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,URIBL_BLOCKED autolearn=unavailable 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 B79D6C76190 for ; Fri, 26 Jul 2019 02:34:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9A3B9218B8 for ; Fri, 26 Jul 2019 02:34:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726129AbfGZCeC (ORCPT ); Thu, 25 Jul 2019 22:34:02 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:47492 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726102AbfGZCeB (ORCPT ); Thu, 25 Jul 2019 22:34:01 -0400 Received: by mail-io1-f72.google.com with SMTP id r27so57075145iob.14 for ; Thu, 25 Jul 2019 19:34:01 -0700 (PDT) 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=7CpkHsdwXfZwBwrO6vlf0OIv7joJOo5Z6wYVwguiJ04=; b=Ug+m/xeS7IcQGmJOgRa4jGXieCxrKFZKv5QLKQwHDQXnyjF+6H8kdDP8NiYG8oWvNd LgYmi8tCsuUA/e37+BeXX/9xY7bWUW1cLX08aJB4cH2eesIaQGCl1NKlFGnePbdcnfET fwbpiSTghaKcNMzcYR6IM+3cWvR28xPEU1pNmdXagfwux27TL5ONSV3JRt/BuPv/D2w3 dO6QVjcbIAxbuGLTAlbt4M6kF6i5l/ROSwkOcyD3rBBwFo8qnvylCIMIYGmIOeYDa0E/ GXNnc2wBsjpcqE/na1cBanEpwBm00NVSVfOVvSIyHWe0xbT+2hCJ4Kg1GT7QBxwu4pnM Sm+Q== X-Gm-Message-State: APjAAAUayHaXUhFQGjRi4xcAPYBO8eaFzEXlOKk1o6narDF5txHeYq7K wDZ5jFW9i9rNhHwiqT9o05rm/d4NwZ6IJMkYBiEYdNPrE6fj X-Google-Smtp-Source: APXvYqwFoHU762iKdsVHVX6yTlu7QfEbGsNdjn/z0ANksU56Shk8WreV3mmUqSXqtLdMgVlprsuuj4lm54a3cf1C9DCqoj4pnlX3 MIME-Version: 1.0 X-Received: by 2002:a02:b90e:: with SMTP id v14mr56641596jan.122.1564108441113; Thu, 25 Jul 2019 19:34:01 -0700 (PDT) Date: Thu, 25 Jul 2019 19:34:01 -0700 In-Reply-To: <000000000000b68e04058e6a3421@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000005dbbc058e8c608d@google.com> Subject: Re: memory leak in dma_buf_ioctl From: syzbot To: bsingharora@gmail.com, coreteam@netfilter.org, davem@davemloft.net, dri-devel@lists.freedesktop.org, duwe@suse.de, dvyukov@google.com, kaber@trash.net, kadlec@blackhole.kfki.hu, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, mingo@redhat.com, mpe@ellerman.id.au, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, pablo@netfilter.org, rostedt@goodmis.org, sumit.semwal@linaro.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org syzbot has bisected this bug to: commit 04cf31a759ef575f750a63777cee95500e410994 Author: Michael Ellerman Date: Thu Mar 24 11:04:01 2016 +0000 ftrace: Make ftrace_location_range() global bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=154293f4600000 start commit: abdfd52a Merge tag 'armsoc-defconfig' of git://git.kernel... git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=174293f4600000 console output: https://syzkaller.appspot.com/x/log.txt?x=134293f4600000 kernel config: https://syzkaller.appspot.com/x/.config?x=d31de3d88059b7fa dashboard link: https://syzkaller.appspot.com/bug?extid=b2098bc44728a4efb3e9 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12526e58600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=161784f0600000 Reported-by: syzbot+b2098bc44728a4efb3e9@syzkaller.appspotmail.com Fixes: 04cf31a759ef ("ftrace: Make ftrace_location_range() global") For information about bisection process see: https://goo.gl/tpsmEJ#bisection