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 X-Spam-Level: X-Spam-Status: No, score=-5.4 required=3.0 tests=FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1585FC43603 for ; Sun, 15 Dec 2019 01:27:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DAEAF2073D for ; Sun, 15 Dec 2019 01:27:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727086AbfLOB1B (ORCPT ); Sat, 14 Dec 2019 20:27:01 -0500 Received: from mail-il1-f200.google.com ([209.85.166.200]:46668 "EHLO mail-il1-f200.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726783AbfLOB1B (ORCPT ); Sat, 14 Dec 2019 20:27:01 -0500 Received: by mail-il1-f200.google.com with SMTP id s85so3200603ild.13 for ; Sat, 14 Dec 2019 17:27:01 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=c+s69FUrevmh/qMLgOyZw9GWvtN3ytNCAie8XX1Wio0=; b=kDMrOQBzcN9zaWwi5v+tBVyZ4I6CdvagWMkAQvHt6LaxUtF3tcbhFz/rNVzLRsZtea a8CqH/5qMjKqQB45hpPDNLO2fXIFYO8Ztk8oa6z+TzOnpxe+9K7B09Ut3UcPyqr1VWoq xdtSwdkj5wkipR1AOR53LSz4w3TC3If+KATbSuEBDdJptMGHK6PwvsBonnKTqjUdnh0W JGtPb+OLDrpT95SgkBCjy3mQKOfjYJ1nKaocxGS0p/8Za8FPyO8UVQOMXYUhpWZ1SWjY djjsNEJpYkUnAR8OS05HaW+9r1t2DGgaWaz5ba1GnLU3Av6WeZuRpwf2wM0CKsrOVVCe WMWw== X-Gm-Message-State: APjAAAXi+5RE5XRVf8oSC3859jTJAE7fRUsqjpbxZwjXZ1wiB/qk3+Wt Xp1gKXs2U8MMQOhdQqwCqO81NKkMYFj4qf0hZw+FaBbMFvdu X-Google-Smtp-Source: APXvYqy7O21f8gr/KcYVDGHHA00H9AO2+CAAcrvPyJbJkQR9bGCOqaPnuFyWq42GKUJVdxRtIb/Aqis0HVOF9COqLeCaOOMD3jTv MIME-Version: 1.0 X-Received: by 2002:a92:5a56:: with SMTP id o83mr2853063ilb.97.1576373220852; Sat, 14 Dec 2019 17:27:00 -0800 (PST) Date: Sat, 14 Dec 2019 17:27:00 -0800 In-Reply-To: <000000000000c71dcf0579b0553f@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000dcc9b10599b3fd5e@google.com> Subject: Re: KASAN: use-after-free Read in ext4_xattr_set_entry (2) From: syzbot To: a@unstable.cc, adilger.kernel@dilger.ca, afd@ti.com, b.a.t.m.a.n@lists.open-mesh.org, chris@lapa.com.au, davem@davemloft.net, linux-ext4@vger.kernel.org, linux-kernel@vger.kernel.org, mareklindner@neomailbox.ch, netdev@vger.kernel.org, pali.rohar@gmail.com, sre@kernel.org, sw@simonwunderlich.de, syzkaller-bugs@googlegroups.com, tytso@mit.edu Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org syzbot has bisected this bug to: commit 8835cae5f2abd7f7a3143afe357f416aff5517a4 Author: Chris Lapa Date: Wed Jan 11 01:44:47 2017 +0000 power: supply: bq27xxx: adds specific support for bq27520-g4 revision. bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16661f41e00000 start commit: ae4b064e Merge tag 'afs-fixes-20191211' of git://git.kerne.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=15661f41e00000 console output: https://syzkaller.appspot.com/x/log.txt?x=11661f41e00000 kernel config: https://syzkaller.appspot.com/x/.config?x=79f79de2a27d3e3d dashboard link: https://syzkaller.appspot.com/bug?extid=4a39a025912b265cacef syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15ec1332e00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=163455dee00000 Reported-by: syzbot+4a39a025912b265cacef@syzkaller.appspotmail.com Fixes: 8835cae5f2ab ("power: supply: bq27xxx: adds specific support for bq27520-g4 revision.") For information about bisection process see: https://goo.gl/tpsmEJ#bisection