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=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 9D011C5B578 for ; Fri, 28 Jun 2019 19:39:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7BCC820828 for ; Fri, 28 Jun 2019 19:39:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727000AbfF1TjC (ORCPT ); Fri, 28 Jun 2019 15:39:02 -0400 Received: from mail-io1-f70.google.com ([209.85.166.70]:42613 "EHLO mail-io1-f70.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726695AbfF1TjC (ORCPT ); Fri, 28 Jun 2019 15:39:02 -0400 Received: by mail-io1-f70.google.com with SMTP id f22so7738927ioj.9 for ; Fri, 28 Jun 2019 12:39:01 -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=6MBa60ZEQW0KfIiP0tSSYs5YVeMvKCMq2VKhW00PUqk=; b=skpJIel+UUTIepuA3H/dTdFRbdfBhzd2NcJjQJgKU42T8X669S4Q0EStQ3KqLZHy6j Ymrj0Fkp9xgSXOnZsXYFWKehKy4PzPzL1Pq1Ga9P8zLxvwr3T+MNFdi/o0F5WDxkda1S o/d+khiuK1T9fyZV16pIWh4Aw/THnwDp00SfwaKvds/jCZMsiOaKWpl/fsOVqByr37Pm yVEdELqEwdh4xhsDxwrrFgIR7mDfF8TouM5Q9dXmj2RNHq7mXQd9SqizThOA3c0KNz4I dqDPN37QrQdTZGF8UmFtFPVZjSJblu1tbJgRuhX+NQmUI4if9bTn+leoorAiDFQx0B0e YADQ== X-Gm-Message-State: APjAAAUboqIrxWzl+1OY1cjWdCvwG3liO+v+0+wX3RtXlESXss9T3Wr3 F95ovB66ukS3Guh8mfD8aX3Wg6Az0ON8NvAeA7Y+HDgk8zfU X-Google-Smtp-Source: APXvYqyG9FhR3Hf0uDF4YrYl41IirAkp07VFEYWJqDIdjxISRyPh+xrAnO1HB/EouuP8G7Ie0xNGvLv/dNZy32m373iQYOFow0fw MIME-Version: 1.0 X-Received: by 2002:a5d:97d8:: with SMTP id k24mr9240612ios.84.1561750741066; Fri, 28 Jun 2019 12:39:01 -0700 (PDT) Date: Fri, 28 Jun 2019 12:39:01 -0700 In-Reply-To: <0000000000001c03bf058baf488a@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000002628bf058c676e46@google.com> Subject: Re: BUG: unable to handle kernel paging request in hrtimer_interrupt From: syzbot To: ast@kernel.org, bpf@vger.kernel.org, daniel@iogearbox.net, dvyukov@google.com, hdanton@sina.com, john.fastabend@gmail.com, linux-kernel@vger.kernel.org, netdev@vger.kernel.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=14436833a00000 start commit: 29f785ff Merge branch 'fixes' of git://git.kernel.org/pub/.. git tree: upstream final crash: https://syzkaller.appspot.com/x/report.txt?x=16436833a00000 console output: https://syzkaller.appspot.com/x/log.txt?x=12436833a00000 kernel config: https://syzkaller.appspot.com/x/.config?x=e5c77f8090a3b96b dashboard link: https://syzkaller.appspot.com/bug?extid=037e18398ba8c655a652 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16da8cc9a00000 Reported-by: syzbot+037e18398ba8c655a652@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