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 EFF88C43334 for ; Sun, 12 Jun 2022 22:08:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235950AbiFLWIM (ORCPT ); Sun, 12 Jun 2022 18:08:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59158 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230101AbiFLWIJ (ORCPT ); Sun, 12 Jun 2022 18:08:09 -0400 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C2A1D4706C for ; Sun, 12 Jun 2022 15:08:08 -0700 (PDT) Received: by mail-il1-f200.google.com with SMTP id i18-20020a926d12000000b002d1b13b896cso3453749ilc.7 for ; Sun, 12 Jun 2022 15:08:08 -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=qsYh4wsra1/+8GV1O0hVa5h4gAvGFc0J5bHW5EhnYG4=; b=JBkXX4i/731gA0KiYdJFgmasWNUm+9CKdkYunJAbnCqm5Z02SyAO+1ZhjRXEGgyNcK dqP9iD7/UoVIlShHgEhFrBqUXzVVoLmVtP7vBMcbgl35Sthy0hTscSgna9Uc/n2sLKUt lnq6UL0n7vh7xVy+fVaVMTBHxdEpsOn+jN3ugHiO1ysbHgCWIqNjpU2nCdq+x1KUQGgV J+FTI20pX7ufh7GAVifHn4AWGVzRM2BLtiEo5gWiPv5l2PX11TNSSO2XCfx7hbnTgy6N DNiWeohS/0JXx5wT0K+Ba0sPvN6sujo8Y3mhP1uQyS70qSf6kbJUFHB5eWtCWiD89XRF Kp/w== X-Gm-Message-State: AOAM532h3Wz1Y+0OcJSaFJ2kuDsVcOmEn7+vDV3BZt1RNqcMCzvUoA/E EtvpOkragD21EsSecV5iWCg9mCUm4sRlvlR2iCyfr/hDzSxA X-Google-Smtp-Source: ABdhPJyDeEO5zaGjQm5TP28UECdnszqBMOD3jtdvy4S10o2j0i7IoiRcZuvwddcJUp9oaLdNaDvm9g5oTitC8nx3O0SB4yttEGr0 MIME-Version: 1.0 X-Received: by 2002:a92:c24a:0:b0:2d3:e79f:2fc1 with SMTP id k10-20020a92c24a000000b002d3e79f2fc1mr30135664ilo.250.1655071688169; Sun, 12 Jun 2022 15:08:08 -0700 (PDT) Date: Sun, 12 Jun 2022 15:08:08 -0700 In-Reply-To: <000000000000c0517405e13dc59e@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000d20dc05e14768b5@google.com> Subject: Re: [syzbot] KASAN: use-after-free Read in __vma_adjust From: syzbot To: Liam.Howlett@Oracle.com, akpm@linux-foundation.org, liam.howlett@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, syzkaller-bugs@googlegroups.com, willy@infradead.org 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 d3ccd17e7c9647b956d415acdf3e3fde7ae9e20c Author: Liam R. Howlett Date: Thu Jun 9 20:57:09 2022 +0000 mm: start tracking VMAs with maple tree bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=11463853f00000 start commit: 6d0c80680317 Add linux-next specific files for 20220610 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=13463853f00000 console output: https://syzkaller.appspot.com/x/log.txt?x=15463853f00000 kernel config: https://syzkaller.appspot.com/x/.config?x=a30d6e3e814e5931 dashboard link: https://syzkaller.appspot.com/bug?extid=68771c0e74f7bb7804e5 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12e632bbf00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=103df80ff00000 Reported-by: syzbot+68771c0e74f7bb7804e5@syzkaller.appspotmail.com Fixes: d3ccd17e7c96 ("mm: start tracking VMAs with maple tree") For information about bisection process see: https://goo.gl/tpsmEJ#bisection