2sNlfiNDPDj6vBUcJ65o/xG0h1P4FU1eoWLxH2jPGXUp 0MWJlSoAvs5yHbRJA9pk0creQXEwsR39E9xwfC1XTxJvRzsCTqH+3fFyAwpjNpZM41Ky gZsg== X-Gm-Message-State: AOAM530ERWE4r6TITf9gyoDgFcH/JUtDaBc9ujFDcYQUufd80pxRl8d8 l0yn2t7endEB3rgrZJ1rK4YFVquDRnNPg+VizXT3K31otrEb X-Google-Smtp-Source: ABdhPJxa08KUq2MMDJ1aTzNQi/UsWNU0/4EepC/SG32d6AnThd3Chiw0oY+CcomOpKqgzD1VRBsYBUGPiOmiTWCB1LYJXM42xT0m MIME-Version: 1.0 X-Received: by 2002:a05:6638:2103:: with SMTP id n3mr43636451jaj.25.1637945229555; Fri, 26 Nov 2021 08:47:09 -0800 (PST) Date: Fri, 26 Nov 2021 08:47:09 -0800 In-Reply-To: <0000000000000a389a05ac5a9864@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000091c45705d1b3d7ea@google.com> Subject: Re: [syzbot] KASAN: null-ptr-deref Write in l2cap_chan_put From: syzbot To: anant.thazhemadam@gmail.com, bobo.shaobowang@huawei.com, cobranza@ingcoecuador.com, davem@davemloft.net, ducheng2@gmail.com, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, luiz.von.dentz@intel.com, marcel@holtmann.org, netdev@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 syzbot suspects this issue was fixed by commit: commit 1bff51ea59a9afb67d2dd78518ab0582a54a472c Author: Wang ShaoBo Date: Wed Sep 1 00:35:37 2021 +0000 Bluetooth: fix use-after-free error in lock_sock_nested() bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=141cfa45b00000 start commit: c70672d8d316 Merge tag 's390-5.9-5' of git://git.kernel.or.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=bd46548257448703 dashboard link: https://syzkaller.appspot.com/bug?extid=452e9465a3b2817fa4c2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=152f31f9900000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: Bluetooth: fix use-after-free error in lock_sock_nested() For information about bisection process see: https://goo.gl/tpsmEJ#bisection