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 A530CC761A8 for ; Sat, 27 Jul 2019 10:16:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9BEF420840 for ; Sat, 27 Jul 2019 10:16:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728816AbfG0KQB (ORCPT ); Sat, 27 Jul 2019 06:16:01 -0400 Received: from mail-io1-f72.google.com ([209.85.166.72]:52863 "EHLO mail-io1-f72.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728790AbfG0KQB (ORCPT ); Sat, 27 Jul 2019 06:16:01 -0400 Received: by mail-io1-f72.google.com with SMTP id p12so61580590iog.19 for ; Sat, 27 Jul 2019 03:16:00 -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=x2XPPyWw+kTQEvjXcX/vC5JNb6a5vMqFuiwlUWd2Kag=; b=O1NbNXJhTW+qAWvyU6d+JJcm4mkTvIdRAW4tbezijNV2bk7ZXPnYPTp6XNr/WkFqMN ci+TSAFyry4PYS1NcfoncQwZTdDyQpCtseN1LKxtZnhgjaWtM+bYIe3epPEfXXzIG7RN xZI6fIoKZkq+NrqcjAW7dlckqcPMOo6+riNJ0MkEHsGQtTLOW0PqI7kwk3U4vV4l+Z2u Ptj50fAhZtbwxDNKLooUxy5z8m/zTO1WCMhyW4U6mwiwEgYJA7c8No98uCJ2aBTADaJP 9gA8jHbMzuSCuQFMeYsSg9x4FwPx3/Tn/tyBtN9+xq8feMzUak4YuJEc/Q8xAtpMy4wJ VLTQ== X-Gm-Message-State: APjAAAURMAmKGGUDI9t+j3kCjNbH9pNN1wXx/797IylmGPAQBR0qgVsH 8XUsfQBJScALJXbcG4NZMA5sx895ppRdvqMit0M/6gbJfvlm X-Google-Smtp-Source: APXvYqyUUXRwrDhv+Q8VwK3XJ+lyMBkXhuGvc/B+mH+HMjh06Rq3S9TIzl2shA7qpymnG5hvTqwSBsZorpk8Y0tjAKx1u9bCuJWS MIME-Version: 1.0 X-Received: by 2002:a5d:994b:: with SMTP id v11mr46002856ios.165.1564222560256; Sat, 27 Jul 2019 03:16:00 -0700 (PDT) Date: Sat, 27 Jul 2019 03:16:00 -0700 In-Reply-To: <000000000000111cbe058dc7754d@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000000dc874058ea6f261@google.com> Subject: Re: memory leak in new_inode_pseudo (2) From: syzbot To: axboe@fb.com, axboe@kernel.dk, catalin.marinas@arm.com, davem@davemloft.net, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, michaelcallahan@fb.com, netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com 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 a21f2a3ec62abe2e06500d6550659a0ff5624fbb Author: Michael Callahan Date: Tue May 3 15:12:49 2016 +0000 block: Minor blk_account_io_start usage cleanup bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13565e92600000 start commit: be8454af Merge tag 'drm-next-2019-07-16' of git://anongit... git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=10d65e92600000 console output: https://syzkaller.appspot.com/x/log.txt?x=17565e92600000 kernel config: https://syzkaller.appspot.com/x/.config?x=d23a1a7bf85c5250 dashboard link: https://syzkaller.appspot.com/bug?extid=e682cca30bc101a4d9d9 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=155c5800600000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1738f800600000 Reported-by: syzbot+e682cca30bc101a4d9d9@syzkaller.appspotmail.com Fixes: a21f2a3ec62a ("block: Minor blk_account_io_start usage cleanup") For information about bisection process see: https://goo.gl/tpsmEJ#bisection