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 9C078C48BD6 for ; Thu, 27 Jun 2019 10:58:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6ECE72085A for ; Thu, 27 Jun 2019 10:58:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726632AbfF0K6B (ORCPT ); Thu, 27 Jun 2019 06:58:01 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:57062 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726315AbfF0K6B (ORCPT ); Thu, 27 Jun 2019 06:58:01 -0400 Received: by mail-io1-f70.google.com with SMTP id u25so2120330iol.23 for ; Thu, 27 Jun 2019 03:58:01 -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=Qd5yz8D6nzHy8/WHIsu0XvDmoEeh/tbWUaUPsfPoLfU=; b=kGJtkk52FaGYbfp4MGxiA3SB+qdDqWLu1ANFm2lWIYSDdf1bNWEFun3wLkSD/6C6ui 0d/vIeK9GNgsLVBC0jBnAbTAD3ienI7E0so/AFk3O41wMk1fRZZV0vsdfmv5ehU6O0Vr s09lax4U01P7RREGUbUTe6e47zGJ1bZ6I2l902crUCqhYxw9OKJbivRUFwyC/Dc4bSdE R4+uJcVEntlwPAeh6hg0mXYzqO11irY93581k2c67SduBovYYtV3M59LYPkZs5f6Fh2h Uz2G9F3RbWP2xqHbW8PNHq8ZrVhpW6MzZzmsmnnixzAQ1C/S8dlNHR0nngijo3z/yBqD 6PXA== X-Gm-Message-State: APjAAAUqXj7icN1/q1mRk3oeaOffodU2DNhTECB4PnaxMLg8XGndhwfO IL4atepafBFf8eemu0hBQ0cTGTL2iVVM25tyFdt9K5Ou2T8Q X-Google-Smtp-Source: APXvYqyFMB8ZqB5Hvwd/r6Qq21rENIAh6D36I89aMJ9OWo9sekU/qTEYVyqcJaSJdsoL2uLgqaaGvev7HQgFP9ZgljJSrVVi095A MIME-Version: 1.0 X-Received: by 2002:a6b:bec7:: with SMTP id o190mr3664415iof.158.1561633080591; Thu, 27 Jun 2019 03:58:00 -0700 (PDT) Date: Thu, 27 Jun 2019 03:58:00 -0700 In-Reply-To: <00000000000008f38a058bd500b9@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <00000000000009ccbc058c4c09bf@google.com> Subject: Re: BUG: unable to handle kernel paging request in cpuacct_account_field From: syzbot To: ast@kernel.org, daniel@iogearbox.net, fweisbec@gmail.com, john.fastabend@gmail.com, linux-kernel@vger.kernel.org, mingo@kernel.org, netdev@vger.kernel.org, peterz@infradead.org, syzkaller-bugs@googlegroups.com, tglx@linutronix.de Content-Type: text/plain; charset="UTF-8"; format=flowed; delsp=yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org syzbot has bisected this bug to: commit e9db4ef6bf4ca9894bb324c76e01b8f1a16b2650 Author: John Fastabend Date: Sat Jun 30 13:17:47 2018 +0000 bpf: sockhash fix omitted bucket lock in sock_close bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13dd1b79a00000 start commit: abf02e29 Merge tag 'pm-5.2-rc6' of git://git.kernel.org/pu.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=103d1b79a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=17dd1b79a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=e5c77f8090a3b96b dashboard link: https://syzkaller.appspot.com/bug?extid=a952f743523593b39174 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1372abc6a00000 Reported-by: syzbot+a952f743523593b39174@syzkaller.appspotmail.com Fixes: e9db4ef6bf4c ("bpf: sockhash fix omitted bucket lock in sock_close") For information about bisection process see: https://goo.gl/tpsmEJ#bisection