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 C8994C433EF for ; Sun, 22 May 2022 23:01:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231475AbiEVXB1 (ORCPT ); Sun, 22 May 2022 19:01:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40630 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231491AbiEVXBY (ORCPT ); Sun, 22 May 2022 19:01:24 -0400 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 246986351 for ; Sun, 22 May 2022 16:01:22 -0700 (PDT) Received: by mail-il1-f199.google.com with SMTP id c1-20020a928e01000000b002d1b20aa761so444383ild.6 for ; Sun, 22 May 2022 16:01:21 -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=YrcTIdBzlhFbW1DUwzFuoJ4+fGDzeWoyUkKuicb3UxE=; b=bM+hZA/auwgWG4PR4Km1GFvdzvezvSaP0oauzbpQub+oK35qz2wQdH/5pf9wg8P5fX i30Ddiub1lp36n8AD7dmpDW2P3y9bFWfr2o4lJA3mdRhTZqSgmLbQfXythj7qwU51eB4 LXfKG3VjU95W9iZejbxSfxgDGilpIswVfEYo0/TxYgSLZUgmC/Qf1ZnJZcibj5rCr1dh S/eYNXy3rftpw0ktQg+FytAfEoz6wo4o4rEvDjdzx6U82TU/7xgLdAP6FIaHBwI+dXNr AbjOUmA70Fd5rDAtv7Ekx6QgpChCo80YJVzL8wEt/E8klNKaf/JHFb2ADkA79yvsff8x kVlg== X-Gm-Message-State: AOAM530uTFJjLMZZsJg8wGTha93Qf9v7fB81ReE4qPtM8MFLNNuOqp81 Ns26uLhL2HdjpYOaq+Q8FgbK73QMi0Gp81OMoFjAK+2MNYMk X-Google-Smtp-Source: ABdhPJxkr9MRZVkKwj1jCTeTeNZ3p88YkYYEjxEnz7bc8f1WpWfDln6VyWPiad0yOlBtElybkDQd3jxjSSsKm8sk0Yhx2rMYrHjp MIME-Version: 1.0 X-Received: by 2002:a05:6e02:144f:b0:2d1:90c9:9047 with SMTP id p15-20020a056e02144f00b002d190c99047mr4116397ilo.211.1653260481375; Sun, 22 May 2022 16:01:21 -0700 (PDT) Date: Sun, 22 May 2022 16:01:21 -0700 In-Reply-To: <000000000000c1925305ac997812@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b6b4eb05dfa1b325@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in corrupted (4) From: syzbot To: applications@thinkbigglobal.in, davem@davemloft.net, gustavo@padovan.org, johan.hedberg@gmail.com, linux-bluetooth@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, marcel@holtmann.org, mingo@redhat.com, mmarek@suse.com, netdev@vger.kernel.org, peterz@infradead.org, syzkaller-bugs@googlegroups.com, torvalds@linux-foundation.org, will@kernel.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has found a reproducer for the following issue on: HEAD commit: eaea45fc0e7b Merge tag 'perf-tools-fixes-for-v5.18-2022-05.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1315c161f00000 kernel config: https://syzkaller.appspot.com/x/.config?x=902c5209311d387c dashboard link: https://syzkaller.appspot.com/bug?extid=48135e34de22e3a82c99 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14a076d6f00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12f76a3df00000 The issue was bisected to: commit c470abd4fde40ea6a0846a2beab642a578c0b8cd Author: Linus Torvalds Date: Sun Feb 19 22:34:00 2017 +0000 Linux 4.10 bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=128bb53a900000 final oops: https://syzkaller.appspot.com/x/report.txt?x=118bb53a900000 console output: https://syzkaller.appspot.com/x/log.txt?x=168bb53a900000 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+48135e34de22e3a82c99@syzkaller.appspotmail.com Fixes: c470abd4fde4 ("Linux 4.10") traps: syz-executor229[3615] general protection fault ip:7feb96eb56a1 sp:20000fd0 error:0 in syz-executor2295634012[7feb96e75000+84000]